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Note 8 - Leases - Lease Cost (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Operating lease cost, gross $ 1,373 $ 1,721 $ 3,097 $ 3,447
Sublease income (807) (1,291) (2,109) (2,584)
Net Operating lease cost 566 430 988 863
Cash paid under operating leases, gross $ 1,000 $ 2,618 $ 3,635 $ 5,202
Weighted average remaining lease term - months (Month) 138 months   138 months  
Weighted average discount rate 6.50%   6.50%