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Note 9 - Leases - Lease Cost (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Operating lease cost, gross $ 672 $ 1,740 $ 3,769 $ 5,187
Sublease income (33) (1,292) (2,142) (3,876)
Net Operating lease cost 639 448 1,627 1,311
Cash paid under operating leases, gross $ 210 $ 2,635 $ 3,845 $ 7,837
Weighted average remaining lease term - months (Month) 136 months   136 months  
Weighted average discount rate 6.50%   6.50%