Annual report pursuant to Section 13 and 15(d)

Preferred Stock. (Details)

v3.21.1
Preferred Stock. (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Preferred Stock. (Details) [Line Items]    
Preferred undesignated shares authorized 6,734,835  
Preferred shares authorized 10,000,000 10,000,000
Percentage of preferred stock 25.00%  
Registration fees $ 25,000  
Preferred stock dividends accrued and paid   $ 946,000
Preferred stock dividends and not yet pay in cash $ 1,268,000 $ 319,000
Series A Preferred Stock [Member]    
Preferred Stock. (Details) [Line Items]    
Preferred shares authorized 1,684,375  
Cumulative dividends payable in cash 5.00%  
Series B Preferred Stock [Member]    
Preferred Stock. (Details) [Line Items]    
Preferred shares authorized 1,580,790  
Cumulative dividends payable in cash 7.00%  
Percentage of preferred stock 25.00%  
Preferred shares outstanding 926,942  
Liquidation preference stock holder $ 19.50  
Preferred stock convertible into common shares, common shares 964,230  
Votes per share 0.03  
Registration affiliates, percentage 10.00%