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Note 17 - Commitments and Contingencies (Details Textual) - USD ($)
$ in Thousands
Mar. 31, 2022
Mar. 31, 2021
Restricted Cash and Cash Equivalents, Noncurrent, Total $ 6,148 $ 5,568
Restricted Cash and Cash Equivalents, Current, Total 2,800  
Letter of Credit [Member]    
Escrow Deposit $ 5,000