Annual report pursuant to Section 13 and 15(d)

Schedule III - Real Estate and Accumulated Depreciation (Details)

v3.22.0.1
Schedule III - Real Estate and Accumulated Depreciation (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Real Estate and Accumulated Depreciation        
Encumbrances $ 121,425      
Initial Cost        
Land 720,485      
Building and Land Improvements 3,635,390      
Costs Capitalized Subsequent to Acquisition 603,834      
Gross Amounts Carried At Close of Period        
Land 720,485      
Building and Land Improvements 4,239,224      
Total 4,959,709 $ 4,686,802 $ 4,348,006 $ 4,148,529
Accumulated Depreciation (1,234,908) (1,124,253) $ (1,007,120) $ (897,903)
Additional information        
Debt, net 2,272,304 2,086,918    
Net discounts and deferred financing costs 26,000      
Aggregate cost of assets for federal income tax purposes $ 3,700,000      
Buildings improvements | Minimum        
Additional information        
Estimated lives over which depreciation is recognized 10 years      
Buildings improvements | Maximum        
Additional information        
Estimated lives over which depreciation is recognized 40 years      
Revolving Credit Facility        
Additional information        
Debt, net $ 76,000 143,000    
Term Loan Facility        
Additional information        
Debt, net 299,420 $ 398,447    
Unsecured Senior Notes        
Additional information        
Debt, net 1,800,000      
Unsecured notes payable        
Additional information        
Debt, net 753      
Fixed rate mortgage loans        
Additional information        
Net discounts and deferred financing costs 798      
100 Light Street        
Initial Cost        
Land 26,715      
Building and Land Improvements 58,002      
Costs Capitalized Subsequent to Acquisition 36,662      
Gross Amounts Carried At Close of Period        
Land 26,715      
Building and Land Improvements 94,664      
Total 121,379      
Accumulated Depreciation (25,616)      
100 Secured Gateway        
Initial Cost        
Building and Land Improvements 71,089      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 71,089      
Total 71,089      
Accumulated Depreciation (2,340)      
1000 Redstone Gateway        
Real Estate and Accumulated Depreciation        
Encumbrances 9,281      
Initial Cost        
Building and Land Improvements 20,533      
Costs Capitalized Subsequent to Acquisition 76      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 20,609      
Total 20,609      
Accumulated Depreciation (4,525)      
1100 Redstone Gateway        
Real Estate and Accumulated Depreciation        
Encumbrances 9,913      
Initial Cost        
Building and Land Improvements 19,593      
Costs Capitalized Subsequent to Acquisition 88      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 19,681      
Total 19,681      
Accumulated Depreciation (3,912)      
114 National Business Parkway        
Initial Cost        
Land 364      
Building and Land Improvements 3,109      
Costs Capitalized Subsequent to Acquisition 404      
Gross Amounts Carried At Close of Period        
Land 364      
Building and Land Improvements 3,513      
Total 3,877      
Accumulated Depreciation (1,679)      
1200 Redstone Gateway        
Real Estate and Accumulated Depreciation        
Encumbrances 11,441      
Initial Cost        
Building and Land Improvements 22,389      
Costs Capitalized Subsequent to Acquisition 141      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 22,530      
Total 22,530      
Accumulated Depreciation (4,509)      
1201 M Street SE        
Initial Cost        
Building and Land Improvements 49,775      
Costs Capitalized Subsequent to Acquisition 10,290      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 60,065      
Total 60,065      
Accumulated Depreciation (21,051)      
1201 Winterson Road        
Initial Cost        
Land 2,130      
Building and Land Improvements 17,009      
Costs Capitalized Subsequent to Acquisition 901      
Gross Amounts Carried At Close of Period        
Land 2,130      
Building and Land Improvements 17,910      
Total 20,040      
Accumulated Depreciation (5,952)      
1220 12th Street, SE        
Initial Cost        
Building and Land Improvements 42,464      
Costs Capitalized Subsequent to Acquisition 9,749      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 52,213      
Total 52,213      
Accumulated Depreciation (19,797)      
1243 Winterson Road        
Initial Cost        
Land 630      
Gross Amounts Carried At Close of Period        
Land 630      
Total 630      
131 National Business Parkway        
Initial Cost        
Land 1,906      
Building and Land Improvements 7,623      
Costs Capitalized Subsequent to Acquisition 5,893      
Gross Amounts Carried At Close of Period        
Land 1,906      
Building and Land Improvements 13,516      
Total 15,422      
Accumulated Depreciation (7,872)      
132 National Business Parkway        
Initial Cost        
Land 2,917      
Building and Land Improvements 12,259      
Costs Capitalized Subsequent to Acquisition 4,876      
Gross Amounts Carried At Close of Period        
Land 2,917      
Building and Land Improvements 17,135      
Total 20,052      
Accumulated Depreciation (11,075)      
133 National Business Parkway        
Initial Cost        
Land 2,517      
Building and Land Improvements 10,068      
Costs Capitalized Subsequent to Acquisition 6,731      
Gross Amounts Carried At Close of Period        
Land 2,517      
Building and Land Improvements 16,799      
Total 19,316      
Accumulated Depreciation (10,935)      
134 National Business Parkway        
Initial Cost        
Land 3,684      
Building and Land Improvements 7,517      
Costs Capitalized Subsequent to Acquisition 5,726      
Gross Amounts Carried At Close of Period        
Land 3,684      
Building and Land Improvements 13,243      
Total 16,927      
Accumulated Depreciation (8,014)      
1340 Ashton Road        
Initial Cost        
Land 905      
Building and Land Improvements 3,620      
Costs Capitalized Subsequent to Acquisition 2,540      
Gross Amounts Carried At Close of Period        
Land 905      
Building and Land Improvements 6,160      
Total 7,065      
Accumulated Depreciation (3,423)      
13450 Sunrise Valley Drive        
Initial Cost        
Land 1,386      
Building and Land Improvements 5,576      
Costs Capitalized Subsequent to Acquisition 4,952      
Gross Amounts Carried At Close of Period        
Land 1,386      
Building and Land Improvements 10,528      
Total 11,914      
Accumulated Depreciation (6,583)      
13454 Sunrise Valley Drive        
Initial Cost        
Land 2,847      
Building and Land Improvements 11,986      
Costs Capitalized Subsequent to Acquisition 9,240      
Gross Amounts Carried At Close of Period        
Land 2,847      
Building and Land Improvements 21,226      
Total 24,073      
Accumulated Depreciation (12,918)      
135 National Business Parkway        
Initial Cost        
Land 2,484      
Building and Land Improvements 9,750      
Costs Capitalized Subsequent to Acquisition 7,003      
Gross Amounts Carried At Close of Period        
Land 2,484      
Building and Land Improvements 16,753      
Total 19,237      
Accumulated Depreciation (10,779)      
1362 Mellon Road        
Initial Cost        
Land 950      
Building and Land Improvements 3,864      
Costs Capitalized Subsequent to Acquisition 1,632      
Gross Amounts Carried At Close of Period        
Land 950      
Building and Land Improvements 5,496      
Total 6,446      
Accumulated Depreciation (1,193)      
13857 McLearen Road        
Initial Cost        
Land 3,507      
Building and Land Improvements 30,177      
Costs Capitalized Subsequent to Acquisition 4,915      
Gross Amounts Carried At Close of Period        
Land 3,507      
Building and Land Improvements 35,092      
Total 38,599      
Accumulated Depreciation (13,842)      
140 National Business Parkway        
Initial Cost        
Land 3,407      
Building and Land Improvements 24,167      
Costs Capitalized Subsequent to Acquisition 1,784      
Gross Amounts Carried At Close of Period        
Land 3,407      
Building and Land Improvements 25,951      
Total 29,358      
Accumulated Depreciation (11,646)      
141 National Business Parkway        
Initial Cost        
Land 2,398      
Building and Land Improvements 9,538      
Costs Capitalized Subsequent to Acquisition 4,832      
Gross Amounts Carried At Close of Period        
Land 2,398      
Building and Land Improvements 14,370      
Total 16,768      
Accumulated Depreciation (9,758)      
14280 Park Meadow Drive        
Initial Cost        
Land 3,731      
Building and Land Improvements 15,953      
Costs Capitalized Subsequent to Acquisition 5,500      
Gross Amounts Carried At Close of Period        
Land 3,731      
Building and Land Improvements 21,453      
Total 25,184      
Accumulated Depreciation (10,469)      
1460 Dorsey Road        
Initial Cost        
Land 1,577      
Building and Land Improvements 115      
Gross Amounts Carried At Close of Period        
Land 1,577      
Building and Land Improvements 115      
Total 1,692      
14840 Conference Center Drive        
Initial Cost        
Land 1,572      
Building and Land Improvements 8,175      
Costs Capitalized Subsequent to Acquisition 5,730      
Gross Amounts Carried At Close of Period        
Land 1,572      
Building and Land Improvements 13,905      
Total 15,477      
Accumulated Depreciation (7,895)      
14850 Conference Center Drive        
Initial Cost        
Land 1,615      
Building and Land Improvements 8,358      
Costs Capitalized Subsequent to Acquisition 5,345      
Gross Amounts Carried At Close of Period        
Land 1,615      
Building and Land Improvements 13,703      
Total 15,318      
Accumulated Depreciation (7,455)      
14900 Conference Center Drive        
Initial Cost        
Land 3,436      
Building and Land Improvements 14,402      
Costs Capitalized Subsequent to Acquisition 9,282      
Gross Amounts Carried At Close of Period        
Land 3,436      
Building and Land Improvements 23,684      
Total 27,120      
Accumulated Depreciation (14,024)      
1501 South Clinton Street        
Initial Cost        
Land 27,964      
Building and Land Improvements 51,990      
Costs Capitalized Subsequent to Acquisition 23,731      
Gross Amounts Carried At Close of Period        
Land 27,964      
Building and Land Improvements 75,721      
Total 103,685      
Accumulated Depreciation (31,475)      
15049 Conference Center Drive        
Initial Cost        
Land 4,415      
Building and Land Improvements 20,365      
Costs Capitalized Subsequent to Acquisition 17,846      
Gross Amounts Carried At Close of Period        
Land 4,415      
Building and Land Improvements 38,211      
Total 42,626      
Accumulated Depreciation (20,360)      
15059 Conference Center Drive        
Initial Cost        
Land 5,753      
Building and Land Improvements 13,615      
Costs Capitalized Subsequent to Acquisition 4,543      
Gross Amounts Carried At Close of Period        
Land 5,753      
Building and Land Improvements 18,158      
Total 23,911      
Accumulated Depreciation (10,774)      
1550 West Nursery Road        
Initial Cost        
Land 14,071      
Building and Land Improvements 16,930      
Gross Amounts Carried At Close of Period        
Land 14,071      
Building and Land Improvements 16,930      
Total 31,001      
Accumulated Depreciation (6,678)      
1560 West Nursery Road        
Initial Cost        
Land 1,441      
Building and Land Improvements 113      
Gross Amounts Carried At Close of Period        
Land 1,441      
Building and Land Improvements 113      
Total 1,554      
Accumulated Depreciation (22)      
1610 West Nursery Road        
Initial Cost        
Land 259      
Building and Land Improvements 246      
Gross Amounts Carried At Close of Period        
Land 259      
Building and Land Improvements 246      
Total 505      
Accumulated Depreciation (29)      
1616 West Nursery Road        
Initial Cost        
Land 393      
Building and Land Improvements 3,323      
Costs Capitalized Subsequent to Acquisition 75      
Gross Amounts Carried At Close of Period        
Land 393      
Building and Land Improvements 3,398      
Total 3,791      
Accumulated Depreciation (358)      
1622 West Nursery Road        
Initial Cost        
Land 393      
Building and Land Improvements 2,542      
Gross Amounts Carried At Close of Period        
Land 393      
Building and Land Improvements 2,542      
Total 2,935      
Accumulated Depreciation (308)      
16442 Commerce Drive        
Initial Cost        
Land 613      
Building and Land Improvements 2,582      
Costs Capitalized Subsequent to Acquisition 1,135      
Gross Amounts Carried At Close of Period        
Land 613      
Building and Land Improvements 3,717      
Total 4,330      
Accumulated Depreciation (1,988)      
16480 Commerce Drive        
Initial Cost        
Land 1,856      
Building and Land Improvements 7,425      
Costs Capitalized Subsequent to Acquisition 2,619      
Gross Amounts Carried At Close of Period        
Land 1,856      
Building and Land Improvements 10,044      
Total 11,900      
Accumulated Depreciation (4,754)      
16501 Commerce Drive        
Initial Cost        
Land 522      
Building and Land Improvements 2,090      
Costs Capitalized Subsequent to Acquisition 1,040      
Gross Amounts Carried At Close of Period        
Land 522      
Building and Land Improvements 3,130      
Total 3,652      
Accumulated Depreciation (1,544)      
16539 Commerce Drive        
Initial Cost        
Land 688      
Building and Land Improvements 2,860      
Costs Capitalized Subsequent to Acquisition 2,326      
Gross Amounts Carried At Close of Period        
Land 688      
Building and Land Improvements 5,186      
Total 5,874      
Accumulated Depreciation (3,058)      
16541 Commerce Drive        
Initial Cost        
Land 773      
Building and Land Improvements 3,094      
Costs Capitalized Subsequent to Acquisition 2,596      
Gross Amounts Carried At Close of Period        
Land 773      
Building and Land Improvements 5,690      
Total 6,463      
Accumulated Depreciation (2,989)      
16543 Commerce Drive        
Initial Cost        
Land 436      
Building and Land Improvements 1,742      
Costs Capitalized Subsequent to Acquisition 838      
Gross Amounts Carried At Close of Period        
Land 436      
Building and Land Improvements 2,580      
Total 3,016      
Accumulated Depreciation (1,348)      
1751 Pinnacle Drive        
Initial Cost        
Land 10,486      
Building and Land Improvements 42,339      
Costs Capitalized Subsequent to Acquisition 33,825      
Gross Amounts Carried At Close of Period        
Land 10,486      
Building and Land Improvements 76,164      
Total 86,650      
Accumulated Depreciation (42,720)      
1753 Pinnacle Drive        
Initial Cost        
Land 8,275      
Building and Land Improvements 34,353      
Costs Capitalized Subsequent to Acquisition 24,092      
Gross Amounts Carried At Close of Period        
Land 8,275      
Building and Land Improvements 58,445      
Total 66,720      
Accumulated Depreciation (28,325)      
206 Research Boulevard        
Gross Amounts Carried At Close of Period        
Total 0      
209 Research Boulevard        
Initial Cost        
Land 134      
Building and Land Improvements 1,711      
Costs Capitalized Subsequent to Acquisition 543      
Gross Amounts Carried At Close of Period        
Land 134      
Building and Land Improvements 2,254      
Total 2,388      
Accumulated Depreciation (687)      
210 Research Boulevard        
Initial Cost        
Land 113      
Building and Land Improvements 1,402      
Costs Capitalized Subsequent to Acquisition 426      
Gross Amounts Carried At Close of Period        
Land 113      
Building and Land Improvements 1,828      
Total 1,941      
Accumulated Depreciation (543)      
2100 L Street        
Initial Cost        
Land 57,385      
Building and Land Improvements 94,152      
Gross Amounts Carried At Close of Period        
Land 57,385      
Building and Land Improvements 94,152      
Total 151,537      
Accumulated Depreciation (1,987)      
2100 Rideout Road        
Initial Cost        
Building and Land Improvements 7,336      
Costs Capitalized Subsequent to Acquisition 2,995      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 10,331      
Total 10,331      
Accumulated Depreciation (2,274)      
22289 Exploration Drive        
Initial Cost        
Land 1,422      
Building and Land Improvements 5,719      
Costs Capitalized Subsequent to Acquisition 2,129      
Gross Amounts Carried At Close of Period        
Land 1,422      
Building and Land Improvements 7,848      
Total 9,270      
Accumulated Depreciation (4,369)      
22299 Exploration Drive        
Initial Cost        
Land 1,362      
Building and Land Improvements 5,791      
Costs Capitalized Subsequent to Acquisition 3,049      
Gross Amounts Carried At Close of Period        
Land 1,362      
Building and Land Improvements 8,840      
Total 10,202      
Accumulated Depreciation (5,297)      
22300 Exploration Drive        
Initial Cost        
Land 1,094      
Building and Land Improvements 5,038      
Costs Capitalized Subsequent to Acquisition 2,770      
Gross Amounts Carried At Close of Period        
Land 1,094      
Building and Land Improvements 7,808      
Total 8,902      
Accumulated Depreciation (4,134)      
22309 Exploration Drive        
Initial Cost        
Land 2,243      
Building and Land Improvements 10,419      
Costs Capitalized Subsequent to Acquisition 8,114      
Gross Amounts Carried At Close of Period        
Land 2,243      
Building and Land Improvements 18,533      
Total 20,776      
Accumulated Depreciation (8,947)      
23535 Cottonwood Parkway        
Initial Cost        
Land 692      
Building and Land Improvements 3,051      
Costs Capitalized Subsequent to Acquisition 648      
Gross Amounts Carried At Close of Period        
Land 692      
Building and Land Improvements 3,699      
Total 4,391      
Accumulated Depreciation (2,193)      
250 W Pratt St        
Initial Cost        
Land 8,057      
Building and Land Improvements 34,588      
Costs Capitalized Subsequent to Acquisition 18,482      
Gross Amounts Carried At Close of Period        
Land 8,057      
Building and Land Improvements 53,070      
Total 61,127      
Accumulated Depreciation (18,418)      
2600 Park Tower Drive        
Initial Cost        
Land 20,284      
Building and Land Improvements 34,443      
Costs Capitalized Subsequent to Acquisition 4,621      
Gross Amounts Carried At Close of Period        
Land 20,284      
Building and Land Improvements 39,064      
Total 59,348      
Accumulated Depreciation (8,392)      
2691 Technology Drive        
Initial Cost        
Land 2,098      
Building and Land Improvements 17,334      
Costs Capitalized Subsequent to Acquisition 5,565      
Gross Amounts Carried At Close of Period        
Land 2,098      
Building and Land Improvements 22,899      
Total 24,997      
Accumulated Depreciation (12,224)      
2701 Technology Drive        
Initial Cost        
Land 1,737      
Building and Land Improvements 15,266      
Costs Capitalized Subsequent to Acquisition 7,033      
Gross Amounts Carried At Close of Period        
Land 1,737      
Building and Land Improvements 22,299      
Total 24,036      
Accumulated Depreciation (13,380)      
2711 Technology Drive        
Initial Cost        
Land 2,251      
Building and Land Improvements 21,611      
Costs Capitalized Subsequent to Acquisition 4,335      
Gross Amounts Carried At Close of Period        
Land 2,251      
Building and Land Improvements 25,946      
Total 28,197      
Accumulated Depreciation (14,988)      
2720 Technology Drive        
Initial Cost        
Land 3,863      
Building and Land Improvements 29,272      
Costs Capitalized Subsequent to Acquisition 2,897      
Gross Amounts Carried At Close of Period        
Land 3,863      
Building and Land Improvements 32,169      
Total 36,032      
Accumulated Depreciation (14,204)      
2721 Technology Drive        
Initial Cost        
Land 4,611      
Building and Land Improvements 14,597      
Costs Capitalized Subsequent to Acquisition 3,783      
Gross Amounts Carried At Close of Period        
Land 4,611      
Building and Land Improvements 18,380      
Total 22,991      
Accumulated Depreciation (10,792)      
2730 Hercules Road        
Initial Cost        
Land 8,737      
Building and Land Improvements 31,612      
Costs Capitalized Subsequent to Acquisition 8,998      
Gross Amounts Carried At Close of Period        
Land 8,737      
Building and Land Improvements 40,610      
Total 49,347      
Accumulated Depreciation (23,935)      
30 Light Street        
Initial Cost        
Building and Land Improvements 12,101      
Costs Capitalized Subsequent to Acquisition 1,008      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 13,109      
Total 13,109      
Accumulated Depreciation (2,308)      
300 Secured Gateway        
Initial Cost        
Building and Land Improvements 3,128      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 3,128      
Total 3,128      
300 Sentinel Drive        
Initial Cost        
Land 1,517      
Building and Land Improvements 59,165      
Costs Capitalized Subsequent to Acquisition 2,569      
Gross Amounts Carried At Close of Period        
Land 1,517      
Building and Land Improvements 61,734      
Total 63,251      
Accumulated Depreciation (18,370)      
302 Sentinel Drive        
Initial Cost        
Land 2,648      
Building and Land Improvements 29,687      
Costs Capitalized Subsequent to Acquisition 2,293      
Gross Amounts Carried At Close of Period        
Land 2,648      
Building and Land Improvements 31,980      
Total 34,628      
Accumulated Depreciation (10,987)      
304 Sentinel Drive        
Initial Cost        
Land 3,411      
Building and Land Improvements 24,917      
Costs Capitalized Subsequent to Acquisition 4,875      
Gross Amounts Carried At Close of Period        
Land 3,411      
Building and Land Improvements 29,792      
Total 33,203      
Accumulated Depreciation (12,067)      
306 Sentinel Drive        
Initial Cost        
Land 3,260      
Building and Land Improvements 22,592      
Costs Capitalized Subsequent to Acquisition 3,303      
Gross Amounts Carried At Close of Period        
Land 3,260      
Building and Land Improvements 25,895      
Total 29,155      
Accumulated Depreciation (10,098)      
308 Sentinel Drive        
Initial Cost        
Land 1,422      
Building and Land Improvements 26,208      
Costs Capitalized Subsequent to Acquisition 2,354      
Gross Amounts Carried At Close of Period        
Land 1,422      
Building and Land Improvements 28,562      
Total 29,984      
Accumulated Depreciation (7,882)      
310 Sentinel Way        
Initial Cost        
Land 2,372      
Building and Land Improvements 42,591      
Gross Amounts Carried At Close of Period        
Land 2,372      
Building and Land Improvements 42,591      
Total 44,963      
Accumulated Depreciation (6,103)      
310 The Bridge Street        
Initial Cost        
Land 261      
Building and Land Improvements 26,530      
Costs Capitalized Subsequent to Acquisition 5,227      
Gross Amounts Carried At Close of Period        
Land 261      
Building and Land Improvements 31,757      
Total 32,018      
Accumulated Depreciation (12,236)      
312 Sentinel Way        
Initial Cost        
Land 3,138      
Building and Land Improvements 27,797      
Gross Amounts Carried At Close of Period        
Land 3,138      
Building and Land Improvements 27,797      
Total 30,935      
Accumulated Depreciation (5,084)      
314 Sentinel Way        
Initial Cost        
Land 1,254      
Building and Land Improvements 7,741      
Gross Amounts Carried At Close of Period        
Land 1,254      
Building and Land Improvements 7,741      
Total 8,995      
Accumulated Depreciation (1,480)      
316 Sentinel Way        
Initial Cost        
Land 2,748      
Building and Land Improvements 38,156      
Costs Capitalized Subsequent to Acquisition 193      
Gross Amounts Carried At Close of Period        
Land 2,748      
Building and Land Improvements 38,349      
Total 41,097      
Accumulated Depreciation (9,410)      
318 Sentinel Way        
Initial Cost        
Land 2,185      
Building and Land Improvements 28,426      
Costs Capitalized Subsequent to Acquisition 560      
Gross Amounts Carried At Close of Period        
Land 2,185      
Building and Land Improvements 28,986      
Total 31,171      
Accumulated Depreciation (11,482)      
320 Sentinel Way        
Initial Cost        
Land 2,067      
Building and Land Improvements 21,623      
Costs Capitalized Subsequent to Acquisition 127      
Gross Amounts Carried At Close of Period        
Land 2,067      
Building and Land Improvements 21,750      
Total 23,817      
Accumulated Depreciation (7,606)      
322 Sentinel Way        
Initial Cost        
Land 2,605      
Building and Land Improvements 22,827      
Costs Capitalized Subsequent to Acquisition 1,910      
Gross Amounts Carried At Close of Period        
Land 2,605      
Building and Land Improvements 24,737      
Total 27,342      
Accumulated Depreciation (9,329)      
324 Sentinel Way        
Initial Cost        
Land 1,656      
Building and Land Improvements 23,018      
Costs Capitalized Subsequent to Acquisition 6      
Gross Amounts Carried At Close of Period        
Land 1,656      
Building and Land Improvements 23,024      
Total 24,680      
Accumulated Depreciation (6,531)      
4000 Market Street        
Real Estate and Accumulated Depreciation        
Encumbrances 6,052      
Initial Cost        
Building and Land Improvements 9,187      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 9,187      
Total 9,187      
Accumulated Depreciation (626)      
410 National Business Parkway        
Initial Cost        
Land 1,831      
Building and Land Improvements 23,257      
Costs Capitalized Subsequent to Acquisition 2,259      
Gross Amounts Carried At Close of Period        
Land 1,831      
Building and Land Improvements 25,516      
Total 27,347      
Accumulated Depreciation (6,032)      
4100 Market Street        
Real Estate and Accumulated Depreciation        
Encumbrances 5,269      
Initial Cost        
Building and Land Improvements 8,020      
Costs Capitalized Subsequent to Acquisition 7      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 8,027      
Total 8,027      
Accumulated Depreciation (506)      
420 National Business Parkway        
Initial Cost        
Land 2,370      
Building and Land Improvements 29,534      
Costs Capitalized Subsequent to Acquisition 148      
Gross Amounts Carried At Close of Period        
Land 2,370      
Building and Land Improvements 29,682      
Total 32,052      
Accumulated Depreciation (5,467)      
430 National Business Parkway        
Initial Cost        
Land 1,852      
Building and Land Improvements 21,563      
Costs Capitalized Subsequent to Acquisition 1,893      
Gross Amounts Carried At Close of Period        
Land 1,852      
Building and Land Improvements 23,456      
Total 25,308      
Accumulated Depreciation (5,746)      
44408 Pecan Court        
Initial Cost        
Land 817      
Building and Land Improvements 1,583      
Costs Capitalized Subsequent to Acquisition 1,751      
Gross Amounts Carried At Close of Period        
Land 817      
Building and Land Improvements 3,334      
Total 4,151      
Accumulated Depreciation (1,983)      
44414 Pecan Court        
Initial Cost        
Land 405      
Building and Land Improvements 1,619      
Costs Capitalized Subsequent to Acquisition 1,138      
Gross Amounts Carried At Close of Period        
Land 405      
Building and Land Improvements 2,757      
Total 3,162      
Accumulated Depreciation (1,686)      
44417 Pecan Court        
Initial Cost        
Land 434      
Building and Land Improvements 3,822      
Costs Capitalized Subsequent to Acquisition 180      
Gross Amounts Carried At Close of Period        
Land 434      
Building and Land Improvements 4,002      
Total 4,436      
Accumulated Depreciation (2,195)      
44420 Pecan Court        
Initial Cost        
Land 344      
Building and Land Improvements 890      
Costs Capitalized Subsequent to Acquisition 291      
Gross Amounts Carried At Close of Period        
Land 344      
Building and Land Improvements 1,181      
Total 1,525      
Accumulated Depreciation (607)      
44425 Pecan Court        
Initial Cost        
Land 1,309      
Building and Land Improvements 3,506      
Costs Capitalized Subsequent to Acquisition 2,394      
Gross Amounts Carried At Close of Period        
Land 1,309      
Building and Land Improvements 5,900      
Total 7,209      
Accumulated Depreciation (3,757)      
45310 Abell House Lane        
Initial Cost        
Land 2,272      
Building and Land Improvements 13,808      
Costs Capitalized Subsequent to Acquisition 878      
Gross Amounts Carried At Close of Period        
Land 2,272      
Building and Land Improvements 14,686      
Total 16,958      
Accumulated Depreciation (3,888)      
4600 River Road        
Initial Cost        
Building and Land Improvements 24,032      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 24,032      
Total 24,032      
Accumulated Depreciation (436)      
46579 Expedition Drive        
Initial Cost        
Land 1,406      
Building and Land Improvements 5,796      
Costs Capitalized Subsequent to Acquisition 2,874      
Gross Amounts Carried At Close of Period        
Land 1,406      
Building and Land Improvements 8,670      
Total 10,076      
Accumulated Depreciation (4,563)      
46591 Expedition Drive        
Initial Cost        
Land 1,200      
Building and Land Improvements 7,199      
Costs Capitalized Subsequent to Acquisition 3,408      
Gross Amounts Carried At Close of Period        
Land 1,200      
Building and Land Improvements 10,607      
Total 11,807      
Accumulated Depreciation (4,557)      
4851 Stonecroft Boulevard        
Initial Cost        
Land 1,878      
Building and Land Improvements 11,558      
Costs Capitalized Subsequent to Acquisition 194      
Gross Amounts Carried At Close of Period        
Land 1,878      
Building and Land Improvements 11,752      
Total 13,630      
Accumulated Depreciation (5,001)      
540 National Business Parkway        
Initial Cost        
Land 2,035      
Building and Land Improvements 31,249      
Costs Capitalized Subsequent to Acquisition 41      
Gross Amounts Carried At Close of Period        
Land 2,035      
Building and Land Improvements 31,290      
Total 33,325      
Accumulated Depreciation (3,321)      
5520 Research Park Drive        
Initial Cost        
Building and Land Improvements 20,072      
Costs Capitalized Subsequent to Acquisition 1,757      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 21,829      
Total 21,829      
Accumulated Depreciation (7,078)      
5522 Research Park Drive        
Initial Cost        
Building and Land Improvements 4,550      
Costs Capitalized Subsequent to Acquisition 855      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 5,405      
Total 5,405      
Accumulated Depreciation (1,851)      
560 National Business Parkway        
Initial Cost        
Land 2,193      
Building and Land Improvements 28,973      
Gross Amounts Carried At Close of Period        
Land 2,193      
Building and Land Improvements 28,973      
Total 31,166      
5801 University Research Court        
Real Estate and Accumulated Depreciation        
Encumbrances 11,120      
Initial Cost        
Building and Land Improvements 17,431      
Costs Capitalized Subsequent to Acquisition 144      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 17,575      
Total 17,575      
Accumulated Depreciation (1,772)      
5825 University Research Court        
Real Estate and Accumulated Depreciation        
Encumbrances 19,552      
Initial Cost        
Building and Land Improvements 22,771      
Costs Capitalized Subsequent to Acquisition 1,678      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 24,449      
Total 24,449      
Accumulated Depreciation (8,014)      
5850 University Research Court        
Real Estate and Accumulated Depreciation        
Encumbrances 20,686      
Initial Cost        
Building and Land Improvements 31,906      
Costs Capitalized Subsequent to Acquisition 894      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 32,800      
Total 32,800      
Accumulated Depreciation (9,746)      
6000 Redstone Gateway        
Initial Cost        
Building and Land Improvements 8,550      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 8,550      
Total 8,550      
Accumulated Depreciation (201)      
610 Guardian Way        
Initial Cost        
Land 7,636      
Building and Land Improvements 49,873      
Gross Amounts Carried At Close of Period        
Land 7,636      
Building and Land Improvements 49,873      
Total 57,509      
Accumulated Depreciation (276)      
6200 Redstone Gateway        
Initial Cost        
Building and Land Improvements 14,067      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 14,067      
Total 14,067      
6700 Alexander Bell Drive        
Initial Cost        
Land 1,755      
Building and Land Improvements 7,019      
Costs Capitalized Subsequent to Acquisition 9,541      
Gross Amounts Carried At Close of Period        
Land 1,755      
Building and Land Improvements 16,560      
Total 18,315      
Accumulated Depreciation (9,466)      
6708 Alexander Bell Drive        
Initial Cost        
Land 897      
Building and Land Improvements 12,693      
Costs Capitalized Subsequent to Acquisition 1,618      
Gross Amounts Carried At Close of Period        
Land 897      
Building and Land Improvements 14,311      
Total 15,208      
Accumulated Depreciation (4,956)      
6711 Columbia Gateway Drive        
Initial Cost        
Land 2,683      
Building and Land Improvements 23,239      
Costs Capitalized Subsequent to Acquisition 2,258      
Gross Amounts Carried At Close of Period        
Land 2,683      
Building and Land Improvements 25,497      
Total 28,180      
Accumulated Depreciation (9,995)      
6716 Alexander Bell Drive        
Initial Cost        
Land 1,242      
Building and Land Improvements 4,969      
Costs Capitalized Subsequent to Acquisition 4,672      
Gross Amounts Carried At Close of Period        
Land 1,242      
Building and Land Improvements 9,641      
Total 10,883      
Accumulated Depreciation (6,399)      
6721 Columbia Gateway Drive        
Initial Cost        
Land 1,753      
Building and Land Improvements 34,090      
Costs Capitalized Subsequent to Acquisition 7,318      
Gross Amounts Carried At Close of Period        
Land 1,753      
Building and Land Improvements 41,408      
Total 43,161      
Accumulated Depreciation (11,406)      
6724 Alexander Bell Drive        
Initial Cost        
Land 449      
Building and Land Improvements 5,039      
Costs Capitalized Subsequent to Acquisition 2,492      
Gross Amounts Carried At Close of Period        
Land 449      
Building and Land Improvements 7,531      
Total 7,980      
Accumulated Depreciation (4,042)      
6731 Columbia Gateway Drive        
Initial Cost        
Land 2,807      
Building and Land Improvements 19,098      
Costs Capitalized Subsequent to Acquisition 5,689      
Gross Amounts Carried At Close of Period        
Land 2,807      
Building and Land Improvements 24,787      
Total 27,594      
Accumulated Depreciation (14,085)      
6740 Alexander Bell Drive        
Initial Cost        
Land 1,424      
Building and Land Improvements 4,209      
Costs Capitalized Subsequent to Acquisition 757      
Gross Amounts Carried At Close of Period        
Land 1,424      
Building and Land Improvements 4,966      
Total 6,390      
Accumulated Depreciation (2,627)      
6741 Columbia Gateway Drive        
Initial Cost        
Land 675      
Building and Land Improvements 1,711      
Costs Capitalized Subsequent to Acquisition 176      
Gross Amounts Carried At Close of Period        
Land 675      
Building and Land Improvements 1,887      
Total 2,562      
Accumulated Depreciation (715)      
6750 Alexander Bell Drive        
Initial Cost        
Land 1,263      
Building and Land Improvements 12,461      
Costs Capitalized Subsequent to Acquisition 5,856      
Gross Amounts Carried At Close of Period        
Land 1,263      
Building and Land Improvements 18,317      
Total 19,580      
Accumulated Depreciation (11,133)      
6760 Alexander Bell Drive        
Initial Cost        
Land 890      
Building and Land Improvements 3,561      
Costs Capitalized Subsequent to Acquisition 3,915      
Gross Amounts Carried At Close of Period        
Land 890      
Building and Land Improvements 7,476      
Total 8,366      
Accumulated Depreciation (5,115)      
6940 Columbia Gateway Drive        
Initial Cost        
Land 3,545      
Building and Land Improvements 9,916      
Costs Capitalized Subsequent to Acquisition 9,227      
Gross Amounts Carried At Close of Period        
Land 3,545      
Building and Land Improvements 19,143      
Total 22,688      
Accumulated Depreciation (11,631)      
6950 Columbia Gateway Drive        
Initial Cost        
Land 3,596      
Building and Land Improvements 28,312      
Costs Capitalized Subsequent to Acquisition 3,223      
Gross Amounts Carried At Close of Period        
Land 3,596      
Building and Land Improvements 31,535      
Total 35,131      
Accumulated Depreciation (12,711)      
7000 Columbia Gateway Drive        
Initial Cost        
Land 3,131      
Building and Land Improvements 12,103      
Costs Capitalized Subsequent to Acquisition 8,551      
Gross Amounts Carried At Close of Period        
Land 3,131      
Building and Land Improvements 20,654      
Total 23,785      
Accumulated Depreciation (10,921)      
7000 Redstone Gateway        
Initial Cost        
Building and Land Improvements 897      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 897      
Total 897      
7005 Columbia Gateway Drive        
Initial Cost        
Land 3,036      
Building and Land Improvements 747      
Gross Amounts Carried At Close of Period        
Land 3,036      
Building and Land Improvements 747      
Total 3,783      
7015 Albert Einstein Drive        
Initial Cost        
Land 2,058      
Building and Land Improvements 6,093      
Costs Capitalized Subsequent to Acquisition 3,560      
Gross Amounts Carried At Close of Period        
Land 2,058      
Building and Land Improvements 9,653      
Total 11,711      
Accumulated Depreciation (5,005)      
7061 Columbia Gateway Drive        
Initial Cost        
Land 729      
Building and Land Improvements 3,094      
Costs Capitalized Subsequent to Acquisition 2,884      
Gross Amounts Carried At Close of Period        
Land 729      
Building and Land Improvements 5,978      
Total 6,707      
Accumulated Depreciation (3,608)      
7063 Columbia Gateway Drive        
Initial Cost        
Land 902      
Building and Land Improvements 3,684      
Costs Capitalized Subsequent to Acquisition 3,470      
Gross Amounts Carried At Close of Period        
Land 902      
Building and Land Improvements 7,154      
Total 8,056      
Accumulated Depreciation (4,721)      
7065 Columbia Gateway Drive        
Initial Cost        
Land 919      
Building and Land Improvements 3,763      
Costs Capitalized Subsequent to Acquisition 3,145      
Gross Amounts Carried At Close of Period        
Land 919      
Building and Land Improvements 6,908      
Total 7,827      
Accumulated Depreciation (4,703)      
7067 Columbia Gateway Drive        
Initial Cost        
Land 1,829      
Building and Land Improvements 11,823      
Costs Capitalized Subsequent to Acquisition 6,683      
Gross Amounts Carried At Close of Period        
Land 1,829      
Building and Land Improvements 18,506      
Total 20,335      
Accumulated Depreciation (9,409)      
7100 Redstone Gateway        
Initial Cost        
Building and Land Improvements 12,975      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 12,975      
Total 12,975      
Accumulated Depreciation (204)      
7125 Columbia Gateway Drive        
Initial Cost        
Land 20,487      
Building and Land Improvements 49,844      
Costs Capitalized Subsequent to Acquisition 24,637      
Gross Amounts Carried At Close of Period        
Land 20,487      
Building and Land Improvements 74,481      
Total 94,968      
Accumulated Depreciation (30,038)      
7130 Columbia Gateway Drive        
Initial Cost        
Land 1,350      
Building and Land Improvements 4,359      
Costs Capitalized Subsequent to Acquisition 3,029      
Gross Amounts Carried At Close of Period        
Land 1,350      
Building and Land Improvements 7,388      
Total 8,738      
Accumulated Depreciation (4,101)      
7134 Columbia Gateway Drive        
Initial Cost        
Land 704      
Building and Land Improvements 4,700      
Costs Capitalized Subsequent to Acquisition 729      
Gross Amounts Carried At Close of Period        
Land 704      
Building and Land Improvements 5,429      
Total 6,133      
Accumulated Depreciation (1,988)      
7138 Columbia Gateway Drive        
Initial Cost        
Land 1,104      
Building and Land Improvements 3,518      
Costs Capitalized Subsequent to Acquisition 2,963      
Gross Amounts Carried At Close of Period        
Land 1,104      
Building and Land Improvements 6,481      
Total 7,585      
Accumulated Depreciation (4,286)      
7142 Columbia Gateway Drive        
Initial Cost        
Land 1,342      
Building and Land Improvements 7,148      
Costs Capitalized Subsequent to Acquisition 2,771      
Gross Amounts Carried At Close of Period        
Land 1,342      
Building and Land Improvements 9,919      
Total 11,261      
Accumulated Depreciation (4,494)      
7150 Columbia Gateway Drive        
Initial Cost        
Land 1,032      
Building and Land Improvements 3,429      
Costs Capitalized Subsequent to Acquisition 1,705      
Gross Amounts Carried At Close of Period        
Land 1,032      
Building and Land Improvements 5,134      
Total 6,166      
Accumulated Depreciation (1,938)      
7150 Riverwood Drive        
Initial Cost        
Land 1,821      
Building and Land Improvements 4,388      
Costs Capitalized Subsequent to Acquisition 1,953      
Gross Amounts Carried At Close of Period        
Land 1,821      
Building and Land Improvements 6,341      
Total 8,162      
Accumulated Depreciation (3,162)      
7160 Riverwood Drive        
Initial Cost        
Land 2,732      
Building and Land Improvements 7,006      
Costs Capitalized Subsequent to Acquisition 4,609      
Gross Amounts Carried At Close of Period        
Land 2,732      
Building and Land Improvements 11,615      
Total 14,347      
Accumulated Depreciation (5,300)      
7170 Riverwood Drive        
Initial Cost        
Land 1,283      
Building and Land Improvements 3,096      
Costs Capitalized Subsequent to Acquisition 2,387      
Gross Amounts Carried At Close of Period        
Land 1,283      
Building and Land Improvements 5,483      
Total 6,766      
Accumulated Depreciation (2,787)      
7175 Riverwood Drive        
Initial Cost        
Land 1,788      
Building and Land Improvements 7,269      
Gross Amounts Carried At Close of Period        
Land 1,788      
Building and Land Improvements 7,269      
Total 9,057      
Accumulated Depreciation (1,479)      
7200 Redstone Gateway        
Initial Cost        
Building and Land Improvements 8,348      
Costs Capitalized Subsequent to Acquisition 81      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 8,429      
Total 8,429      
Accumulated Depreciation (1,611)      
7200 Riverwood Drive        
Initial Cost        
Land 4,089      
Building and Land Improvements 22,630      
Costs Capitalized Subsequent to Acquisition 4,693      
Gross Amounts Carried At Close of Period        
Land 4,089      
Building and Land Improvements 27,323      
Total 31,412      
Accumulated Depreciation (13,365)      
7205 Riverwood Drive        
Initial Cost        
Land 1,367      
Building and Land Improvements 21,419      
Gross Amounts Carried At Close of Period        
Land 1,367      
Building and Land Improvements 21,419      
Total 22,786      
Accumulated Depreciation (4,523)      
7272 Park Circle Drive        
Initial Cost        
Land 1,479      
Building and Land Improvements 6,300      
Costs Capitalized Subsequent to Acquisition 4,609      
Gross Amounts Carried At Close of Period        
Land 1,479      
Building and Land Improvements 10,909      
Total 12,388      
Accumulated Depreciation (5,971)      
7318 Parkway Drive        
Initial Cost        
Land 972      
Building and Land Improvements 3,888      
Costs Capitalized Subsequent to Acquisition 1,647      
Gross Amounts Carried At Close of Period        
Land 972      
Building and Land Improvements 5,535      
Total 6,507      
Accumulated Depreciation (3,120)      
7400 Redstone Gateway        
Initial Cost        
Building and Land Improvements 9,223      
Costs Capitalized Subsequent to Acquisition 75      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 9,298      
Total 9,298      
Accumulated Depreciation (1,519)      
7467 Ridge Road        
Initial Cost        
Land 1,565      
Building and Land Improvements 3,116      
Costs Capitalized Subsequent to Acquisition 5,997      
Gross Amounts Carried At Close of Period        
Land 1,565      
Building and Land Improvements 9,113      
Total 10,678      
Accumulated Depreciation (4,585)      
7500 Advanced Gateway        
Initial Cost        
Building and Land Improvements 18,663      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 18,663      
Total 18,663      
Accumulated Depreciation (734)      
7600 Advanced Gateway        
Initial Cost        
Building and Land Improvements 13,752      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 13,752      
Total 13,752      
Accumulated Depreciation (482)      
7740 Milestone Parkway        
Real Estate and Accumulated Depreciation        
Encumbrances 16,432      
Initial Cost        
Land 3,825      
Building and Land Improvements 34,176      
Costs Capitalized Subsequent to Acquisition 1,254      
Gross Amounts Carried At Close of Period        
Land 3,825      
Building and Land Improvements 35,430      
Total 39,255      
Accumulated Depreciation (10,226)      
7770 Backlick Road        
Initial Cost        
Land 6,387      
Building and Land Improvements 78,891      
Costs Capitalized Subsequent to Acquisition 1,528      
Gross Amounts Carried At Close of Period        
Land 6,387      
Building and Land Improvements 80,419      
Total 86,806      
Accumulated Depreciation (17,275)      
7880 Milestone Parkway        
Initial Cost        
Land 4,857      
Building and Land Improvements 26,836      
Costs Capitalized Subsequent to Acquisition 1,338      
Gross Amounts Carried At Close of Period        
Land 4,857      
Building and Land Improvements 28,174      
Total 33,031      
Accumulated Depreciation (4,132)      
8000 Rideout Road        
Initial Cost        
Building and Land Improvements 21,667      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 21,667      
Total 21,667      
Accumulated Depreciation (53)      
8200 Rideout Road        
Initial Cost        
Building and Land Improvements 16,890      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 16,890      
Total 16,890      
8300 Rideout Road        
Initial Cost        
Building and Land Improvements 18,301      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 18,301      
Total 18,301      
8600 Advanced Gateway        
Initial Cost        
Building and Land Improvements 27,298      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 27,298      
Total 27,298      
Accumulated Depreciation (711)      
8621 Robert Fulton Drive        
Initial Cost        
Land 2,317      
Building and Land Improvements 12,642      
Costs Capitalized Subsequent to Acquisition 6,191      
Gross Amounts Carried At Close of Period        
Land 2,317      
Building and Land Improvements 18,833      
Total 21,150      
Accumulated Depreciation (8,822)      
8661 Robert Fulton Drive        
Initial Cost        
Land 1,510      
Building and Land Improvements 3,764      
Costs Capitalized Subsequent to Acquisition 3,302      
Gross Amounts Carried At Close of Period        
Land 1,510      
Building and Land Improvements 7,066      
Total 8,576      
Accumulated Depreciation (3,825)      
8671 Robert Fulton Drive        
Initial Cost        
Land 1,718      
Building and Land Improvements 4,280      
Costs Capitalized Subsequent to Acquisition 4,294      
Gross Amounts Carried At Close of Period        
Land 1,718      
Building and Land Improvements 8,574      
Total 10,292      
Accumulated Depreciation (5,066)      
870 Elkridge Landing Road        
Initial Cost        
Land 2,003      
Building and Land Improvements 9,442      
Costs Capitalized Subsequent to Acquisition 10,464      
Gross Amounts Carried At Close of Period        
Land 2,003      
Building and Land Improvements 19,906      
Total 21,909      
Accumulated Depreciation (12,706)      
8800 Redstone Gateway        
Real Estate and Accumulated Depreciation        
Encumbrances 11,679      
Initial Cost        
Building and Land Improvements 18,465      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 18,465      
Total 18,465      
Accumulated Depreciation (974)      
891 Elkridge Landing Road        
Initial Cost        
Land 1,165      
Building and Land Improvements 4,772      
Costs Capitalized Subsequent to Acquisition 3,844      
Gross Amounts Carried At Close of Period        
Land 1,165      
Building and Land Improvements 8,616      
Total 9,781      
Accumulated Depreciation (5,472)      
901 Elkridge Landing Road        
Initial Cost        
Land 1,156      
Building and Land Improvements 4,437      
Costs Capitalized Subsequent to Acquisition 6,034      
Gross Amounts Carried At Close of Period        
Land 1,156      
Building and Land Improvements 10,471      
Total 11,627      
Accumulated Depreciation (5,115)      
911 Elkridge Landing Road        
Initial Cost        
Land 1,215      
Building and Land Improvements 4,861      
Costs Capitalized Subsequent to Acquisition 3,307      
Gross Amounts Carried At Close of Period        
Land 1,215      
Building and Land Improvements 8,168      
Total 9,383      
Accumulated Depreciation (5,116)      
938 Elkridge Landing Road        
Initial Cost        
Land 922      
Building and Land Improvements 4,748      
Costs Capitalized Subsequent to Acquisition 1,534      
Gross Amounts Carried At Close of Period        
Land 922      
Building and Land Improvements 6,282      
Total 7,204      
Accumulated Depreciation (3,420)      
939 Elkridge Landing Road        
Initial Cost        
Land 939      
Building and Land Improvements 3,756      
Costs Capitalized Subsequent to Acquisition 4,470      
Gross Amounts Carried At Close of Period        
Land 939      
Building and Land Improvements 8,226      
Total 9,165      
Accumulated Depreciation (6,064)      
9651 Hornbaker Road        
Initial Cost        
Land 6,050      
Building and Land Improvements 250,407      
Costs Capitalized Subsequent to Acquisition 17,785      
Gross Amounts Carried At Close of Period        
Land 6,050      
Building and Land Improvements 268,192      
Total 274,242      
Accumulated Depreciation (82,385)      
Arundel Preserve        
Initial Cost        
Land 13,352      
Building and Land Improvements 9,717      
Gross Amounts Carried At Close of Period        
Land 13,352      
Building and Land Improvements 9,717      
Total 23,069      
Canton Crossing Land        
Initial Cost        
Land 17,285      
Building and Land Improvements 8,409      
Costs Capitalized Subsequent to Acquisition 227      
Gross Amounts Carried At Close of Period        
Land 17,285      
Building and Land Improvements 8,636      
Total 25,921      
Canton Crossing Util Distr Ctr        
Initial Cost        
Land 6,100      
Building and Land Improvements 10,450      
Costs Capitalized Subsequent to Acquisition 1,689      
Gross Amounts Carried At Close of Period        
Land 6,100      
Building and Land Improvements 12,139      
Total 18,239      
Accumulated Depreciation (6,887)      
Columbia Gateway - Southridge        
Initial Cost        
Land 6,387      
Building and Land Improvements 3,722      
Gross Amounts Carried At Close of Period        
Land 6,387      
Building and Land Improvements 3,722      
Total 10,109      
Dahlgren Technology Center        
Initial Cost        
Land 978      
Building and Land Improvements 178      
Gross Amounts Carried At Close of Period        
Land 978      
Building and Land Improvements 178      
Total 1,156      
Expedition VII        
Initial Cost        
Land 705      
Building and Land Improvements 7,208      
Gross Amounts Carried At Close of Period        
Land 705      
Building and Land Improvements 7,208      
Total 7,913      
IN 1        
Initial Cost        
Land 1,815      
Building and Land Improvements 16,017      
Gross Amounts Carried At Close of Period        
Land 1,815      
Building and Land Improvements 16,017      
Total 17,832      
Accumulated Depreciation (1,136)      
IN 2        
Initial Cost        
Land 2,627      
Building and Land Improvements 28,936      
Gross Amounts Carried At Close of Period        
Land 2,627      
Building and Land Improvements 28,936      
Total 31,563      
Accumulated Depreciation (1,804)      
M Square Research Park        
Initial Cost        
Building and Land Improvements 2,417      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 2,417      
Total 2,417      
MR Land        
Initial Cost        
Land 9,038      
Building and Land Improvements 554      
Gross Amounts Carried At Close of Period        
Land 9,038      
Building and Land Improvements 554      
Total 9,592      
National Business Park North        
Initial Cost        
Land 18,232      
Building and Land Improvements 36,875      
Gross Amounts Carried At Close of Period        
Land 18,232      
Building and Land Improvements 36,875      
Total 55,107      
North Gate Business Park        
Initial Cost        
Land 1,755      
Building and Land Improvements 5      
Gross Amounts Carried At Close of Period        
Land 1,755      
Building and Land Improvements 5      
Total 1,760      
NoVA Office A        
Initial Cost        
Land 2,096      
Building and Land Improvements 46,849      
Gross Amounts Carried At Close of Period        
Land 2,096      
Building and Land Improvements 46,849      
Total 48,945      
Accumulated Depreciation (8,096)      
NoVA Office B        
Initial Cost        
Land 739      
Building and Land Improvements 38,376      
Gross Amounts Carried At Close of Period        
Land 739      
Building and Land Improvements 38,376      
Total 39,115      
Accumulated Depreciation (4,715)      
NoVA Office C        
Initial Cost        
Land 7,751      
Building and Land Improvements 78,907      
Gross Amounts Carried At Close of Period        
Land 7,751      
Building and Land Improvements 78,907      
Total 86,658      
Accumulated Depreciation (477)      
NoVA Office D        
Initial Cost        
Land 6,587      
Building and Land Improvements 40,559      
Gross Amounts Carried At Close of Period        
Land 6,587      
Building and Land Improvements 40,559      
Total 47,146      
Accumulated Depreciation (4,466)      
Oak Grove A        
Initial Cost        
Land 12,866      
Building and Land Improvements 34,814      
Gross Amounts Carried At Close of Period        
Land 12,866      
Building and Land Improvements 34,814      
Total 47,680      
Accumulated Depreciation (1,358)      
Oak Grove B        
Initial Cost        
Land 12,866      
Building and Land Improvements 41,083      
Gross Amounts Carried At Close of Period        
Land 12,866      
Building and Land Improvements 41,083      
Total 53,949      
Accumulated Depreciation (1,832)      
Oak Grove C        
Initial Cost        
Land 9,491      
Building and Land Improvements 64,671      
Gross Amounts Carried At Close of Period        
Land 9,491      
Building and Land Improvements 64,671      
Total 74,162      
Accumulated Depreciation 0      
Oak Grove Phase II        
Initial Cost        
Land 13,992      
Building and Land Improvements 13,820      
Gross Amounts Carried At Close of Period        
Land 13,992      
Building and Land Improvements 13,820      
Total 27,812      
Old Annapolis Road        
Initial Cost        
Land 1,637      
Building and Land Improvements 5,500      
Costs Capitalized Subsequent to Acquisition 6,755      
Gross Amounts Carried At Close of Period        
Land 1,637      
Building and Land Improvements 12,255      
Total 13,892      
Accumulated Depreciation (5,362)      
P2 A        
Initial Cost        
Land 16,853      
Building and Land Improvements 40,132      
Gross Amounts Carried At Close of Period        
Land 16,853      
Building and Land Improvements 40,132      
Total 56,985      
Accumulated Depreciation (1,739)      
P2 B        
Initial Cost        
Land 22,839      
Building and Land Improvements 36,362      
Gross Amounts Carried At Close of Period        
Land 22,839      
Building and Land Improvements 36,362      
Total 59,201      
Accumulated Depreciation (1,194)      
P2 C        
Initial Cost        
Land 14,869      
Building and Land Improvements 31,482      
Gross Amounts Carried At Close of Period        
Land 14,869      
Building and Land Improvements 31,482      
Total 46,351      
Accumulated Depreciation (828)      
Patriot Ridge        
Initial Cost        
Land 18,517      
Building and Land Improvements 14,573      
Gross Amounts Carried At Close of Period        
Land 18,517      
Building and Land Improvements 14,573      
Total 33,090      
Project EL        
Initial Cost        
Land 7,430      
Building and Land Improvements 45,226      
Gross Amounts Carried At Close of Period        
Land 7,430      
Building and Land Improvements 45,226      
Total 52,656      
Accumulated Depreciation (552)      
Project EX        
Initial Cost        
Land 13,010      
Building and Land Improvements 19,097      
Gross Amounts Carried At Close of Period        
Land 13,010      
Building and Land Improvements 19,097      
Total 32,107      
Accumulated Depreciation (1,174)      
PS A        
Initial Cost        
Land 4,078      
Building and Land Improvements 2,200      
Gross Amounts Carried At Close of Period        
Land 4,078      
Building and Land Improvements 2,200      
Total 6,278      
PS B        
Initial Cost        
Land 3,468      
Building and Land Improvements 1,940      
Gross Amounts Carried At Close of Period        
Land 3,468      
Building and Land Improvements 1,940      
Total 5,408      
Redstone Gateway        
Initial Cost        
Building and Land Improvements 29,937      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 29,937      
Total 29,937      
Sentry Gateway - T        
Initial Cost        
Land 14,020      
Building and Land Improvements 38,804      
Costs Capitalized Subsequent to Acquisition 13      
Gross Amounts Carried At Close of Period        
Land 14,020      
Building and Land Improvements 38,817      
Total 52,837      
Accumulated Depreciation (14,443)      
Sentry Gateway - V        
Initial Cost        
Building and Land Improvements 1,066      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 1,066      
Total 1,066      
Accumulated Depreciation (348)      
Sentry Gateway - W        
Initial Cost        
Building and Land Improvements 1,884      
Costs Capitalized Subsequent to Acquisition 71      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 1,955      
Total 1,955      
Accumulated Depreciation (599)      
Sentry Gateway - X        
Initial Cost        
Land 1,964      
Building and Land Improvements 21,178      
Gross Amounts Carried At Close of Period        
Land 1,964      
Building and Land Improvements 21,178      
Total 23,142      
Accumulated Depreciation (5,905)      
Sentry Gateway - Y        
Initial Cost        
Land 1,964      
Building and Land Improvements 21,298      
Gross Amounts Carried At Close of Period        
Land 1,964      
Building and Land Improvements 21,298      
Total 23,262      
Accumulated Depreciation (5,940)      
Sentry Gateway - Z        
Initial Cost        
Land 1,964      
Building and Land Improvements 30,573      
Gross Amounts Carried At Close of Period        
Land 1,964      
Building and Land Improvements 30,573      
Total 32,537      
Accumulated Depreciation (5,203)      
SP Manassas        
Initial Cost        
Land 8,156      
Building and Land Improvements 300      
Gross Amounts Carried At Close of Period        
Land 8,156      
Building and Land Improvements 300      
Total 8,456      
Westfields - Park Center        
Initial Cost        
Land 8,667      
Building and Land Improvements 3,155      
Gross Amounts Carried At Close of Period        
Land 8,667      
Building and Land Improvements 3,155      
Total 11,822      
Other Developments, including intercompany eliminations        
Initial Cost        
Building and Land Improvements 506      
Costs Capitalized Subsequent to Acquisition 259      
Gross Amounts Carried At Close of Period        
Building and Land Improvements 765      
Total 765      
Accumulated Depreciation $ (115)