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Income (Loss) Per Common Share (Details Textual) - shares
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Mar. 31, 2021
Dec. 31, 2020
Mar. 31, 2020
Dec. 31, 2019
Contingent Restricted Stock Units (RSUs)                
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]                
Antidilutive securities excluded from computation of earnings per share (shares)     0 2,203,717        
Series 4 Convertible Preferred Stock | Convertible Preference Shares                
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]                
Antidilutive securities excluded from computation of earnings per share (shares) 308,800 2,912,436 1,653,634 2,912,436        
Shares outstanding (shares) 145,000,000 145,000,000 145,000,000 145,000,000 145,000,000 145,000,000 145,000,000 145,000,000
Convertible preferred stock, common shares issuable upon conversion (shares) 30,019,307 27,733,199 30,019,307 27,733,199