Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events - Monthly Distributions Declared by Company's Board of Directors (Detail)

v3.21.2
Subsequent Events - Monthly Distributions Declared by Company's Board of Directors (Detail) - $ / shares
Jan. 05, 2022
Dec. 31, 2021
Dec. 06, 2021
Nov. 30, 2021
Nov. 05, 2021
Oct. 29, 2021
Oct. 12, 2021
Series E Preferred Stock | Forecast              
Dividends Payable [Line Items]              
Distribution per share (in dollars per share)   $ 0.138021   $ 0.138021      
Series E Preferred Stock | Subsequent Event              
Dividends Payable [Line Items]              
Distribution per share (in dollars per share)           $ 0.138021 $ 0.414063
Series G Preferred Stock | Forecast              
Dividends Payable [Line Items]              
Distribution per share (in dollars per share)   0.125   0.125      
Series G Preferred Stock | Subsequent Event              
Dividends Payable [Line Items]              
Distribution per share (in dollars per share)           0.125 0.375
Senior Common Stock | Forecast              
Dividends Payable [Line Items]              
Distribution per share (in dollars per share) $ 0.0875   $ 0.0875   $ 0.0875    
Senior Common Stock | Subsequent Event              
Dividends Payable [Line Items]              
Distribution per share (in dollars per share)             0.2625
Series F Preferred Stock | Forecast              
Dividends Payable [Line Items]              
Distribution per share (in dollars per share) $ 0.125   $ 0.125   $ 0.125    
Series F Preferred Stock | Subsequent Event              
Dividends Payable [Line Items]              
Distribution per share (in dollars per share)             0.375
Common Stock | Forecast              
Dividends Payable [Line Items]              
Distribution per share (in dollars per share)   $ 0.125275   $ 0.125275      
Common Stock | Subsequent Event              
Dividends Payable [Line Items]              
Distribution per share (in dollars per share)           $ 0.125275 $ 0.375825