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Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Significant Accounting Policies [Line Items]      
Threshold ownership percentage for inter company balances and transactions elimination 100.00%    
Loans and/or equity investments in variable interest entities $ 570    
Expected lease-up periods for estimating lost rentals, in months 6 months    
Change in Accounting Principle, Accounting Standards Update, Adopted [true false] true    
Change in Accounting Principle, Accounting Standards Update, Adoption Date Jan. 01, 2020    
Accounting Standards Update [Extensible List] Accounting Standards Update 2016-13    
Percentage of ordinary taxable income to be distributed for real estate investment trust qualification 90.00% 90.00% 90.00%
Number of years of federal income tax at corporate rates on failure to qualify as REIT 4 years    
Time-Based Awards [Member]      
Significant Accounting Policies [Line Items]      
Stock award service period in years 3 years    
Market Conditions Based Awards [Member] | Minimum [Member]      
Significant Accounting Policies [Line Items]      
Stock award service period in years 3 years    
Market Conditions Based Awards [Member] | Maximum [Member]      
Significant Accounting Policies [Line Items]      
Stock award service period in years 5 years