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Equity - Summary of Dividends Declared (Parenthetical) (Detail)
3 Months Ended
Mar. 31, 2020
Performance Based LTIP Units[Member]  
Dividends Payable [Line Items]  
Operating partnership dividend rate percentage 10.00%
Service Based LTIP Units[Member]  
Dividends Payable [Line Items]  
Operating partnership dividend rate percentage 100.00%