Note 10 - Lease Obligations (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Lessee, Lease, Description [Line Items]
Accumulated amortization	$ 4,349	$ 2,626
Operating lease, payments	$ 2,453	$ 1,615
Minimum
Lessee, Lease, Description [Line Items]
Lessee, operating lease, term of contract (in years)	1 year
Maximum
Lessee, Lease, Description [Line Items]
Lessee, operating lease, term of contract (in years)	5 years