Segments - Schedule of Reconciliation of NOI to Net Income Attributable to Common Stockholders (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Segment Reporting [Abstract]
NOI	$ 126,245	$ 122,823
Fee income	6,330	5,999
Depreciation and amortization expense	(58,427)	(60,712)
General and administrative expenses	(12,249)	(17,443)
NOI from unconsolidated joint ventures	(13,392)	(5,411)
Interest and other (loss) income, net	(996)	3,900
Interest and debt expense	(36,619)	(36,924)
NOI from discontinued operations	(2,211)	(4,483)
Other, net	(4,372)	(1,717)
Income from continuing operations, before income taxes	4,309	6,032
Income tax expense	(604)	(1,138)
Income from continuing operations, net	3,705	4,894
Income from discontinued operations, net	1,521	2,106
Net income	5,226	7,000
Consolidated joint ventures	(1,514)	(2,794)
Consolidated real estate fund	(23)	(94)
Operating Partnership	(341)	(403)
Net income attributable to common stockholders	$ 3,348	$ 3,709