| Schedule III-Real Estate and Accumulated Depreciation |
Corporate Office Properties Trust and Subsidiaries and Corporate Office Properties, L.P. and Subsidiaries
Schedule III—Real Estate and Accumulated Depreciation
December 31, 2017
(Dollars in thousands)
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Initial Cost |
|
Gross Amounts Carried At Close of Period |
|
|
|
Property (Type) (1) |
Location |
Encumbrances (2) |
Land |
Building and Land Improvements |
Costs Capitalized Subsequent to Acquisition |
Land |
Building and Land Improvements |
Total (3)(4) |
Accumulated Depreciation (5) |
Year Built or Renovated |
Date Acquired (6) |
100 Light Street (O) |
Baltimore, MD |
$ |
49,378 |
|
$ |
26,715 |
|
$ |
58,343 |
|
$ |
5,286 |
|
$ |
26,715 |
|
$ |
63,629 |
|
$ |
90,344 |
|
$ |
(9,467 |
) |
1973 |
8/7/2015 |
1000 Redstone Gateway (O) |
Huntsville, AL |
10,730 |
|
— |
|
20,533 |
|
5 |
|
— |
|
20,538 |
|
20,538 |
|
(2,465 |
) |
2013 |
3/23/2010 |
1100 Redstone Gateway (O) |
Huntsville, AL |
11,222 |
|
— |
|
19,593 |
|
— |
|
— |
|
19,593 |
|
19,593 |
|
(1,945 |
) |
2014 |
3/23/2010 |
114 National Business Parkway (O) |
Annapolis Junction, MD |
— |
|
364 |
|
3,109 |
|
118 |
|
364 |
|
3,227 |
|
3,591 |
|
(1,309 |
) |
2002 |
6/30/2000 |
11751 Meadowville Lane (O) (9) |
Richmond, VA |
— |
|
1,305 |
|
52,098 |
|
112 |
|
1,305 |
|
52,210 |
|
53,515 |
|
(14,845 |
) |
2007 |
9/15/2006 |
1200 Redstone Gateway (O) |
Huntsville, AL |
12,973 |
|
— |
|
22,389 |
|
— |
|
— |
|
22,389 |
|
22,389 |
|
(2,264 |
) |
2013 |
3/23/2010 |
1201 M Street (O) |
Washington, DC |
— |
|
— |
|
49,785 |
|
8,590 |
|
— |
|
58,375 |
|
58,375 |
|
(12,800 |
) |
2001 |
9/28/2010 |
1201 Winterson Road (O) |
Linthicum, MD |
— |
|
1,288 |
|
16,433 |
|
460 |
|
1,288 |
|
16,893 |
|
18,181 |
|
(4,279 |
) |
1985/2017 |
4/30/1998 |
1220 12th Street, SE (O) |
Washington, DC |
— |
|
— |
|
42,464 |
|
5,820 |
|
— |
|
48,284 |
|
48,284 |
|
(11,719 |
) |
2003 |
9/28/2010 |
1243 Winterson Road (L) |
Linthicum, MD |
— |
|
630 |
|
— |
|
— |
|
630 |
|
— |
|
630 |
|
— |
|
(7) |
12/19/2001 |
131 National Business Parkway (O) |
Annapolis Junction, MD |
— |
|
1,906 |
|
7,623 |
|
3,868 |
|
1,906 |
|
11,491 |
|
13,397 |
|
(6,286 |
) |
1990 |
9/28/1998 |
132 National Business Parkway (O) |
Annapolis Junction, MD |
— |
|
2,917 |
|
12,259 |
|
4,124 |
|
2,917 |
|
16,383 |
|
19,300 |
|
(8,715 |
) |
2000 |
5/28/1999 |
133 National Business Parkway (O) |
Annapolis Junction, MD |
— |
|
2,517 |
|
10,068 |
|
5,544 |
|
2,517 |
|
15,612 |
|
18,129 |
|
(9,234 |
) |
1997 |
9/28/1998 |
134 National Business Parkway (O) |
Annapolis Junction, MD |
— |
|
3,684 |
|
7,517 |
|
3,691 |
|
3,684 |
|
11,208 |
|
14,892 |
|
(5,419 |
) |
1999 |
11/13/1998 |
1340 Ashton Road (O) |
Hanover, MD |
— |
|
905 |
|
3,620 |
|
1,470 |
|
905 |
|
5,090 |
|
5,995 |
|
(2,854 |
) |
1989 |
4/28/1999 |
13450 Sunrise Valley Road (O) |
Herndon, VA |
— |
|
1,386 |
|
5,576 |
|
4,553 |
|
1,386 |
|
10,129 |
|
11,515 |
|
(4,808 |
) |
1998 |
7/25/2003 |
13454 Sunrise Valley Road (O) |
Herndon, VA |
— |
|
2,899 |
|
11,986 |
|
7,071 |
|
2,899 |
|
19,057 |
|
21,956 |
|
(9,262 |
) |
1998 |
7/25/2003 |
135 National Business Parkway (O) |
Annapolis Junction, MD |
— |
|
2,484 |
|
9,750 |
|
6,075 |
|
2,484 |
|
15,825 |
|
18,309 |
|
(7,970 |
) |
1998 |
12/30/1998 |
1362 Mellon Road (O) |
Hanover, MD |
— |
|
950 |
|
3,864 |
|
206 |
|
950 |
|
4,070 |
|
5,020 |
|
(192 |
) |
2006 |
2/10/2006 |
13857 McLearen Road (O) |
Herndon, VA |
— |
|
3,507 |
|
30,177 |
|
1,768 |
|
3,507 |
|
31,945 |
|
35,452 |
|
(10,100 |
) |
2007 |
7/11/2012 |
140 National Business Parkway (O) |
Annapolis Junction, MD |
— |
|
3,407 |
|
24,167 |
|
1,487 |
|
3,407 |
|
25,654 |
|
29,061 |
|
(8,907 |
) |
2003 |
12/31/2003 |
141 National Business Parkway (O) |
Annapolis Junction, MD |
— |
|
2,398 |
|
9,538 |
|
4,815 |
|
2,398 |
|
14,353 |
|
16,751 |
|
(7,409 |
) |
1990 |
9/28/1998 |
14280 Park Meadow Drive (O) |
Chantilly, VA |
— |
|
3,731 |
|
15,953 |
|
2,628 |
|
3,731 |
|
18,581 |
|
22,312 |
|
(7,326 |
) |
1999 |
9/29/2004 |
1460 Dorsey Road (L) |
Hanover, MD |
— |
|
1,577 |
|
33 |
|
— |
|
1,577 |
|
33 |
|
1,610 |
|
— |
|
(7) |
2/28/2006 |
14840 Conference Center Drive (O) |
Chantilly, VA |
— |
|
1,572 |
|
8,175 |
|
3,092 |
|
1,572 |
|
11,267 |
|
12,839 |
|
(5,410 |
) |
2000 |
7/25/2003 |
14850 Conference Center Drive (O) |
Chantilly, VA |
— |
|
1,615 |
|
8,358 |
|
3,072 |
|
1,615 |
|
11,430 |
|
13,045 |
|
(5,857 |
) |
2000 |
7/25/2003 |
14900 Conference Center Drive (O) |
Chantilly, VA |
— |
|
3,436 |
|
14,402 |
|
6,239 |
|
3,436 |
|
20,641 |
|
24,077 |
|
(10,027 |
) |
1999 |
7/25/2003 |
1501 South Clinton Street (O) |
Baltimore, MD |
— |
|
27,964 |
|
51,990 |
|
13,670 |
|
27,964 |
|
65,660 |
|
93,624 |
|
(19,942 |
) |
2006 |
10/27/2009 |
15049 Conference Center Drive (O) |
Chantilly, VA |
— |
|
4,415 |
|
20,365 |
|
14,994 |
|
4,415 |
|
35,359 |
|
39,774 |
|
(12,097 |
) |
1997 |
8/14/2002 |
15059 Conference Center Drive (O) |
Chantilly, VA |
— |
|
5,753 |
|
13,615 |
|
3,645 |
|
5,753 |
|
17,260 |
|
23,013 |
|
(7,907 |
) |
2000 |
8/14/2002 |
1550 West Nursery Road (O) |
Linthicum, MD |
— |
|
14,071 |
|
16,930 |
|
— |
|
14,071 |
|
16,930 |
|
31,001 |
|
(4,802 |
) |
2009 |
10/28/2009 |
1560 West Nursery Road (O) |
Linthicum, MD |
— |
|
1,441 |
|
113 |
|
— |
|
1,441 |
|
113 |
|
1,554 |
|
(10 |
) |
2014 |
10/28/2009 |
1610 West Nursery Road (O) |
Linthicum, MD |
— |
|
259 |
|
246 |
|
— |
|
259 |
|
246 |
|
505 |
|
(5 |
) |
2016 |
4/30/1998 |
1616 West Nursery Road (O) |
Linthicum, MD |
— |
|
393 |
|
2,919 |
|
— |
|
393 |
|
2,919 |
|
3,312 |
|
(13 |
) |
2017 |
4/30/1998 |
1622 West Nursery Road (O) |
Linthicum, MD |
— |
|
393 |
|
2,477 |
|
— |
|
393 |
|
2,477 |
|
2,870 |
|
(53 |
) |
2016 |
4/30/1998 |
|
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|
Initial Cost |
|
Gross Amounts Carried At Close of Period |
|
|
|
Property (Type) (1) |
Location |
Encumbrances (2) |
Land |
Building and Land Improvements |
Costs Capitalized Subsequent to Acquisition |
Land |
Building and Land Improvements |
Total (3)(4) |
Accumulated Depreciation (5) |
Year Built or Renovated |
Date Acquired (6) |
16442 Commerce Drive (O) |
Dahlgren, VA |
— |
|
613 |
|
2,582 |
|
891 |
|
613 |
|
3,473 |
|
4,086 |
|
(1,538 |
) |
2002 |
12/21/2004 |
16480 Commerce Drive (O) |
Dahlgren, VA |
— |
|
1,856 |
|
7,425 |
|
2,068 |
|
1,856 |
|
9,493 |
|
11,349 |
|
(3,279 |
) |
2000 |
12/28/2004 |
16501 Commerce Drive (O) |
Dahlgren, VA |
— |
|
522 |
|
2,090 |
|
727 |
|
522 |
|
2,817 |
|
3,339 |
|
(975 |
) |
2002 |
12/21/2004 |
16539 Commerce Drive (O) |
Dahlgren, VA |
— |
|
688 |
|
2,860 |
|
1,892 |
|
688 |
|
4,752 |
|
5,440 |
|
(2,325 |
) |
1990 |
12/21/2004 |
16541 Commerce Drive (O) |
Dahlgren, VA |
— |
|
773 |
|
3,094 |
|
1,757 |
|
773 |
|
4,851 |
|
5,624 |
|
(2,026 |
) |
1996 |
12/21/2004 |
16543 Commerce Drive (O) |
Dahlgren, VA |
— |
|
436 |
|
1,742 |
|
716 |
|
436 |
|
2,458 |
|
2,894 |
|
(839 |
) |
2002 |
12/21/2004 |
1751 Pinnacle Drive (O) |
McLean, VA |
— |
|
10,486 |
|
42,339 |
|
27,048 |
|
10,486 |
|
69,387 |
|
79,873 |
|
(29,582 |
) |
1989/1995 |
9/23/2004 |
1753 Pinnacle Drive (O) |
McLean, VA |
— |
|
8,275 |
|
34,353 |
|
16,648 |
|
8,275 |
|
51,001 |
|
59,276 |
|
(18,757 |
) |
1976/2004 |
9/23/2004 |
206 Research Boulevard (O) |
Aberdeen, MD |
— |
|
— |
|
132 |
|
— |
|
— |
|
132 |
|
132 |
|
(132 |
) |
2012 |
9/14/2007 |
209 Research Boulevard (O) |
Aberdeen, MD |
— |
|
134 |
|
1,711 |
|
175 |
|
134 |
|
1,886 |
|
2,020 |
|
(283 |
) |
2010 |
9/14/2007 |
210 Research Boulevard (O) |
Aberdeen, MD |
— |
|
113 |
|
1,402 |
|
86 |
|
113 |
|
1,488 |
|
1,601 |
|
(174 |
) |
2010 |
9/14/2007 |
2100 L Street (L) |
Washington, DC |
— |
|
55,615 |
|
9,073 |
|
— |
|
55,615 |
|
9,073 |
|
64,688 |
|
— |
|
(7) |
8/11/2015 |
2100 Rideout Road (O) |
Huntsville, AL |
— |
|
— |
|
5,003 |
|
2,881 |
|
— |
|
7,884 |
|
7,884 |
|
(438 |
) |
2016 |
3/23/2010 |
22289 Exploration Drive (O) |
Lexington Park, MD |
— |
|
1,422 |
|
5,719 |
|
1,829 |
|
1,422 |
|
7,548 |
|
8,970 |
|
(3,415 |
) |
2000 |
3/24/2004 |
22299 Exploration Drive (O) |
Lexington Park, MD |
— |
|
1,362 |
|
5,791 |
|
2,308 |
|
1,362 |
|
8,099 |
|
9,461 |
|
(3,768 |
) |
1998 |
3/24/2004 |
22300 Exploration Drive (O) |
Lexington Park, MD |
— |
|
1,094 |
|
5,038 |
|
1,489 |
|
1,094 |
|
6,527 |
|
7,621 |
|
(2,432 |
) |
1997 |
11/9/2004 |
22309 Exploration Drive (O) |
Lexington Park, MD |
— |
|
2,243 |
|
10,419 |
|
7,967 |
|
2,243 |
|
18,386 |
|
20,629 |
|
(6,087 |
) |
1984/1997 |
3/24/2004 |
23535 Cottonwood Parkway (O) |
California, MD |
— |
|
692 |
|
3,051 |
|
537 |
|
692 |
|
3,588 |
|
4,280 |
|
(1,527 |
) |
1984 |
3/24/2004 |
250 W Pratt St (O) |
Baltimore, MD |
— |
|
8,057 |
|
34,588 |
|
6,942 |
|
8,057 |
|
41,530 |
|
49,587 |
|
(6,972 |
) |
1985 |
3/19/2015 |
2500 Riva Road (O) |
Annapolis, MD |
— |
|
2,791 |
|
12,145 |
|
1 |
|
2,791 |
|
12,146 |
|
14,937 |
|
(5,105 |
) |
2000 |
3/4/2003 |
2600 Park Tower Drive (O) |
Vienna, VA |
— |
|
20,304 |
|
34,443 |
|
517 |
|
20,304 |
|
34,960 |
|
55,264 |
|
(3,708 |
) |
1999 |
4/15/2015 |
2691 Technology Drive (O) |
Annapolis Junction, MD |
— |
|
2,098 |
|
17,334 |
|
5,563 |
|
2,098 |
|
22,897 |
|
24,995 |
|
(9,630 |
) |
2005 |
5/26/2000 |
2701 Technology Drive (O) |
Annapolis Junction, MD |
— |
|
1,737 |
|
15,266 |
|
4,398 |
|
1,737 |
|
19,664 |
|
21,401 |
|
(9,676 |
) |
2001 |
5/26/2000 |
2711 Technology Drive (O) |
Annapolis Junction, MD |
— |
|
2,251 |
|
21,611 |
|
1,899 |
|
2,251 |
|
23,510 |
|
25,761 |
|
(11,727 |
) |
2002 |
11/13/2000 |
2720 Technology Drive (O) |
Annapolis Junction, MD |
— |
|
3,863 |
|
29,272 |
|
1,218 |
|
3,863 |
|
30,490 |
|
34,353 |
|
(10,261 |
) |
2004 |
1/31/2002 |
2721 Technology Drive (O) |
Annapolis Junction, MD |
— |
|
4,611 |
|
14,597 |
|
1,270 |
|
4,611 |
|
15,867 |
|
20,478 |
|
(7,484 |
) |
2000 |
10/21/1999 |
2730 Hercules Road (O) |
Annapolis Junction, MD |
— |
|
8,737 |
|
31,612 |
|
8,697 |
|
8,737 |
|
40,309 |
|
49,046 |
|
(18,673 |
) |
1990 |
9/28/1998 |
30 Light Street (O) |
Baltimore, MD |
4,153 |
|
— |
|
12,101 |
|
629 |
|
— |
|
12,730 |
|
12,730 |
|
(753 |
) |
2009 |
8/7/2015 |
300 Sentinel Drive (O) |
Annapolis Junction, MD |
— |
|
1,517 |
|
59,165 |
|
925 |
|
1,517 |
|
60,090 |
|
61,607 |
|
(11,562 |
) |
2009 |
11/14/2003 |
302 Sentinel Drive (O) |
Annapolis Junction, MD |
— |
|
2,648 |
|
29,687 |
|
468 |
|
2,648 |
|
30,155 |
|
32,803 |
|
(7,579 |
) |
2007 |
11/14/2003 |
304 Sentinel Drive (O) |
Annapolis Junction, MD |
— |
|
3,411 |
|
24,917 |
|
202 |
|
3,411 |
|
25,119 |
|
28,530 |
|
(7,610 |
) |
2005 |
11/14/2003 |
306 Sentinel Drive (O) |
Annapolis Junction, MD |
— |
|
3,260 |
|
22,592 |
|
961 |
|
3,260 |
|
23,553 |
|
26,813 |
|
(6,631 |
) |
2006 |
11/14/2003 |
308 Sentinel Drive (O) |
Annapolis Junction, MD |
— |
|
1,422 |
|
26,208 |
|
2,396 |
|
1,422 |
|
28,604 |
|
30,026 |
|
(4,370 |
) |
2010 |
11/14/2003 |
310 Sentinel Way (O) |
Annapolis Junction, MD |
— |
|
2,372 |
|
38,865 |
|
— |
|
2,372 |
|
38,865 |
|
41,237 |
|
(1,977 |
) |
2016 (8) |
11/14/2003 |
310 The Bridge Street (O) |
Huntsville, AL |
— |
|
261 |
|
26,531 |
|
3,762 |
|
261 |
|
30,293 |
|
30,554 |
|
(7,430 |
) |
2009 |
8/9/2011 |
312 Sentinel Way (O) |
Annapolis Junction, MD |
— |
|
3,138 |
|
27,797 |
|
— |
|
3,138 |
|
27,797 |
|
30,935 |
|
(2,304 |
) |
2014 |
11/14/2003 |
314 Sentinel Way (O) |
Annapolis Junction, MD |
— |
|
1,254 |
|
7,741 |
|
— |
|
1,254 |
|
7,741 |
|
8,995 |
|
(548 |
) |
2008 |
11/14/2003 |
316 Sentinel Way (O) |
Annapolis Junction, MD |
— |
|
2,748 |
|
38,156 |
|
145 |
|
2,748 |
|
38,301 |
|
41,049 |
|
(5,507 |
) |
2011 |
11/14/2003 |
318 Sentinel Way (O) |
Annapolis Junction, MD |
— |
|
2,185 |
|
28,426 |
|
560 |
|
2,185 |
|
28,986 |
|
31,171 |
|
(8,416 |
) |
2005 |
11/14/2003 |
|
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|
Initial Cost |
|
Gross Amounts Carried At Close of Period |
|
|
|
Property (Type) (1) |
Location |
Encumbrances (2) |
Land |
Building and Land Improvements |
Costs Capitalized Subsequent to Acquisition |
Land |
Building and Land Improvements |
Total (3)(4) |
Accumulated Depreciation (5) |
Year Built or Renovated |
Date Acquired (6) |
320 Sentinel Way (O) |
Annapolis Junction, MD |
— |
|
2,067 |
|
21,623 |
|
— |
|
2,067 |
|
21,623 |
|
23,690 |
|
(5,391 |
) |
2007 |
11/14/2003 |
322 Sentinel Way (O) |
Annapolis Junction, MD |
— |
|
2,605 |
|
22,827 |
|
1,900 |
|
2,605 |
|
24,727 |
|
27,332 |
|
(6,286 |
) |
2006 |
11/14/2003 |
324 Sentinel Way (O) |
Annapolis Junction, MD |
— |
|
1,656 |
|
23,018 |
|
— |
|
1,656 |
|
23,018 |
|
24,674 |
|
(4,229 |
) |
2010 |
6/29/2006 |
4000 Market Street (O) |
Huntsville, AL |
— |
|
— |
|
466 |
|
— |
|
— |
|
466 |
|
466 |
|
— |
|
(8) |
3/23/2010 |
4100 Market Street (O) |
Huntsville, AL |
— |
|
— |
|
1,013 |
|
— |
|
— |
|
1,013 |
|
1,013 |
|
— |
|
(8) |
3/23/2010 |
410 National Business Parkway (O) |
Annapolis Junction, MD |
— |
|
1,831 |
|
23,257 |
|
119 |
|
1,831 |
|
23,376 |
|
25,207 |
|
(2,904 |
) |
2012 |
6/29/2006 |
420 National Business Parkway (O) |
Annapolis Junction, MD |
— |
|
2,370 |
|
27,750 |
|
108 |
|
2,370 |
|
27,858 |
|
30,228 |
|
(2,635 |
) |
2013 |
6/29/2006 |
430 National Business Parkway (O) |
Annapolis Junction, MD |
— |
|
1,852 |
|
21,563 |
|
126 |
|
1,852 |
|
21,689 |
|
23,541 |
|
(3,127 |
) |
2011 |
6/29/2006 |
44408 Pecan Court (O) |
California, MD |
— |
|
817 |
|
1,583 |
|
1,490 |
|
817 |
|
3,073 |
|
3,890 |
|
(838 |
) |
1986 |
3/24/2004 |
44414 Pecan Court (O) |
California, MD |
— |
|
405 |
|
1,619 |
|
1,033 |
|
405 |
|
2,652 |
|
3,057 |
|
(954 |
) |
1986 |
3/24/2004 |
44417 Pecan Court (O) |
California, MD |
— |
|
434 |
|
3,822 |
|
148 |
|
434 |
|
3,970 |
|
4,404 |
|
(1,448 |
) |
1989/2015 |
3/24/2004 |
44420 Pecan Court (O) |
California, MD |
— |
|
344 |
|
890 |
|
168 |
|
344 |
|
1,058 |
|
1,402 |
|
(368 |
) |
1989 |
11/9/2004 |
44425 Pecan Court (O) |
California, MD |
— |
|
1,309 |
|
3,506 |
|
1,881 |
|
1,309 |
|
5,387 |
|
6,696 |
|
(2,419 |
) |
1997 |
5/5/2004 |
45310 Abell House Lane (O) |
California, MD |
— |
|
2,272 |
|
13,808 |
|
147 |
|
2,272 |
|
13,955 |
|
16,227 |
|
(2,094 |
) |
2011 |
8/30/2010 |
46579 Expedition Drive (O) |
Lexington Park, MD |
— |
|
1,406 |
|
5,796 |
|
1,680 |
|
1,406 |
|
7,476 |
|
8,882 |
|
(3,421 |
) |
2002 |
3/24/2004 |
46591 Expedition Drive (O) |
Lexington Park, MD |
— |
|
1,200 |
|
7,199 |
|
1,226 |
|
1,200 |
|
8,425 |
|
9,625 |
|
(2,652 |
) |
2005 |
3/24/2004 |
4851 Stonecroft Boulevard (O) |
Chantilly, VA |
— |
|
1,878 |
|
11,558 |
|
21 |
|
1,878 |
|
11,579 |
|
13,457 |
|
(3,827 |
) |
2004 |
8/14/2002 |
540 National Business Parkway (O) |
Annapolis Junction, MD |
— |
|
2,035 |
|
29,490 |
|
— |
|
2,035 |
|
29,490 |
|
31,525 |
|
(260 |
) |
2017 (8) |
6/29/2006 |
5520 Research Park Drive (O) |
Catonsville, MD |
— |
|
— |
|
20,072 |
|
1,018 |
|
— |
|
21,090 |
|
21,090 |
|
(4,260 |
) |
2009 |
4/4/2006 |
5522 Research Park Drive (O) |
Catonsville, MD |
— |
|
— |
|
4,550 |
|
210 |
|
— |
|
4,760 |
|
4,760 |
|
(1,185 |
) |
2007 |
3/8/2006 |
5801 University Research Court (O) |
College Park, MD |
— |
|
— |
|
9,423 |
|
— |
|
— |
|
9,423 |
|
9,423 |
|
(36 |
) |
(8) |
11/9/2016 |
5825 University Research Court (O) |
College Park, MD |
21,284 |
|
— |
|
22,771 |
|
666 |
|
— |
|
23,437 |
|
23,437 |
|
(5,020 |
) |
2008 |
1/29/2008 |
5850 University Research Court (O) |
College Park, MD |
22,517 |
|
— |
|
31,906 |
|
405 |
|
— |
|
32,311 |
|
32,311 |
|
(6,306 |
) |
2008 |
1/29/2008 |
6700 Alexander Bell Drive (O) |
Columbia, MD |
— |
|
1,755 |
|
7,019 |
|
6,866 |
|
1,755 |
|
13,885 |
|
15,640 |
|
(6,916 |
) |
1988 |
5/14/2001 |
6708 Alexander Bell Drive (O) |
Columbia, MD |
— |
|
897 |
|
11,984 |
|
1,605 |
|
897 |
|
13,589 |
|
14,486 |
|
(3,839 |
) |
1988/2016 |
5/14/2001 |
6711 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
2,683 |
|
23,239 |
|
1,278 |
|
2,683 |
|
24,517 |
|
27,200 |
|
(6,817 |
) |
2006-2007 |
9/28/2000 |
6716 Alexander Bell Drive (O) |
Columbia, MD |
— |
|
1,242 |
|
4,969 |
|
3,754 |
|
1,242 |
|
8,723 |
|
9,965 |
|
(5,129 |
) |
1990 |
12/31/1998 |
6721 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
1,753 |
|
34,090 |
|
102 |
|
1,753 |
|
34,192 |
|
35,945 |
|
(7,514 |
) |
2009 |
9/28/2000 |
6724 Alexander Bell Drive (O) |
Columbia, MD |
— |
|
449 |
|
5,039 |
|
1,374 |
|
449 |
|
6,413 |
|
6,862 |
|
(2,670 |
) |
2001 |
5/14/2001 |
6731 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
2,807 |
|
19,098 |
|
4,872 |
|
2,807 |
|
23,970 |
|
26,777 |
|
(10,176 |
) |
2002 |
3/29/2000 |
6740 Alexander Bell Drive (O) |
Columbia, MD |
— |
|
1,424 |
|
5,696 |
|
3,321 |
|
1,424 |
|
9,017 |
|
10,441 |
|
(5,698 |
) |
1992 |
12/31/1998 |
6741 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
675 |
|
1,711 |
|
124 |
|
675 |
|
1,835 |
|
2,510 |
|
(466 |
) |
2008 |
9/28/2000 |
6750 Alexander Bell Drive (O) |
Columbia, MD |
— |
|
1,263 |
|
12,461 |
|
3,959 |
|
1,263 |
|
16,420 |
|
17,683 |
|
(8,761 |
) |
2001 |
12/31/1998 |
6760 Alexander Bell Drive (O) |
Columbia, MD |
— |
|
890 |
|
3,561 |
|
3,358 |
|
890 |
|
6,919 |
|
7,809 |
|
(3,932 |
) |
1991 |
12/31/1998 |
6940 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
3,545 |
|
9,916 |
|
7,095 |
|
3,545 |
|
17,011 |
|
20,556 |
|
(8,164 |
) |
1999 |
11/13/1998 |
6950 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
3,596 |
|
14,269 |
|
3,238 |
|
3,596 |
|
17,507 |
|
21,103 |
|
(8,787 |
) |
1998 |
10/22/1998 |
7000 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
3,131 |
|
12,103 |
|
5,085 |
|
3,131 |
|
17,188 |
|
20,319 |
|
(6,178 |
) |
1999 |
5/31/2002 |
7005 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
3,036 |
|
753 |
|
— |
|
3,036 |
|
753 |
|
3,789 |
|
— |
|
(7) |
6/26/2014 |
7015 Albert Einstein Drive (O) |
Columbia, MD |
829 |
|
2,058 |
|
6,093 |
|
2,178 |
|
2,058 |
|
8,271 |
|
10,329 |
|
(3,343 |
) |
1999 |
12/1/2005 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Initial Cost |
|
Gross Amounts Carried At Close of Period |
|
|
|
Property (Type) (1) |
Location |
Encumbrances (2) |
Land |
Building and Land Improvements |
Costs Capitalized Subsequent to Acquisition |
Land |
Building and Land Improvements |
Total (3)(4) |
Accumulated Depreciation (5) |
Year Built or Renovated |
Date Acquired (6) |
7061 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
729 |
|
3,094 |
|
2,018 |
|
729 |
|
5,112 |
|
5,841 |
|
(2,191 |
) |
2000 |
8/30/2001 |
7063 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
902 |
|
3,684 |
|
3,151 |
|
902 |
|
6,835 |
|
7,737 |
|
(3,113 |
) |
2000 |
8/30/2001 |
7065 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
919 |
|
3,763 |
|
3,095 |
|
919 |
|
6,858 |
|
7,777 |
|
(3,637 |
) |
2000 |
8/30/2001 |
7067 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
1,829 |
|
11,823 |
|
3,051 |
|
1,829 |
|
14,874 |
|
16,703 |
|
(7,037 |
) |
2001 |
8/30/2001 |
7125 Columbia Gateway Drive (L) |
Columbia, MD |
— |
|
3,361 |
|
2,354 |
|
279 |
|
3,361 |
|
2,633 |
|
5,994 |
|
— |
|
1973/1999 (7) |
6/29/2006 |
7125 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
17,126 |
|
46,994 |
|
15,786 |
|
17,126 |
|
62,780 |
|
79,906 |
|
(20,876 |
) |
1973/1999 |
6/29/2006 |
7130 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
1,350 |
|
4,359 |
|
2,534 |
|
1,350 |
|
6,893 |
|
8,243 |
|
(3,192 |
) |
1989 |
9/19/2005 |
7134 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
704 |
|
4,707 |
|
353 |
|
704 |
|
5,060 |
|
5,764 |
|
(1,422 |
) |
1990/2016 |
9/19/2005 |
7138 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
1,104 |
|
3,518 |
|
2,729 |
|
1,104 |
|
6,247 |
|
7,351 |
|
(3,459 |
) |
1990 |
9/19/2005 |
7142 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
1,342 |
|
4,657 |
|
2,608 |
|
1,342 |
|
7,265 |
|
8,607 |
|
(2,796 |
) |
1994 (8) |
9/19/2005 |
7150 Columbia Gateway Drive (O) |
Columbia, MD |
— |
|
1,032 |
|
3,429 |
|
813 |
|
1,032 |
|
4,242 |
|
5,274 |
|
(1,439 |
) |
1991 |
9/19/2005 |
7150 Riverwood Drive (O) |
Columbia, MD |
— |
|
1,821 |
|
4,388 |
|
1,774 |
|
1,821 |
|
6,162 |
|
7,983 |
|
(2,343 |
) |
2000 |
1/10/2007 |
7160 Riverwood Drive (O) |
Columbia, MD |
— |
|
2,732 |
|
7,006 |
|
2,455 |
|
2,732 |
|
9,461 |
|
12,193 |
|
(3,778 |
) |
2000 |
1/10/2007 |
7170 Riverwood Drive (O) |
Columbia, MD |
— |
|
1,283 |
|
3,096 |
|
1,465 |
|
1,283 |
|
4,561 |
|
5,844 |
|
(1,798 |
) |
2000 |
1/10/2007 |
7175 Riverwood Drive (O) |
Columbia, MD |
— |
|
1,788 |
|
7,269 |
|
— |
|
1,788 |
|
7,269 |
|
9,057 |
|
(752 |
) |
1996/2013 |
7/27/2005 |
7200 Redstone Gateway (O) |
Huntsville, AL |
6,303 |
|
— |
|
8,348 |
|
5 |
|
— |
|
8,353 |
|
8,353 |
|
(752 |
) |
2013 |
3/23/2010 |
7200 Riverwood Road (O) |
Columbia, MD |
— |
|
4,089 |
|
22,630 |
|
4,532 |
|
4,089 |
|
27,162 |
|
31,251 |
|
(10,180 |
) |
1986 |
10/13/1998 |
7205 Riverwood Drive (O) |
Columbia, MD |
— |
|
1,367 |
|
21,419 |
|
— |
|
1,367 |
|
21,419 |
|
22,786 |
|
(2,381 |
) |
2013 |
7/27/2005 |
7272 Park Circle Drive (O) |
Hanover, MD |
— |
|
1,479 |
|
6,300 |
|
4,578 |
|
1,479 |
|
10,878 |
|
12,357 |
|
(3,898 |
) |
1991/1996 |
1/10/2007 |
7318 Parkway Drive (O) |
Hanover, MD |
— |
|
972 |
|
3,888 |
|
1,239 |
|
972 |
|
5,127 |
|
6,099 |
|
(2,398 |
) |
1984 |
4/16/1999 |
7400 Redstone Gateway (O) |
Huntsville, AL |
6,914 |
|
— |
|
9,223 |
|
— |
|
— |
|
9,223 |
|
9,223 |
|
(582 |
) |
2015 |
3/23/2010 |
7467 Ridge Road (O) |
Hanover, MD |
— |
|
1,565 |
|
3,116 |
|
4,264 |
|
1,565 |
|
7,380 |
|
8,945 |
|
(1,930 |
) |
1990 |
4/28/1999 |
7740 Milestone Parkway (O) |
Hanover, MD |
18,203 |
|
3,825 |
|
34,176 |
|
567 |
|
3,825 |
|
34,743 |
|
38,568 |
|
(6,482 |
) |
2009 |
7/2/2007 |
7770 Backlick Road (O) |
Springfield, VA |
— |
|
6,387 |
|
76,315 |
|
142 |
|
6,387 |
|
76,457 |
|
82,844 |
|
(9,075 |
) |
2012 |
3/10/2010 |
7880 Milestone Parkway (O) |
Hanover, MD |
— |
|
4,857 |
|
24,677 |
|
62 |
|
4,857 |
|
24,739 |
|
29,596 |
|
(1,382 |
) |
2015 |
9/17/2013 |
8621 Robert Fulton Drive (O) |
Columbia, MD |
— |
|
2,317 |
|
12,642 |
|
537 |
|
2,317 |
|
13,179 |
|
15,496 |
|
(4,097 |
) |
2005-2006 |
6/10/2005 |
8661 Robert Fulton Drive (O) |
Columbia, MD |
— |
|
1,510 |
|
3,764 |
|
2,453 |
|
1,510 |
|
6,217 |
|
7,727 |
|
(2,655 |
) |
2002 |
12/30/2003 |
8671 Robert Fulton Drive (O) |
Columbia, MD |
— |
|
1,718 |
|
4,280 |
|
4,052 |
|
1,718 |
|
8,332 |
|
10,050 |
|
(3,688 |
) |
2002 |
12/30/2003 |
870 Elkridge Landing Road (O) |
Linthicum, MD |
— |
|
2,003 |
|
9,442 |
|
8,735 |
|
2,003 |
|
18,177 |
|
20,180 |
|
(9,370 |
) |
1981 |
8/3/2001 |
891 Elkridge Landing Road (O) |
Linthicum, MD |
— |
|
1,165 |
|
4,772 |
|
3,466 |
|
1,165 |
|
8,238 |
|
9,403 |
|
(4,186 |
) |
1984 |
7/2/2001 |
901 Elkridge Landing Road (O) |
Linthicum, MD |
— |
|
1,156 |
|
4,437 |
|
2,704 |
|
1,156 |
|
7,141 |
|
8,297 |
|
(3,608 |
) |
1984 |
7/2/2001 |
911 Elkridge Landing Road (O) |
Linthicum, MD |
— |
|
1,215 |
|
4,861 |
|
2,191 |
|
1,215 |
|
7,052 |
|
8,267 |
|
(3,899 |
) |
1985 |
4/30/1998 |
938 Elkridge Landing Road (O) |
Linthicum, MD |
— |
|
922 |
|
4,748 |
|
1,446 |
|
922 |
|
6,194 |
|
7,116 |
|
(2,621 |
) |
1984 |
7/2/2001 |
939 Elkridge Landing Road (O) |
Linthicum, MD |
— |
|
939 |
|
3,756 |
|
4,438 |
|
939 |
|
8,194 |
|
9,133 |
|
(4,254 |
) |
1983 |
4/30/1998 |
940 Elkridge Landing Road (L) |
Linthicum, MD |
— |
|
842 |
|
4 |
|
— |
|
842 |
|
4 |
|
846 |
|
— |
|
(7) |
7/2/2001 |
9651 Hornbaker Road (D) |
Manassas, VA |
— |
|
6,050 |
|
249,142 |
|
3,868 |
|
6,050 |
|
253,010 |
|
259,060 |
|
(39,294 |
) |
2010 |
9/14/2010 |
Arundel Preserve (L) |
Hanover, MD |
— |
|
13,401 |
|
9,578 |
|
— |
|
13,401 |
|
9,578 |
|
22,979 |
|
— |
|
(7) |
7/2/2007 |
Bethlehem Tech. Park - DC 18 (O) |
Manassas, VA |
— |
|
3,599 |
|
25,992 |
|
— |
|
3,599 |
|
25,992 |
|
29,591 |
|
(306 |
) |
2017 |
6/17/2016 |
Bethlehem Tech. Park - DC 19 (O) |
Manassas, VA |
— |
|
3,708 |
|
16,362 |
|
— |
|
3,708 |
|
16,362 |
|
20,070 |
|
(455 |
) |
2016 |
6/9/2016 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Initial Cost |
|
Gross Amounts Carried At Close of Period |
|
|
|
Property (Type) (1) |
Location |
Encumbrances (2) |
Land |
Building and Land Improvements |
Costs Capitalized Subsequent to Acquisition |
Land |
Building and Land Improvements |
Total (3)(4) |
Accumulated Depreciation (5) |
Year Built or Renovated |
Date Acquired (6) |
Bethlehem Tech. Park - DC 20 (O) |
Manassas, VA |
— |
|
3,599 |
|
23,625 |
|
— |
|
3,599 |
|
23,625 |
|
27,224 |
|
(370 |
) |
2017 |
6/9/2016 |
Bethlehem Tech. Park - DC 23 (O) |
Manassas, VA |
— |
|
— |
|
479 |
|
— |
|
— |
|
479 |
|
479 |
|
— |
|
(8) |
6/9/2016 |
BLC 1 (O) |
Northern Virginia |
— |
|
12,035 |
|
368 |
|
— |
|
12,035 |
|
368 |
|
12,403 |
|
— |
|
(8) |
12/28/2017 |
BLC 2 (O) |
Northern Virginia |
— |
|
12,035 |
|
292 |
|
— |
|
12,035 |
|
292 |
|
12,327 |
|
— |
|
(8) |
12/28/2017 |
Canton Crossing Land (L) |
Baltimore, MD |
— |
|
16,085 |
|
2,698 |
|
— |
|
16,085 |
|
2,698 |
|
18,783 |
|
— |
|
(7) |
10/27/2009 |
Canton Crossing Util Distr Ctr (O) |
Baltimore, MD |
— |
|
7,300 |
|
15,556 |
|
986 |
|
7,300 |
|
16,542 |
|
23,842 |
|
(4,475 |
) |
2006 |
10/27/2009 |
Columbia Gateway - Southridge (L) |
Columbia, MD |
— |
|
6,387 |
|
3,719 |
|
— |
|
6,387 |
|
3,719 |
|
10,106 |
|
— |
|
(7) |
9/20/2004 |
Dahlgren Technology Center (L) |
Dahlgren, VA |
— |
|
978 |
|
178 |
|
— |
|
978 |
|
178 |
|
1,156 |
|
— |
|
(7) |
3/16/2005 |
Expedition VII (L) |
Lexington Park, MD |
— |
|
705 |
|
729 |
|
— |
|
705 |
|
729 |
|
1,434 |
|
— |
|
(7) |
3/24/2004 |
Innovation Park (L) |
Manassas, VA |
— |
|
4,443 |
|
120 |
|
— |
|
4,443 |
|
120 |
|
4,563 |
|
— |
|
(7) |
9/1/2016 |
M Square Research Park (L) |
College Park, MD |
— |
|
— |
|
3,571 |
|
— |
|
— |
|
3,571 |
|
3,571 |
|
— |
|
(7) |
1/29/2008 |
MR Land (L) |
Northern Virginia |
— |
|
18,827 |
|
293 |
|
— |
|
18,827 |
|
293 |
|
19,120 |
|
— |
|
(7) |
11/20/2017 |
National Business Park North (L) |
Annapolis Junction, MD |
— |
|
28,066 |
|
47,802 |
|
— |
|
28,066 |
|
47,802 |
|
75,868 |
|
— |
|
(7) |
6/29/2006 |
North Gate Business Park (L) |
Aberdeen, MD |
— |
|
1,755 |
|
— |
|
— |
|
1,755 |
|
— |
|
1,755 |
|
— |
|
(7) |
9/14/2007 |
Northwest Crossroads (L) |
San Antonio, TX |
— |
|
7,430 |
|
847 |
|
— |
|
7,430 |
|
847 |
|
8,277 |
|
— |
|
(7) |
1/20/2006 |
NOVA Office A (O) (10) |
Chantilly, VA |
— |
|
2,096 |
|
46,835 |
|
— |
|
2,096 |
|
46,835 |
|
48,931 |
|
(3,403 |
) |
2015 |
7/31/2002 |
NOVA Office B (O) (10) |
Chantilly, VA |
— |
|
739 |
|
27,128 |
|
— |
|
739 |
|
27,128 |
|
27,867 |
|
(1,128 |
) |
2016 (8) |
7/31/2002 |
NOVA Office D (O) |
Chantilly, VA |
— |
|
6,587 |
|
38,758 |
|
— |
|
6,587 |
|
38,758 |
|
45,345 |
|
(437 |
) |
2017 |
7/31/2002 |
Old Annapolis Road (O) |
Columbia, MD |
— |
|
1,637 |
|
5,500 |
|
5,241 |
|
1,637 |
|
10,741 |
|
12,378 |
|
(3,509 |
) |
1974/1985 |
12/14/2000 |
Paragon Park - DC 21 (O) |
Sterling, VA |
— |
|
7,828 |
|
17,992 |
|
— |
|
7,828 |
|
17,992 |
|
25,820 |
|
(100 |
) |
2017 |
5/8/2017 |
Paragon Park - DC 22 (O) |
Sterling, VA |
— |
|
7,828 |
|
17,445 |
|
— |
|
7,828 |
|
17,445 |
|
25,273 |
|
(68 |
) |
2017 |
5/8/2017 |
Patriot Point - DC 15 (O) |
Ashburn, VA |
— |
|
12,156 |
|
17,069 |
|
— |
|
12,156 |
|
17,069 |
|
29,225 |
|
(752 |
) |
2016 |
10/15/2015 |
Patriot Point - DC 16 (O) |
Ashburn, VA |
— |
|
12,156 |
|
16,973 |
|
— |
|
12,156 |
|
16,973 |
|
29,129 |
|
(709 |
) |
2016 |
10/15/2015 |
Patriot Point - DC 17 (O) |
Ashburn, VA |
— |
|
6,078 |
|
16,347 |
|
— |
|
6,078 |
|
16,347 |
|
22,425 |
|
(520 |
) |
2016 |
10/15/2015 |
Patriot Ridge (L) |
Springfield, VA |
— |
|
18,517 |
|
14,467 |
|
— |
|
18,517 |
|
14,467 |
|
32,984 |
|
— |
|
(7) |
3/10/2010 |
Redstone Gateway (L) |
Huntsville, AL |
— |
|
— |
|
19,152 |
|
— |
|
— |
|
19,152 |
|
19,152 |
|
— |
|
(7) |
3/23/2010 |
Route 15/Biggs Ford Road (L) |
Frederick, MD |
— |
|
1,129 |
|
— |
|
— |
|
1,129 |
|
— |
|
1,129 |
|
— |
|
(7) |
8/28/2008 |
Sentry Gateway (L) |
San Antonio, TX |
— |
|
8,275 |
|
3,704 |
|
— |
|
8,275 |
|
3,704 |
|
11,979 |
|
— |
|
(7) |
3/30/2005 |
Sentry Gateway - T (O) |
San Antonio, TX |
— |
|
14,020 |
|
38,804 |
|
13 |
|
14,020 |
|
38,817 |
|
52,837 |
|
(10,561 |
) |
1982/1985 |
3/30/2005 |
Sentry Gateway - V (O) |
San Antonio, TX |
— |
|
— |
|
1,066 |
|
— |
|
— |
|
1,066 |
|
1,066 |
|
(241 |
) |
2007 |
3/30/2005 |
Sentry Gateway - W (O) |
San Antonio, TX |
— |
|
— |
|
1,884 |
|
71 |
|
— |
|
1,955 |
|
1,955 |
|
(392 |
) |
2009 |
3/30/2005 |
Sentry Gateway - X (O) |
San Antonio, TX |
— |
|
1,964 |
|
21,178 |
|
— |
|
1,964 |
|
21,178 |
|
23,142 |
|
(3,787 |
) |
2010 |
1/20/2006 |
Sentry Gateway - Y (O) |
San Antonio, TX |
— |
|
1,964 |
|
21,298 |
|
— |
|
1,964 |
|
21,298 |
|
23,262 |
|
(3,810 |
) |
2010 |
1/20/2006 |
Sentry Gateway - Z (O) |
San Antonio, TX |
— |
|
1,964 |
|
30,573 |
|
— |
|
1,964 |
|
30,573 |
|
32,537 |
|
(2,144 |
) |
2015 |
6/14/2005 |
Westfields - Park Center (L) |
Chantilly, VA |
— |
|
16,418 |
|
11,264 |
|
— |
|
16,418 |
|
11,264 |
|
27,682 |
|
— |
|
(7) |
7/18/2002 |
Westfields Corporate Center (L) |
Chantilly, VA |
— |
|
7,141 |
|
1,649 |
|
— |
|
7,141 |
|
1,649 |
|
8,790 |
|
— |
|
(7) |
7/31/2002 |
Other Developments, including intercompany eliminations (V) |
Various |
— |
|
4 |
|
283 |
|
256 |
|
4 |
|
539 |
|
543 |
|
(58 |
) |
Various |
Various |
|
|
$ |
164,506 |
|
$ |
697,810 |
|
$ |
2,902,516 |
|
$ |
380,487 |
|
$ |
697,810 |
|
$ |
3,283,003 |
|
$ |
3,980,813 |
|
$ |
(801,038 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(1) |
A legend for the Property Type follows: (O) = Office or Data Center Shell Property; (L) = Land held or pre-construction; (D) = Wholesale Data Center; and (V) = Various. |
|
|
(2) |
Excludes our term loan facilities of $348.0 million, unsecured senior notes of $1.2 billion, unsecured notes payable of $1.3 million, and deferred financing costs, net of premiums, on the remaining loans of $668,000.
|
|
|
(3) |
The aggregate cost of these assets for Federal income tax purposes was approximately $3.5 billion at December 31, 2017.
|
|
|
(4) |
As discussed in Note 3 to our Consolidated Financial Statements, we recognized impairment losses of $15.1 million primarily in connection with certain of our land and operating properties, including $13.7 million related to land and operating properties still owned as of December 31, 2017.
|
|
|
(5) |
The estimated lives over which depreciation is recognized follow: Building and land improvements: 10-40 years; and tenant improvements: related lease terms.
|
|
|
(6) |
The acquisition date of multi-parcel properties reflects the date of the earliest parcel acquisition. |
|
|
(7) |
Held or under pre-construction at December 31, 2017.
|
|
|
(8) |
Under construction or redevelopment at December 31, 2017.
|
|
|
(9) |
Classified as held for sale as of December 31, 2017. |
|
|
(10) |
The carrying amounts of these properties under construction exclude allocated costs of the garage being constructed to support the properties. |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
The following table summarizes our changes in cost of properties for the years ended December 31, 2017, 2016 and 2015 (in thousands): |
|
|
|
|
|
|
2017 |
|
2016 |
|
2015 |
|
Beginning balance |
|
|
$ |
3,874,715 |
|
|
$ |
4,158,616 |
|
|
$ |
4,014,336 |
|
|
Acquisitions of operating properties |
|
|
— |
|
|
— |
|
|
194,616 |
|
|
Improvements and other additions |
|
|
259,548 |
|
|
251,960 |
|
|
273,761 |
|
|
Sales |
|
|
(138,216 |
) |
|
(268,038 |
) |
|
(172,628 |
) |
|
Impairments |
|
|
(15,116 |
) |
|
(143,502 |
) |
|
(29,548 |
) |
|
Other dispositions |
|
|
(118 |
) |
|
(124,321 |
) |
|
(121,921 |
) |
|
Ending balance |
|
|
$ |
3,980,813 |
|
|
$ |
3,874,715 |
|
|
$ |
4,158,616 |
|
|
|
|
|
|
|
|
|
|
|
|
The following table summarizes our changes in accumulated depreciation for the same time periods (in thousands): |
|
|
|
|
|
|
2017 |
|
2016 |
|
2015 |
|
Beginning balance |
|
|
$ |
715,951 |
|
|
$ |
718,680 |
|
|
$ |
703,083 |
|
|
Depreciation expense |
|
|
107,772 |
|
|
105,763 |
|
|
112,695 |
|
|
Sales |
|
|
(22,567 |
) |
|
(56,607 |
) |
|
(49,614 |
) |
|
Impairments |
|
|
— |
|
|
(42,161 |
) |
|
(6,092 |
) |
|
Other dispositions |
|
|
(118 |
) |
|
(9,724 |
) |
|
(41,392 |
) |
|
Ending balance |
|
|
$ |
801,038 |
|
|
$ |
715,951 |
|
|
$ |
718,680 |
|
|
|
|
|
|
|
|
|
|
|
|
|