Note 14 - Leases - Maturities of Operating Lease Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
2022, operating lease	$ 2,550
2022, finance lease	561
2023, operating lease	1,308
2023, finance lease	1,352
2024, operating lease	751
2024, finance lease	0
2025, operating lease	711
2025, finance lease	0
2026, operating lease	344
2026, finance lease	0
After 2027, operating lease	0
After 2027, finance lease	0
Total future minimum lease payments, operating lease	5,664
Total future minimum lease payments, finance lease	1,913
Less interest, operating lease	(121)
Less interest, finance lease	(12)
Present value of lease liabilities, operating lease	5,543	$ 10,858
Present value of lease liabilities	$ 1,901	$ 2,471