Information by Business Segment - Segment Financial Information for Our Reportable Segments (Details) - USD ($)
$ in Thousands |
3 Months Ended |
9 Months Ended |
|
Sep. 30, 2022 |
Sep. 30, 2021 |
Sep. 30, 2022 |
Sep. 30, 2021 |
Dec. 31, 2021 |
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
$ 182,500
|
$ 166,919
|
$ 563,783
|
$ 478,514
|
|
| UJV NOI allocable to COPT |
1,072
|
1,060
|
3,232
|
2,950
|
|
| Segment assets |
4,269,329
|
4,151,138
|
4,269,329
|
4,151,138
|
$ 4,262,452
|
| Segment assets |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
3,468,618
|
3,542,871
|
3,468,618
|
3,542,871
|
|
| Real estate operations |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
147,687
|
146,590
|
435,193
|
436,177
|
|
| Property operating expenses |
(57,663)
|
(57,190)
|
(169,931)
|
(168,780)
|
|
| UJV NOI allocable to COPT |
1,072
|
1,060
|
3,232
|
2,950
|
|
| NOI from real estate operations |
91,096
|
90,460
|
268,494
|
270,347
|
|
| Additions to long-lived assets |
19,702
|
19,818
|
58,332
|
53,058
|
|
| Transfers from non-operating properties |
5,141
|
155,574
|
127,042
|
260,660
|
|
| Real estate operations | Defense/IT Locations |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
131,069
|
121,240
|
383,795
|
361,308
|
|
| Property operating expenses |
(48,612)
|
(43,335)
|
(141,879)
|
(130,394)
|
|
| UJV NOI allocable to COPT |
1,072
|
1,060
|
3,232
|
2,950
|
|
| NOI from real estate operations |
83,529
|
78,965
|
245,148
|
233,864
|
|
| Additions to long-lived assets |
12,837
|
13,175
|
43,542
|
38,105
|
|
| Transfers from non-operating properties |
4,793
|
155,193
|
126,393
|
221,922
|
|
| Real estate operations | Defense/IT Locations | Fort Meade/BW Corridor |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
69,209
|
66,029
|
204,012
|
197,315
|
|
| Property operating expenses |
(24,450)
|
(22,956)
|
(73,733)
|
(69,341)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
44,759
|
43,073
|
130,279
|
127,974
|
|
| Additions to long-lived assets |
9,076
|
10,671
|
33,202
|
29,063
|
|
| Transfers from non-operating properties |
1,039
|
53,935
|
7,176
|
55,075
|
|
| Real estate operations | Defense/IT Locations | NoVA Defense/IT |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
18,611
|
16,077
|
55,290
|
47,888
|
|
| Property operating expenses |
(6,776)
|
(6,330)
|
(19,802)
|
(18,583)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
11,835
|
9,747
|
35,488
|
29,305
|
|
| Additions to long-lived assets |
1,454
|
1,500
|
6,184
|
2,970
|
|
| Transfers from non-operating properties |
345
|
87,986
|
1,582
|
88,099
|
|
| Real estate operations | Defense/IT Locations | Lackland Air Force Base |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
15,951
|
14,519
|
45,793
|
40,762
|
|
| Property operating expenses |
(8,281)
|
(6,935)
|
(22,873)
|
(21,315)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
7,670
|
7,584
|
22,920
|
19,447
|
|
| Additions to long-lived assets |
0
|
0
|
0
|
0
|
|
| Transfers from non-operating properties |
129
|
7,332
|
1,068
|
56,601
|
|
| Real estate operations | Defense/IT Locations | Navy Support |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
8,253
|
8,558
|
24,507
|
25,401
|
|
| Property operating expenses |
(3,665)
|
(3,454)
|
(10,466)
|
(10,114)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
4,588
|
5,104
|
14,041
|
15,287
|
|
| Additions to long-lived assets |
734
|
897
|
2,124
|
2,654
|
|
| Transfers from non-operating properties |
27
|
0
|
6,325
|
0
|
|
| Real estate operations | Defense/IT Locations | Redstone Arsenal |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
9,976
|
9,144
|
28,479
|
26,172
|
|
| Property operating expenses |
(4,324)
|
(3,003)
|
(11,690)
|
(8,525)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
5,652
|
6,141
|
16,789
|
17,647
|
|
| Additions to long-lived assets |
1,573
|
107
|
2,032
|
3,418
|
|
| Transfers from non-operating properties |
267
|
5,519
|
20,380
|
19,724
|
|
| Real estate operations | Defense/IT Locations | Data Center Shells |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
9,069
|
6,913
|
25,714
|
23,770
|
|
| Property operating expenses |
(1,116)
|
(657)
|
(3,315)
|
(2,516)
|
|
| UJV NOI allocable to COPT |
1,072
|
1,060
|
3,232
|
2,950
|
|
| NOI from real estate operations |
9,025
|
7,316
|
25,631
|
24,204
|
|
| Additions to long-lived assets |
0
|
0
|
0
|
0
|
|
| Transfers from non-operating properties |
2,986
|
421
|
89,862
|
2,423
|
|
| Real estate operations | Regional Office |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
14,739
|
16,024
|
43,942
|
47,697
|
|
| Property operating expenses |
(7,764)
|
(8,045)
|
(23,322)
|
(22,712)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
6,975
|
7,979
|
20,620
|
24,985
|
|
| Additions to long-lived assets |
6,852
|
5,433
|
14,746
|
13,381
|
|
| Transfers from non-operating properties |
348
|
381
|
649
|
38,738
|
|
| Real estate operations | Wholesale Data Center |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
0
|
7,717
|
1,980
|
22,255
|
|
| Property operating expenses |
0
|
(4,612)
|
(975)
|
(12,263)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
0
|
3,105
|
1,005
|
9,992
|
|
| Additions to long-lived assets |
0
|
1,141
|
(35)
|
1,490
|
|
| Transfers from non-operating properties |
0
|
0
|
0
|
0
|
|
| Real estate operations | Other |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
1,879
|
1,609
|
5,476
|
4,917
|
|
| Property operating expenses |
(1,287)
|
(1,198)
|
(3,755)
|
(3,411)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
592
|
411
|
1,721
|
1,506
|
|
| Additions to long-lived assets |
13
|
69
|
79
|
82
|
|
| Transfers from non-operating properties |
0
|
0
|
0
|
0
|
|
| Real estate operations | Segment assets |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
3,468,618
|
3,542,871
|
3,468,618
|
3,542,871
|
|
| Real estate operations | Segment assets | Defense/IT Locations |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
2,929,985
|
2,824,603
|
2,929,985
|
2,824,603
|
|
| Real estate operations | Segment assets | Defense/IT Locations | Fort Meade/BW Corridor |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
1,325,703
|
1,315,101
|
1,325,703
|
1,315,101
|
|
| Real estate operations | Segment assets | Defense/IT Locations | NoVA Defense/IT |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
487,032
|
487,973
|
487,032
|
487,973
|
|
| Real estate operations | Segment assets | Defense/IT Locations | Lackland Air Force Base |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
195,612
|
196,624
|
195,612
|
196,624
|
|
| Real estate operations | Segment assets | Defense/IT Locations | Navy Support |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
170,574
|
172,381
|
170,574
|
172,381
|
|
| Real estate operations | Segment assets | Defense/IT Locations | Redstone Arsenal |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
314,156
|
299,184
|
314,156
|
299,184
|
|
| Real estate operations | Segment assets | Defense/IT Locations | Data Center Shells |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
436,908
|
353,340
|
436,908
|
353,340
|
|
| Real estate operations | Segment assets | Regional Office |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
534,838
|
520,184
|
534,838
|
520,184
|
|
| Real estate operations | Segment assets | Wholesale Data Center |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
0
|
194,421
|
0
|
194,421
|
|
| Real estate operations | Segment assets | Other |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
$ 3,795
|
$ 3,663
|
$ 3,795
|
$ 3,663
|
|