Note 9 - Leases - Components of Operating Lease Expense (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2023	Mar. 31, 2022
Lease liability cost		$ 1,749	$ 1,151
Short-term lease expenses (1)	[1]	248	814
Variable lease cost not included in the lease liability (2)	[2]	110	32
Total lease cost		$ 2,107	$ 1,997

[1] Short-term lease expenses include rent expenses from leases of 12 months or less on the transition date or lease commencement.

[2] Variable lease cost includes common area maintenance, property taxes, and fluctuations in rent due to a change in an index or rate.