Note 7 - Leases - Summary of Supplemental Balance Sheet Information Related to Leases (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Operating lease right-of-use assets	$ 17,432	$ 18,462
Other current liabilities	4,862	4,623
Operating lease liabilities	14,025	15,408
Total operating lease liabilities	$ 18,887	$ 20,031
Operating leases (Month)	59 months	62 months
Operating leases	4.69%	4.79%