Organization - Summary of Disaggregated Revenues (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Disaggregation Of Revenue [Line Items]
Rental income	$ 241,261	$ 182,937	$ 674,008	$ 496,316
Revenues related to tenant reinsurance	19,042	15,485	54,567	41,810
Total operating revenues	272,954	208,256	763,489	567,406
Management and Acquisition Fee Income [Member]
Disaggregation Of Revenue [Line Items]
Operating revenues other than rental income	7,694	5,360	19,889	16,091
Tenant reinsurance [Member]
Disaggregation Of Revenue [Line Items]
Operating revenues other than rental income	19,042	15,485	54,567	41,810
Other Operating Income [Member]
Disaggregation Of Revenue [Line Items]
Operating revenues other than rental income	$ 4,957	$ 4,474	$ 15,025	$ 13,189