Note 8 - Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2023

Notes Tables

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

	March 31,		December 31,
Assets:	2023		2022
Right-of-use assets	$	7,869	$	8,062

	March 31,		December 31,
Liabilities:	2023		2022
Current operating lease liabilities	$	935	$	896
Non-current operating lease liabilities		8,898		9,144
Total lease liabilities	$	9,833	$	10,040

	Three Months Ended March 31,
	2023		2022
Cash paid for operating lease liabilities	$	453	$	447

Year ending December 31:
2023 (remaining 9 months)	$	1,392
2024		1,910
2025		1,977
2026		2,046
2027		2,117
Thereafter		4,075
Total lease payments		13,517
Less imputed interest		(3,684	)
Total lease liabilities	$	9,833

Weighted-average remaining lease term	6.59
Weighted-average discount rate	10	%