CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Revenues:
Rental revenue	$ 174,628	$ 163,989	$ 347,774	$ 339,414
Fee and other income	7,641	7,129	15,661	15,690
Total revenues	182,269	171,118	363,435	355,104
Expenses:
Operating	64,072	64,313	130,690	131,327
Depreciation and amortization	59,925	58,716	118,230	117,143
General and administrative	18,418	17,901	32,782	30,150
Transaction related costs	135	258	416	461
Total expenses	142,550	141,188	282,118	279,081
Other income (expense):
Loss from unconsolidated joint ventures	(15,717)	(5,955)	(21,033)	(10,176)
Income from unconsolidated real estate funds	148	89	328	141
Interest and other income, net	1,070	2,252	2,372	1,256
Interest and debt expense	(34,914)	(36,009)	(69,653)	(72,628)
Loss from continuing operations, before income taxes	(9,694)	(9,693)	(6,669)	(5,384)
Income tax expense	(434)	(138)	(1,575)	(742)
Loss from continuing operations, net	(10,128)	(9,831)	(8,244)	(6,126)
Income from discontinued operations, net		2,147		3,668
Net loss	(10,128)	(7,684)	(8,244)	(2,458)
Less net (income) loss attributable to noncontrolling interests in:
Consolidated joint ventures	(7,428)	(405)	(13,156)	(1,919)
Consolidated real estate fund	29	1,235	(56)	1,212
Operating Partnership	1,584	584	1,935	243
Net loss attributable to common stockholders	$ (15,943)	$ (6,270)	$ (19,521)	$ (2,922)
(Loss) Income per Common Share - Basic
Loss from continuing operations, net	$ (0.07)	$ (0.04)	$ (0.09)	$ (0.03)
Income from discontinued operations, net		0.01		0.02
Net loss per common share	$ (0.07)	$ (0.03)	$ (0.09)	$ (0.01)
Weighted average common shares outstanding	218,696,284	221,573,199	218,681,228	224,671,206
(Loss) Income per Common Share - Diluted
Loss from continuing operations, net	$ (0.07)	$ (0.04)	$ (0.09)	$ (0.03)
Income from discontinued operations, net		0.01		0.02
Net loss per common share	$ (0.07)	$ (0.03)	$ (0.09)	$ (0.01)
Weighted average common shares outstanding	218,696,284	221,573,199	218,681,228	224,671,206