Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Equity

v2.4.0.8
Consolidated Statements of Equity (USD $)
In Thousands, except Share data, unless otherwise specified
Total
USD ($)
Preferred Shares
USD ($)
Common Shares
USD ($)
Additional Paid-in Capital
USD ($)
Cumulative Distributions in Excess of Net Income
USD ($)
Accumulated Other Comprehensive Income (Loss)
USD ($)
Noncontrolling Interests
USD ($)
Corporate Office Properties, L.P.
USD ($)
Corporate Office Properties, L.P.
Common Shares
USD ($)
Corporate Office Properties, L.P.
Accumulated Other Comprehensive Income (Loss)
USD ($)
Corporate Office Properties, L.P.
Noncontrolling Interests
USD ($)
Corporate Office Properties, L.P.
Limited Partner
Corporate Office Properties, L.P.
Limited Partner
Preferred Shares
USD ($)
Corporate Office Properties, L.P.
General Partner
Corporate Office Properties, L.P.
General Partner
Preferred Shares
USD ($)
Balance at Dec. 31, 2011 $ 1,205,899 $ 216,333 $ 720 $ 1,451,078 $ (534,041) $ (1,733) $ 73,542 $ 1,205,899 $ 972,107 $ (1,837) $ 10,496   $ 8,800   $ 216,333
Balance (in units/ shares) at Dec. 31, 2011 72,011,324               76,313,112            
Balance (preferred units) at Dec. 31, 2011                         352,000   8,121,667
Increase (Decrease) in Shareholders' Equity                              
Conversion of common units to common shares (94,550 and 310,889 for the nine months ended September 30, 2012 and 2013, respectively)     1 1,187     (1,188)                
Shares issued to the public (in dollars) 165,662 172,500   (6,838)       165,662 (6,838)           172,500
Shares issued to the public (in units/ shares)                             6,900,000
Stock redeemed or called during period (in units/ shares)                             (2,200,000)
Stock redeemed or called during period, value (55,000) (55,000)   1,827 (1,827)     (55,000)             (55,000)
Costs associated with common units/shares issued to the public (5)     (5)       (5) (5)            
Exercise of share options (in units/shares) 44,624               44,624            
Exercise of share options (in dollars) 666     666       666 666            
Share-based compensation (in units/shares)                 142,914            
Share-based compensation 9,192   1 9,191       9,192 9,192            
Restricted common unts/shares redemptions (135,777)               (135,777)            
Restricted common units/shares redemptions (in dollars) (3,279)     (3,279)       (3,279) (3,279)            
Adjustments to noncontrolling interests resulting from changes in ownership of COPLP       373     (373)                
Comprehensive income (loss) (1,218)       2,438 (3,955) 299 (1,218) (13,735) (4,182) 1,466   495   14,738
Dividends/Distributions (74,203)       (74,203)     (78,196) (62,963)       (495)   (14,738)
Distributions to owners of common and preferred units in COPLP (3,993)           (3,993)                
Contributions from noncontrolling interests                 (1,602)   (1,602)        
Distributions to noncontrolling interests (648)           (648) (648)     (648)        
Adjustment to arrive at fair value of redeemable noncontrolling interest (2,827)     (2,827)       (2,827) (2,827)            
Increase in tax benefit from share-based compensation 43     43       43 43            
Balance at Sep. 30, 2012 1,240,289 333,833 722 1,451,416 (607,633) (5,688) 67,639 1,240,289 893,963 (6,019) 9,712   8,800   333,833
Balance (in units/ shares) at Sep. 30, 2012 72,157,635               76,364,873            
Balance (preferred units) at Sep. 30, 2012                         352,000   12,821,667
Balance at Dec. 31, 2012 1,436,499 333,833 809 1,653,672 (617,455) (5,435) 71,075 1,436,499 1,089,391 (5,708) 10,183   8,800   333,833
Balance (in units/ shares) at Dec. 31, 2012 80,952,986               85,020,528     4,067,542   80,952,986  
Balance (preferred units) at Dec. 31, 2012                       352,000 352,000 12,821,667 12,821,667
Increase (Decrease) in Shareholders' Equity                              
Conversion of common units to common shares (94,550 and 310,889 for the nine months ended September 30, 2012 and 2013, respectively)     3 3,988     (3,991)                
Shares issued to the public (in dollars) 117,961   45 117,916       117,961 117,961            
Shares issued to the public (in units/ shares)                 4,485,000            
Stock redeemed or called during period (in units/ shares)                             (3,390,000)
Stock redeemed or called during period, value (84,750) (84,750)   2,904 (2,904)     (84,750)             (84,750)
Issuance of common units resulting from common shares issued under at-the-market program (in units)                 1,500,000            
Issuance of common units resulting from common shares issued under at-the-market program (in dollars) 38,447   15 38,432       38,447 38,447            
Acquisition of property and noncontrolling interest in other consolidated entity for COPLP common units 1,369     (1,296)     2,665                
Acquisition of property and noncontrolling interest in other consolidated entity for COPLP common units (in units)                 221,501            
Acquisition of property and noncontrolling interest in other consolidated entity for COPLP common units (in dollars)               1,369 3,899   (2,530)        
Exercise of share options (in units/shares) 32,756               32,756            
Exercise of share options (in dollars) 642     642       642 642            
Share-based compensation (in units/shares)                 171,287            
Share-based compensation 5,702   2 5,700       5,702 5,702            
Restricted common unts/shares redemptions (71,523)               (71,523)            
Restricted common units/shares redemptions (in dollars) (1,848)     (1,848)       (1,848) (1,848)            
Adjustments to noncontrolling interests resulting from changes in ownership of COPLP       (773)     773                
Comprehensive income (loss) 16,885       6,691 8,360 1,834 16,885 (9,276) 8,734 1,451   495   15,481
Dividends/Distributions (86,700)       (86,700)     (90,381) (74,405)       (495)   (15,481)
Distributions to owners of common and preferred units in COPLP (3,681)           (3,681)                
Contributions from noncontrolling interests 85           85 85     85        
Distributions to noncontrolling interests (8)           (8) (8)     (8)        
Adjustment to arrive at fair value of redeemable noncontrolling interest (6,414)     (6,414)       (6,414) (6,414)            
Increase in tax benefit from share-based compensation (122)     (122)       (122) (122)            
Balance at Sep. 30, 2013 $ 1,434,067 $ 249,083 $ 874 $ 1,812,801 $ (700,368) $ 2,925 $ 68,752 $ 1,434,067 $ 1,163,977 $ 3,026 $ 9,181   $ 8,800   $ 249,083
Balance (in units/ shares) at Sep. 30, 2013 87,381,395               91,359,549     3,978,154   87,381,395  
Balance (preferred units) at Sep. 30, 2013                       352,000 352,000 9,431,667 9,431,667