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Note 26 - Earnings (Loss) Per Common Share - Schedule of Anti-Dilutive Securities (Details) - shares
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Antidilutive securities excluded from computation of earnings per share (in shares) 1,468,218 1,413,155
Contingent Convertible Senior Notes 8.00% (2017 Convertible Note) [Member]      
Antidilutive securities excluded from computation of earnings per share (in shares) 1,034,483 1,034,483
Contingent Convertible Senior Notes 8% (2013 Convertible Notes) [Member      
Antidilutive securities excluded from computation of earnings per share (in shares) 414,882 352,292
Restricted Stock [Member]      
Antidilutive securities excluded from computation of earnings per share (in shares) 15,101 26,380
Restricted Operating LLC Units [Member]      
Antidilutive securities excluded from computation of earnings per share (in shares) 3,752