Note 20 - Earnings (Loss) Per Common Share - Schedule of Anti-Dilutive Securities (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Antidilutive securities (in shares)	4,014,705	7,207	4,014,911	3,970,423
Unrestricted Operating LLC Units Exchangeable Into Cohen Shares [Member]
Antidilutive securities (in shares)	4,014,250	0	4,006,109	3,504,604
Contingent Convertible Senior Notes 8.00% (2017 Convertible Note) [Member]
Antidilutive securities (in shares)	0	0	0	448,276
Restricted Stock [Member]
Antidilutive securities (in shares)	455	5,554	7,534	12,394
Restricted Operating LLC Units [Member]
Antidilutive securities (in shares)	0	1,653	1,268	5,149