Secured Debt, Net - Schedule of Secured Debt Agreements (Detail) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Deferred financing costs	$ (6,300)
Net book value	16,190,702
Line of Credit
Debt Instrument [Line Items]
Total secured debt	13,117,249	$ 12,299,580
Deferred financing costs	(24,841)	(19,538)
Net book value	13,092,408	12,280,042
Secured credit facilities | Line of Credit
Debt Instrument [Line Items]
Total secured debt	13,117,249	12,299,580
Acquisition facility | Line of Credit
Debt Instrument [Line Items]
Total secured debt	$ 0	$ 0