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Note 19 - Redeemable Financial Instruments - Redeemable Financial Instruments (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Oct. 31, 2020
Dec. 31, 2019
Redeemable financial instruments $ 11,957   $ 16,983
JKD Capital Partners I, LTD [Member]      
Redeemable financial instruments 7,957   7,957
DGC Trust/CBF [Member]      
Redeemable financial instruments 4,000 $ 4,000 8,500
ViaNova Capital Group, LLC [Member]      
Redeemable financial instruments   $ 526