Note 7 - Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Assets and Liabilities, Lessee [Table Text Block]

Current portion of lease liabilities	$	781
Long-term lease liabilities, net of current portion		1,432
Total lease liabilities	$	2,213

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

Years Ending December 31,
2022	895
2023	806
2024	528
2025	197
Total minimum lease payments	2,426
Less imputed interest	(213	)
Total lease liabilities	2,213