Annual report pursuant to Section 13 and 15(d)

Discontinued Operations (Details)

v3.3.1.900
Discontinued Operations (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 23, 2013
Property
Dec. 12, 2013
Property
Dec. 31, 2015
USD ($)
Sep. 30, 2015
USD ($)
Jun. 30, 2015
USD ($)
Mar. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Sep. 30, 2014
USD ($)
Jun. 30, 2014
USD ($)
Mar. 31, 2014
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Dec. 31, 2013
USD ($)
Properties                          
Revenue from real estate operations                     $ 4 $ (14) $ 37,636
Property operating expenses                     6 135 (13,505)
Depreciation and amortization                     0 0 (4,505)
Impairment losses                     (234) (3) (26,190)
General, administrative and leasing expenses                     0 0 (4)
Interest expense                     0 0 (8,221)
Gain on sales of real estate                     0 24 2,671
Gain (loss) on early extinguishment of debt                     380 (116) 67,810
Discontinued operations     $ 0 $ 0 $ 394 $ (238) $ 22 $ 191 $ (198) $ 11 $ 156 $ 26 $ 55,692
December 2013 Colorado Springs Portfolio Disposition [Member]                          
Properties                          
Number of properties sold | Property   15                      
Baltimore/Washington Corridor [Member]                          
Properties                          
Number of properties transferred | Property 9                        
Colorado Springs [Member]                          
Properties                          
Number of properties transferred | Property 5