Note 14 - Leases - Components of Lease Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Operating lease costs	$ 805	$ 170	$ 1,998	$ 509
Short-term lease costs	498	59	1,158	176
Total operating lease costs	1,303	229	3,156	685
Variable lease costs	193	0	477	0
Total lease expense	$ 1,496	$ 229	$ 3,633	$ 685