Debt - Debt Summary (Detail) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Weighted Average Interest Rate	1.60%	1.60%
Weighted Average Term	10 years 1 month 6 days	10 years 4 months 24 days
Debt	$ 18,040,832	$ 17,715,054
Credit Facilities [Member]
Debt Instrument [Line Items]
Weighted Average Interest Rate	1.20%	0.80%
Weighted Average Term	2 years 2 months 12 days	1 year 7 months 6 days
Debt	$ 612,267	$ 491,393
Senior Notes [Member]
Debt Instrument [Line Items]
Weighted Average Interest Rate	1.60%	1.70%
Weighted Average Term	11 years	11 years 7 months 6 days
Debt	$ 15,546,790	$ 14,981,690
Term Loans and Unsecured Other [Member]
Debt Instrument [Line Items]
Weighted Average Interest Rate	1.00%	0.50%
Weighted Average Term	5 years 7 months 6 days	4 years 2 months 12 days
Debt	$ 1,362,293	$ 1,825,195
Secured Mortgage [Member]
Debt Instrument [Line Items]
Weighted Average Interest Rate	2.40%	5.10%
Weighted Average Term	3 years 7 months 6 days	4 years 8 months 12 days
Debt	$ 519,482	$ 416,776