Consolidated Statements of Equity - USD ($) $ in Thousands |
Total |
Preferred Shares |
Common Shares |
Additional Paid-in Capital |
Cumulative Distributions in Excess of Net Income |
Accumulated Other Comprehensive Income (Loss) |
Noncontrolling Interests |
Corporate Office Properties, L.P. |
Corporate Office Properties, L.P.
Common Shares
|
Corporate Office Properties, L.P.
Accumulated Other Comprehensive Income (Loss)
|
Corporate Office Properties, L.P.
Noncontrolling Interests
|
Corporate Office Properties, L.P.
Limited Partner
|
Corporate Office Properties, L.P.
Limited Partner
Preferred Shares
|
Corporate Office Properties, L.P.
General Partner
|
Corporate Office Properties, L.P.
General Partner
Preferred Shares
|
Balance (COPT: 93,255,284 shares and 94,531,512 shares as of December 31, 2014 and 2015, respectively) at Dec. 31, 2014 |
$ 1,520,884
|
$ 199,083
|
$ 933
|
$ 1,969,968
|
$ (717,264)
|
$ (1,297)
|
$ 69,461
|
$ 1,520,884
|
$ 1,305,219
|
$ (1,381)
|
$ 9,163
|
|
$ 8,800
|
|
$ 199,083
|
Balance (preferred units) at Dec. 31, 2014 |
|
|
|
|
|
|
|
|
|
|
|
|
352,000
|
|
7,431,667
|
Balance (in units/ shares) at Dec. 31, 2014 |
93,255,284
|
|
|
|
|
|
|
|
97,092,835
|
|
|
|
|
|
|
Increase (Decrease) in Shareholders' Equity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Conversion of common units to common shares (COPT: 160,160 and 87,000 shares for the nine months ended September 30, 2015 and 2016, respectively) |
$ 0
|
|
2
|
2,149
|
|
|
(2,151)
|
|
|
|
|
|
|
|
|
Issuance of common units resulting from common shares issued under at-the-market program (in units) |
|
|
|
|
|
|
|
|
890,241
|
|
|
|
|
|
|
Issuance of common units resulting from common shares issued under at-the-market program (COPT: 890,241 shares for the nine months ended September 30, 2015) |
$ 26,535
|
|
9
|
26,526
|
|
|
|
26,535
|
$ 26,535
|
|
|
|
|
|
|
Exercise of share options (in units/shares) |
76,474
|
|
|
|
|
|
|
|
76,474
|
|
|
|
|
|
|
Exercise of share options (COPT: 76,474 shares for the nine months ended September 30, 2015) |
$ 2,008
|
|
0
|
2,008
|
|
|
|
2,008
|
$ 2,008
|
|
|
|
|
|
|
Share-based compensation issuance, net of redemptions (in units/shares) |
151,511
|
|
|
|
|
|
|
|
151,511
|
|
|
|
|
|
|
Share-based compensation issuance, net of redemptions (COPT: 151,511 and 146,274 shares issued, net of redemptions for the nine months ended September 30, 2015 and 2016, respectively) |
$ 5,600
|
|
1
|
5,599
|
|
|
|
5,600
|
$ 5,600
|
|
|
|
|
|
|
Redemption of vested equity awards |
(2,330)
|
|
|
(2,330)
|
|
|
|
(2,330)
|
(2,330)
|
|
|
|
|
|
|
Adjustments to noncontrolling interests resulting from changes in ownership of COPLP |
0
|
|
|
(591)
|
|
|
591
|
|
|
|
|
|
|
|
|
Comprehensive income (loss) |
120,044
|
|
|
|
118,936
|
(4,526)
|
5,634
|
120,044
|
112,507
|
(4,705)
|
1,090
|
|
$ 495
|
|
$ 10,657
|
Dividends / Distributions to owners of common and preferred units |
(88,658)
|
|
|
|
(88,658)
|
|
|
(92,188)
|
(81,036)
|
|
|
|
$ (495)
|
|
$ (10,657)
|
Distributions to owners of common and preferred units in COPLP |
(3,530)
|
|
|
|
|
|
(3,530)
|
|
|
|
|
|
|
|
|
Distributions to noncontrolling interests in subsidiaries |
(47)
|
|
|
|
|
|
(47)
|
(47)
|
|
|
(47)
|
|
|
|
|
Adjustment to arrive at fair value of redeemable noncontrolling interest |
$ (599)
|
|
|
(599)
|
|
|
|
(599)
|
$ (599)
|
|
|
|
|
|
|
Balance (in units/ shares) at Sep. 30, 2015 |
94,533,670
|
|
|
|
|
|
|
|
98,211,061
|
|
|
|
|
|
|
Balance (preferred units) at Sep. 30, 2015 |
|
|
|
|
|
|
|
|
|
|
|
|
352,000
|
|
7,431,667
|
Balance (COPT: 94,533,670 shares and 94,764,786 shares as of September 30, 2015 and 2016, respectively) at Sep. 30, 2015 |
$ 1,579,907
|
199,083
|
945
|
2,002,730
|
(686,986)
|
(5,823)
|
69,958
|
1,579,907
|
$ 1,367,904
|
(6,086)
|
10,206
|
|
$ 8,800
|
|
$ 199,083
|
Balance (COPT: 93,255,284 shares and 94,531,512 shares as of December 31, 2014 and 2015, respectively) at Dec. 31, 2015 |
$ 1,616,564
|
199,083
|
945
|
2,004,507
|
(657,172)
|
(2,838)
|
72,039
|
1,616,564
|
$ 1,400,745
|
(2,985)
|
10,921
|
|
$ 8,800
|
|
$ 199,083
|
Balance (preferred units) at Dec. 31, 2015 |
|
|
|
|
|
|
|
|
|
|
|
352,000
|
352,000
|
7,431,667
|
7,431,667
|
Balance (in units/ shares) at Dec. 31, 2015 |
94,531,512
|
|
|
|
|
|
|
|
98,208,903
|
|
|
3,677,391
|
|
94,531,512
|
|
Increase (Decrease) in Shareholders' Equity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Conversion of common units to common shares (COPT: 160,160 and 87,000 shares for the nine months ended September 30, 2015 and 2016, respectively) |
$ 0
|
|
1
|
1,166
|
|
|
(1,167)
|
|
|
|
|
|
|
|
|
Costs associated with common shares issued to the public |
$ (5)
|
|
|
(5)
|
|
|
|
(5)
|
$ (5)
|
|
|
|
|
|
|
Share-based compensation issuance, net of redemptions (in units/shares) |
146,274
|
|
|
|
|
|
|
|
146,274
|
|
|
|
|
|
|
Share-based compensation issuance, net of redemptions (COPT: 151,511 and 146,274 shares issued, net of redemptions for the nine months ended September 30, 2015 and 2016, respectively) |
$ 6,177
|
|
2
|
6,175
|
|
|
|
6,177
|
$ 6,177
|
|
|
|
|
|
|
Redemption of vested equity awards |
(2,179)
|
|
|
(2,179)
|
|
|
|
(2,179)
|
(2,179)
|
|
|
|
|
|
|
Adjustments to noncontrolling interests resulting from changes in ownership of COPLP |
0
|
|
|
(42)
|
|
|
42
|
|
|
|
|
|
|
|
|
Comprehensive income (loss) |
(26,629)
|
|
|
|
(13,294)
|
(13,476)
|
141
|
(26,629)
|
(24,903)
|
(14,002)
|
1,124
|
|
$ 495
|
|
$ 10,657
|
Dividends / Distributions to owners of common and preferred units |
(88,796)
|
|
|
|
(88,796)
|
|
|
(92,294)
|
(81,142)
|
|
|
|
$ (495)
|
|
$ (10,657)
|
Distributions to owners of common and preferred units in COPLP |
(3,498)
|
|
|
|
|
|
(3,498)
|
|
|
|
|
|
|
|
|
Distributions to noncontrolling interests in subsidiaries |
(12)
|
|
|
|
|
|
(12)
|
(12)
|
|
|
(12)
|
|
|
|
|
Adjustment to arrive at fair value of redeemable noncontrolling interest |
(516)
|
|
|
(516)
|
|
|
|
(516)
|
(516)
|
|
|
|
|
|
|
Tax loss from share-based compensation |
$ (319)
|
|
|
(319)
|
|
|
|
(319)
|
$ (319)
|
|
|
|
|
|
|
Balance (in units/ shares) at Sep. 30, 2016 |
94,764,786
|
|
|
|
|
|
|
|
98,355,177.000
|
|
|
3,590,391
|
|
94,764,786
|
|
Balance (preferred units) at Sep. 30, 2016 |
|
|
|
|
|
|
|
|
|
|
|
352,000
|
352,000
|
7,431,667
|
7,431,667
|
Balance (COPT: 94,533,670 shares and 94,764,786 shares as of September 30, 2015 and 2016, respectively) at Sep. 30, 2016 |
$ 1,500,787
|
$ 199,083
|
$ 948
|
$ 2,008,787
|
$ (759,262)
|
$ (16,314)
|
$ 67,545
|
$ 1,500,787
|
$ 1,297,858
|
$ (16,987)
|
$ 12,033
|
|
$ 8,800
|
|
$ 199,083
|