Other Assets and Other Liabilities - Summary of Components of Other Assets (Detail) - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Other Assets [Abstract]
Real estate intangibles, net	$ 738,259,000	$ 665,342,000
Investments in equity securities	599,185,000	0
Straight-line rent receivable	155,108,000	38,287,000
Receivables, net	109,159,000	101,106,000
Prepaid expenses	50,092,000	28,334,000
Deferred leasing costs, net	49,533,000	28,792,000
Deferred financing costs, net	22,740,000	28,494,000
Pre-acquisition costs	241,000	9,861,000
Held for sale assets		143,379,000
Other	74,936,000	36,398,000
Total	$ 1,799,253,000	$ 1,079,993,000