Note 13 - Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Information Related to Right-of-use Assets and Lease Liabilities [Table Text Block]

	Year Ended December 31,
Assets:	2022		2021
Right-of-use assets	$	8,062	$	8,785

	Year Ended December 31,
Liabilities:	2022		2021
Current operating lease liabilities	$	896	$	774
Non-current operating lease liabilities		9,144		10,040
Total lease liabilities	$	10,040	$	10,814

	Year Ended December 31,
	2022		2021		2020
Cash paid for operating lease liabilities	$	1,806	$	1,643	$	1,045

Year ending December 31:
2023	$	1,845
2024		1,910
2025		1,977
2026		2,046
2027		2,117
Thereafter		4,074
Total lease payments		13,969
Less imputed interest		(3,929	)
Total lease liabilities	$	10,040

Weighted-average remaining lease term	6.83
Weighted-average discount rate	10	%