Quarterly report pursuant to Section 13 or 15(d)

Properties, Net (Details 5)

v3.4.0.3
Properties, Net (Details 5)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2015
USD ($)
$ / shares
Real Estate [Abstract]  
Pro forma total revenues | $ $ 169,925
Pro forma net income attributable to COPT common shareholders | $ $ 10,847
Pro Forma EPS, Basic (in dollars per share) | $ / shares $ 0.11
Pro Forma EPS, Diluted (in dollars per share) | $ / shares $ 0.11