Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenues:
Rental income	$ 123,298	$ 132,715	$ 367,418	$ 390,605
Fees and management income	2,581	2,766	7,506	9,078
Other property income	816	528	2,334	1,676
Total revenues	126,695	136,009	377,258	401,359
Operating Expenses:
Property operating	20,835	23,296	62,226	67,095
Real estate taxes	17,282	18,016	50,847	53,294
General and administrative	9,595	11,537	30,141	38,287
Depreciation and amortization	56,095	58,477	168,692	179,020
Impairment of real estate assets	0	35,710	0	74,626
Total operating expenses	103,807	147,036	311,906	412,322
Other:
Interest expense, net	(20,388)	(25,309)	(65,317)	(76,151)
Gain on disposal of property, net	10,734	5,048	8,616	10,903
Other income (expense), net	196	1,561	9,565	(1,476)
Net income (loss)	13,430	(29,727)	18,216	(77,687)
Net (income) loss attributable to noncontrolling interests	(1,646)	3,850	(2,251)	10,045
Net income (loss) attributable to stockholders	$ 11,784	$ (25,877)	$ 15,965	$ (67,642)
Earnings per common share:
Net (loss) income per share attributable to stockholders - basic and diluted (see Note 10)	$ 0.04	$ (0.09)	$ 0.05	$ (0.24)
Comprehensive loss:
Net income (loss)	$ 13,430	$ (29,727)	$ 18,216	$ (77,687)
Other comprehensive loss:
Change in unrealized value on interest rate swaps	5,098	(9,731)	(40,013)	(47,737)
Comprehensive loss	18,528	(39,458)	(21,797)	(125,424)
Net (income) loss attributable to noncontrolling interests	(1,646)	3,850	(2,251)	10,045
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest	(653)	1,293	5,145	6,399
Comprehensive income (loss) attributable to stockholders	$ 16,229	$ (34,315)	$ (18,903)	$ (108,980)