Investments in and Advances to Joint Ventures - Condensed Combined Statements of Operations of Unconsolidated Joint Venture Investments (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Condensed Combined Statements of Operations
Revenues from operations	$ 128,139	$ 129,310
Expenses from operations:
Operating expenses	110,105	90,506
Impairment charges	7,270	0
Depreciation and amortization	45,560	42,993
Interest expense	19,395	20,587
Other expense, net	366	13,924
Net income	16,181	34,628
Equity in net income of joint ventures	4,385	2,171
Unconsolidated Joint Ventures [Member]
Condensed Combined Statements of Operations
Revenues from operations	50,560	85,621
Expenses from operations:
Operating expenses	14,417	24,415
Impairment charges	0	31,720
Depreciation and amortization	17,117	30,104
Interest expense	10,947	17,755
Preferred share expense	0	4,530
Other expense, net	2,964	4,657
Total expenses	45,445	113,181
Income (loss) before gain on disposition of real estate	5,115	(27,560)
Gain on disposition of real estate, net	28,401	8,906
Net income	33,516	(18,654)
Company's share of equity in net income of joint ventures	4,323	2,015
Basis differential adjustments	62	156
Equity in net income of joint ventures	$ 4,385	$ 2,171