Quarterly report pursuant to Section 13 or 15(d)

Equity and Mezzanine Equity - Dividends Paid (Detail)

v3.21.2
Equity and Mezzanine Equity - Dividends Paid (Detail) - $ / shares
 3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Senior Common Stock        
Dividends Payable [Line Items]        
Common Stock, dividends paid per share $ 0.2625 $ 0.2625 $ 0.5250 $ 0.5250
Series D Preferred Stock        
Dividends Payable [Line Items]        
Preferred Stock, dividends paid per share 0.4374999 0.4374999 0.8749998 0.8749998
Series E Preferred Stock        
Dividends Payable [Line Items]        
Preferred Stock, dividends paid per share 0.414063 0.414063 0.828126 0.828126
Series F Preferred Stock        
Dividends Payable [Line Items]        
Preferred Stock, dividends paid per share 0.375 0.375 0.750 0.375
Common Stock        
Dividends Payable [Line Items]        
Common Stock, dividends paid per share $ 0.37545 $ 0.37545 $ 0.75090 $ 0.75090