Summary of Significant Accounting Policies - Additional Information (Detail)	3 Months Ended		6 Months Ended
	Jun. 30, 2022 USD ($) Property State shares	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) State JointVenture Entity Property Tenant Segment shares	Jun. 30, 2021 USD ($)	Dec. 31, 2021 Property
Summary Of Significant Accounting Policies [Line Items]
Number of VIEs consolidated | Entity			2
Number of reportable segments | Segment			1
Number of properties classified | Property	24		24		0
Impairment of real estate assets	$ 109,343,000	$ 64,539,000	$ 110,334,000	$ 66,239,000
Real estate held for sale, assets	117,013,000		117,013,000
Real estate held for sale, liabilities	0		0
Impairment loss	32,500,000	32,500,000	32,500,000
Increase (reduction) to rental income	(400,000)	800,000	(200,000)	1,000,000.0
Reversal of straight line rent	1,000,000	500,000	1,000,000	500,000
Real estate held for sale	$ 117,013,000		$ 117,013,000
Revenue performance obligation satisfied over time method used description			Management determined that property and asset management and construction and development management services each represent a series of stand-ready performance obligations satisfied over time with each day of service being a distinct performance obligation.
Number of tenant | Tenant			1
Annualized based rent			13.80%
Number of consolidated properties acquired | Property			125
Number of entities acquired | JointVenture			25
Number of states in properties located | State	37		37
Minimum [Member]
Summary Of Significant Accounting Policies [Line Items]
Distribution of taxable income to qualify as REIT, percent			90.00%
Class C Common Shares [Member]
Summary Of Significant Accounting Policies [Line Items]
Common shares, outstanding | shares	0		0
Class B Common Shares [Member]
Summary Of Significant Accounting Policies [Line Items]
Common shares, outstanding | shares	0		0
Management and Other Fee Income [Member]
Summary Of Significant Accounting Policies [Line Items]
Percentage of revenue earned from unconsolidated joint ventures			100.00%
Allowance for Deferral Agreements [Member]
Summary Of Significant Accounting Policies [Line Items]
Increase (reduction) to rental income	$ 200,000	$ 400,000	$ 100,000	$ 500,000
Operating Partnership [Member]
Summary Of Significant Accounting Policies [Line Items]
Percentage of operating partnership interest held by parent	77.90%		77.90%