Consolidated Statements of Equity - USD ($) $ in Thousands |
Total |
Forward Equity Sale Agreement |
Common Shares |
Common Shares
Forward Equity Sale Agreement
|
Additional Paid-in Capital |
Additional Paid-in Capital
Forward Equity Sale Agreement
|
Cumulative Distributions in Excess of Net Income |
Accumulated Other Comprehensive Loss |
Noncontrolling Interests |
Corporate Office Properties, L.P. |
Corporate Office Properties, L.P.
Forward Equity Sale Agreement
|
Corporate Office Properties, L.P.
Common Shares
|
Corporate Office Properties, L.P.
Common Shares
Forward Equity Sale Agreement
|
Corporate Office Properties, L.P.
Accumulated Other Comprehensive Loss
|
Corporate Office Properties, L.P.
Noncontrolling Interests
|
Corporate Office Properties, L.P.
Limited Partner
|
Corporate Office Properties, L.P.
Limited Partner
Preferred Shares
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Balance, preferred units (in share/units) at Dec. 31, 2018 | 352,000 | ||||||||||||||||
| Balance (in units/ shares) at Dec. 31, 2018 | 110,241,868 | 111,574,754 | |||||||||||||||
| Balance at Dec. 31, 2018 | $ 1,627,048 | $ 1,102 | $ 2,431,355 | $ (846,808) | $ (238) | $ 41,637 | $ 1,627,048 | $ 1,604,655 | $ (121) | $ 13,714 | $ 8,800 | ||||||
| Increase (Decrease) in Shareholders' Equity | |||||||||||||||||
| Conversion of common units to common shares | $ 0 | 80 | (80) | ||||||||||||||
| Issuance of common units resulting from common shares issued under COPT forward equity sale agreements (in units) | 1,614,087 | 1,614,087 | |||||||||||||||
| Common shares issued under sale agreements and programs | $ 46,454 | $ 16 | $ 46,438 | $ 46,454 | $ 46,454 | ||||||||||||
| Share-based compensation issuance, net of redemptions (in units) | 78,335 | 326,973 | |||||||||||||||
| Share-based compensation issuance, net of redemptions | $ 1,802 | 1 | 1,562 | 239 | 1,802 | $ 1,802 | |||||||||||
| Redemption of vested equity awards | (1,817) | (1,817) | (1,817) | (1,817) | |||||||||||||
| Adjustments to noncontrolling interests resulting from changes in ownership of COPLP | 0 | (1,322) | 1,322 | ||||||||||||||
| Comprehensive income | 12,228 | 20,859 | (9,300) | 669 | 12,228 | 21,116 | (9,415) | 362 | 165 | ||||||||
| Dividends/Distributions | (30,754) | (30,754) | (31,304) | (31,139) | $ (165) | ||||||||||||
| Distributions to owners of common and preferred units in COPLP | (550) | (550) | |||||||||||||||
| Contributions from noncontrolling interests in other consolidated entities | 2,570 | 2,570 | 2,570 | 2,570 | |||||||||||||
| Distributions to noncontrolling interests in other consolidated entities/subsidiaries | (4) | (4) | (4) | (4) | |||||||||||||
| Adjustment to arrive at fair value of redeemable noncontrolling interests | $ (799) | (799) | (799) | $ (799) | |||||||||||||
| Balance, preferred units (in shares/units) at Mar. 31, 2019 | 352,000 | ||||||||||||||||
| Balance (in units/ shares) at Mar. 31, 2019 | 111,939,790 | 113,515,814 | |||||||||||||||
| Balance at Mar. 31, 2019 | $ 1,656,178 | 1,119 | 2,475,497 | (856,703) | (9,538) | 45,803 | 1,656,178 | $ 1,640,272 | (9,536) | 16,642 | $ 8,800 | ||||||
| Increase (Decrease) in Shareholders' Equity | |||||||||||||||||
| Balance, as adjusted | $ 1,713,704 | 1,121 | 2,481,558 | (783,816) | (25,444) | 40,285 | 1,713,704 | $ 1,718,618 | (25,648) | 11,934 | $ 8,800 | ||||||
| Balance, preferred units (in share/units) at Dec. 31, 2019 | 352,000 | 352,000 | |||||||||||||||
| Balance (in units/ shares) at Dec. 31, 2019 | 112,068,705 | 113,551,130 | 1,482,425 | ||||||||||||||
| Balance at Dec. 31, 2019 | $ 1,719,245 | 1,121 | 2,481,558 | (778,275) | (25,444) | 40,285 | 1,719,245 | $ 1,724,159 | (25,648) | 11,934 | $ 8,800 | ||||||
| Increase (Decrease) in Shareholders' Equity | |||||||||||||||||
| Conversion of common units to common shares | $ 0 | 182 | (182) | ||||||||||||||
| Share-based compensation issuance, net of redemptions (in units) | 88,749 | 238,782 | |||||||||||||||
| Share-based compensation issuance, net of redemptions | $ 1,210 | 1 | 983 | 226 | 1,210 | $ 1,210 | |||||||||||
| Redemption of vested equity awards | (1,492) | (1,492) | (1,492) | (1,492) | |||||||||||||
| Adjustments to noncontrolling interests resulting from changes in ownership of COPLP | 0 | (453) | 453 | ||||||||||||||
| Comprehensive income | (12,982) | 24,054 | (36,757) | (279) | (12,982) | 24,341 | (37,195) | (205) | 77 | ||||||||
| Dividends/Distributions | (30,838) | (30,838) | (31,258) | (31,181) | $ (77) | ||||||||||||
| Distributions to owners of common and preferred units in COPLP | (420) | (420) | |||||||||||||||
| Contributions from noncontrolling interests in other consolidated entities | 112 | 112 | 112 | 112 | |||||||||||||
| Distributions to noncontrolling interests in other consolidated entities/subsidiaries | (7) | (7) | (7) | (7) | |||||||||||||
| Adjustment to arrive at fair value of redeemable noncontrolling interests | $ (4,101) | (4,101) | (4,101) | $ (4,101) | |||||||||||||
| Balance, preferred units (in shares/units) at Mar. 31, 2020 | 352,000 | 352,000 | |||||||||||||||
| Balance (in units/ shares) at Mar. 31, 2020 | 112,169,463 | 113,789,912 | 1,620,449 | ||||||||||||||
| Balance at Mar. 31, 2020 | $ 1,665,186 | $ 1,122 | $ 2,476,677 | $ (790,600) | $ (62,201) | $ 40,188 | $ 1,665,186 | $ 1,707,395 | $ (62,843) | $ 11,834 | $ 8,800 |