Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Parenthetical)

v3.8.0.1
Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Sep. 30, 2017
Dec. 31, 2016
Allowance for doubtful accounts - AR $ 639 $ 603
Deferred rent receivable 255 373
Deferred leasing costs, accumulated amortization $ 28,590 $ 65,988
Preferred Shares of beneficial interest, par value (in dollars per share) $ 0.01 $ 0.01
Preferred Shares of beneficial interest, shares authorized 25,000,000 25,000,000
Preferred Shares of beneficial interest, shares issued 0 6,900,000
Preferred Shares of beneficial interest, shares outstanding 0 6,900,000
Common Shares of beneficial interest, par value (in dollars per share) $ 0.01 $ 0.01
Common Shares of beneficial interest, shares authorized 125,000,000 125,000,000
Common Shares of beneficial interest, shares issued 99,608,170 98,498,651
Common Shares of beneficial interest, shares outstanding 99,608,170 98,498,651
Redeemable Preferred Stock Liability Portion    
Redeemable preferred units of general partner outstanding, in units 0 531,667
Preferred Shares of beneficial interest, par value (in dollars per share) $ 0.01 $ 0.01
Corporate Office Properties, L.P.    
Allowance for doubtful accounts - AR $ 639 $ 603
Deferred rent receivable 255 373
Deferred leasing costs, accumulated amortization $ 28,590 $ 65,988
Corporate Office Properties, L.P. | Redeemable Preferred Stock Liability Portion    
Redeemable preferred units of general partner outstanding, in units 0 531,667
Corporate Office Properties, L.P. | General Partner    
Common Shares of beneficial interest, shares outstanding 99,608,170 98,498,651
Preferred Units, Outstanding 0 6,900,000
Corporate Office Properties, L.P. | Limited Partner    
Common Shares of beneficial interest, shares outstanding 3,253,391 3,590,391
Preferred Units, Outstanding 352,000 352,000