Information by Business Segment - Segment Financial Information for Our Reportable Segments (Details) - USD ($)
$ in Thousands |
3 Months Ended |
6 Months Ended |
|
Jun. 30, 2023 |
Jun. 30, 2022 |
Jun. 30, 2023 |
Jun. 30, 2022 |
Dec. 31, 2022 |
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
$ 169,196
|
$ 185,803
|
$ 336,697
|
$ 381,283
|
|
| UJV NOI allocable to COPT |
1,671
|
1,080
|
3,313
|
2,160
|
|
| Segment assets |
4,246,346
|
4,185,193
|
4,246,346
|
4,185,193
|
$ 4,257,275
|
| Segment assets |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
3,599,786
|
3,479,416
|
3,599,786
|
3,479,416
|
|
| Real estate operations |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
154,953
|
143,246
|
306,634
|
287,506
|
|
| Property operating expenses |
(61,600)
|
(54,116)
|
(121,020)
|
(112,268)
|
|
| UJV NOI allocable to COPT |
1,671
|
1,080
|
3,313
|
2,160
|
|
| NOI from real estate operations |
95,024
|
90,210
|
188,927
|
177,398
|
|
| Additions to long-lived assets |
38,807
|
19,398
|
64,044
|
38,630
|
|
| Transfers from non-operating properties |
10,780
|
27,869
|
37,193
|
121,901
|
|
| Real estate operations | Defense/IT Locations |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
136,995
|
127,354
|
270,237
|
252,726
|
|
| Property operating expenses |
(50,831)
|
(45,326)
|
(99,641)
|
(93,267)
|
|
| UJV NOI allocable to COPT |
1,671
|
1,080
|
3,313
|
2,160
|
|
| NOI from real estate operations |
87,835
|
83,108
|
173,909
|
161,619
|
|
| Additions to long-lived assets |
34,091
|
15,756
|
56,039
|
30,705
|
|
| Transfers from non-operating properties |
10,766
|
27,839
|
37,166
|
121,600
|
|
| Real estate operations | Defense/IT Locations | Fort Meade/BW Corridor |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
72,176
|
67,589
|
141,953
|
134,803
|
|
| Property operating expenses |
(24,188)
|
(23,499)
|
(48,708)
|
(49,283)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
47,988
|
44,090
|
93,245
|
85,520
|
|
| Additions to long-lived assets |
23,646
|
12,341
|
35,781
|
24,126
|
|
| Transfers from non-operating properties |
4,628
|
768
|
10,409
|
6,137
|
|
| Real estate operations | Defense/IT Locations | NoVA Defense/IT |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
19,841
|
18,103
|
39,670
|
36,679
|
|
| Property operating expenses |
(7,683)
|
(6,157)
|
(15,255)
|
(13,026)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
12,158
|
11,946
|
24,415
|
23,653
|
|
| Additions to long-lived assets |
7,957
|
2,541
|
10,355
|
4,730
|
|
| Transfers from non-operating properties |
249
|
918
|
487
|
1,237
|
|
| Real estate operations | Defense/IT Locations | Lackland Air Force Base |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
17,595
|
15,129
|
33,200
|
29,842
|
|
| Property operating expenses |
(9,951)
|
(7,520)
|
(17,896)
|
(14,592)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
7,644
|
7,609
|
15,304
|
15,250
|
|
| Additions to long-lived assets |
0
|
0
|
62
|
0
|
|
| Transfers from non-operating properties |
17
|
521
|
45
|
939
|
|
| Real estate operations | Defense/IT Locations | Navy Support |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
8,118
|
8,085
|
16,043
|
16,254
|
|
| Property operating expenses |
(3,516)
|
(3,330)
|
(7,059)
|
(6,801)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
4,602
|
4,755
|
8,984
|
9,453
|
|
| Additions to long-lived assets |
309
|
650
|
1,068
|
1,390
|
|
| Transfers from non-operating properties |
0
|
(78)
|
2,650
|
6,298
|
|
| Real estate operations | Defense/IT Locations | Redstone Arsenal |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
12,978
|
9,308
|
26,392
|
18,503
|
|
| Property operating expenses |
(4,750)
|
(3,631)
|
(9,386)
|
(7,366)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
8,228
|
5,677
|
17,006
|
11,137
|
|
| Additions to long-lived assets |
2,179
|
224
|
8,773
|
459
|
|
| Transfers from non-operating properties |
3,935
|
20,037
|
18,327
|
20,113
|
|
| Real estate operations | Defense/IT Locations | Data Center Shells |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
6,287
|
9,140
|
12,979
|
16,645
|
|
| Property operating expenses |
(743)
|
(1,189)
|
(1,337)
|
(2,199)
|
|
| UJV NOI allocable to COPT |
1,671
|
1,080
|
3,313
|
2,160
|
|
| NOI from real estate operations |
7,215
|
9,031
|
14,955
|
16,606
|
|
| Additions to long-lived assets |
0
|
0
|
0
|
0
|
|
| Transfers from non-operating properties |
1,937
|
5,673
|
5,248
|
86,876
|
|
| Real estate operations | Regional Office |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
15,197
|
14,121
|
31,251
|
29,203
|
|
| Property operating expenses |
(8,584)
|
(7,628)
|
(17,435)
|
(15,558)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
6,613
|
6,493
|
13,816
|
13,645
|
|
| Additions to long-lived assets |
4,554
|
3,561
|
7,832
|
7,894
|
|
| Transfers from non-operating properties |
14
|
30
|
27
|
301
|
|
| Real estate operations | Wholesale Data Center |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Revenues from real estate operations |
0
|
0
|
0
|
1,980
|
|
| Property operating expenses |
0
|
50
|
0
|
(975)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
0
|
50
|
0
|
1,005
|
|
| Additions to long-lived assets |
0
|
16
|
0
|
(35)
|
|
| 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 |
2,761
|
1,771
|
5,146
|
3,597
|
|
| Property operating expenses |
(2,185)
|
(1,212)
|
(3,944)
|
(2,468)
|
|
| UJV NOI allocable to COPT |
0
|
0
|
0
|
0
|
|
| NOI from real estate operations |
576
|
559
|
1,202
|
1,129
|
|
| Additions to long-lived assets |
162
|
65
|
173
|
66
|
|
| Transfers from non-operating properties |
0
|
0
|
0
|
0
|
|
| Real estate operations | Segment assets |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
3,599,786
|
3,479,416
|
3,599,786
|
3,479,416
|
|
| Real estate operations | Segment assets | Defense/IT Locations |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
3,053,068
|
2,941,281
|
3,053,068
|
2,941,281
|
|
| Real estate operations | Segment assets | Defense/IT Locations | Fort Meade/BW Corridor |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
1,403,113
|
1,331,828
|
1,403,113
|
1,331,828
|
|
| Real estate operations | Segment assets | Defense/IT Locations | NoVA Defense/IT |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
489,404
|
488,597
|
489,404
|
488,597
|
|
| Real estate operations | Segment assets | Defense/IT Locations | Lackland Air Force Base |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
191,742
|
196,723
|
191,742
|
196,723
|
|
| Real estate operations | Segment assets | Defense/IT Locations | Navy Support |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
166,310
|
172,873
|
166,310
|
172,873
|
|
| Real estate operations | Segment assets | Defense/IT Locations | Redstone Arsenal |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
477,334
|
316,008
|
477,334
|
316,008
|
|
| Real estate operations | Segment assets | Defense/IT Locations | Data Center Shells |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
325,165
|
435,252
|
325,165
|
435,252
|
|
| Real estate operations | Segment assets | Regional Office |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
542,953
|
534,257
|
542,953
|
534,257
|
|
| Real estate operations | Segment assets | Wholesale Data Center |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
0
|
0
|
0
|
0
|
|
| Real estate operations | Segment assets | Other |
|
|
|
|
|
| Segment financial information for real estate operations |
|
|
|
|
|
| Segment assets |
$ 3,765
|
$ 3,878
|
$ 3,765
|
$ 3,878
|
|