Annual report pursuant to Section 13 and 15(d)

Description of Business - Preferred Stock (Details)

v3.20.4
Description of Business - Preferred Stock (Details)
12 Months Ended
Dec. 15, 2020
Dec. 31, 2020
Dec. 31, 2019
8.625% Series A Cumulative, Perpetual Preferred Stock      
Stock      
Preferred Stock, Dividend Rate, Percentage 8.625% 8.625% 8.625%