Note 5 - Leases (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Lease, Cost [Table Text Block]

	Three Months Ended		Three Months Ended
Total component lease expense was as follows:	March 31, 2022		March 31, 2021
Operating leases	$	75	$	105
Supplemental cash flow information related to leases was as follows:
Cash paid for amounts included in the measurement of lease liabilities	$	77	$	104

Lessee, Operating Leases, Supplemental Balance Sheet Information [Table Text Block]

	March 31, 2022			March 31, 2021
Right-of-use lease assets	$	1,522		$	1,773
Current portion of operating lease liability	$	358		$	344
Operating lease liability, net of current portion		1,286			1,552
Total operating lease liabilities	$	1,644		$	1,896
Weighted average remaining lease term (years)		4.9			5.9
Weighted average discount rate		8.5	%		8.5	%

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

Years Ending December 31,
2022, remainder of year	$	276
2023		374
2024		380
2025		367
2026		276
After 2026		164
Total minimum lease payments		1,837
Less: amount representing interest		(193	)
Present value of lease liabilities	$	1,644