Annual report pursuant to Section 13 and 15(d)

Segment Reporting (Schedule Of Selected Results Of Operations And Asset Information) (Details)

v3.10.0.1
Segment Reporting (Schedule Of Selected Results Of Operations And Asset Information) (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Segment Reporting Information [Line Items]                      
Total revenues $ 132,936 $ 132,114 $ 126,589 $ 138,967 $ 143,529 $ 160,018 $ 162,766 $ 149,887 $ 530,606 $ 616,200 $ 613,398
Total operating and interest expenses                 358,507 396,306 415,351
Equity in earnings (loss) of unconsolidated joint ventures                 (127) (6,081) 18,788
Net operating income (loss)                 171,972 213,813 216,835
Total assets 5,060,644       4,957,885       5,060,644 4,957,885  
Total long-lived assets 4,420,679       4,291,126       4,420,679 4,291,126  
Total investments in unconsolidated joint ventures 232,750       252,626       232,750 252,626  
Commercial And Other Real Estate [Member]                      
Segment Reporting Information [Line Items]                      
Total revenues                 416,369 522,223 541,271
Total operating and interest expenses                 183,439 238,055 263,663
Equity in earnings (loss) of unconsolidated joint ventures                 2,319 1,644 23,796
Net operating income (loss)                 235,249 285,812 301,404
Total assets 2,687,178       2,915,646       2,687,178 2,915,646  
Total long-lived assets 2,413,696       2,613,815       2,413,696 2,613,815  
Total investments in unconsolidated joint ventures 13,699       15,143       13,699 15,143  
Multiple-Family Real Estate & Services [Member]                      
Segment Reporting Information [Line Items]                      
Total revenues                 113,805 90,654 69,873
Total operating and interest expenses                 70,280 63,589 60,646
Equity in earnings (loss) of unconsolidated joint ventures                 (2,446) (7,725) (5,008)
Net operating income (loss)                 41,079 19,340 4,219
Total assets 2,260,497       1,937,708       2,260,497 1,937,708  
Total long-lived assets 1,973,826       1,645,410       1,973,826 1,645,410  
Total investments in unconsolidated joint ventures 218,771       237,321       218,771 237,321  
Corporate & Other [Member]                      
Segment Reporting Information [Line Items]                      
Total revenues                 432 3,323 2,254
Total operating and interest expenses                 104,788 94,662 91,042
Net operating income (loss)                 (104,356) (91,339) $ (88,788)
Total assets 112,969       104,531       112,969 104,531  
Total long-lived assets 33,157       31,901       33,157 31,901  
Total investments in unconsolidated joint ventures $ 280       $ 162       $ 280 $ 162