Note 8 - Operating Leases (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Lease, Cost [Table Text Block]

	Three-month period ended March 31,
	2022		2021
Operating lease cost	$	233	$	187
Variable lease cost		24		19
Total lease cost	$	257	$	206

Lessee, Lease, Cash Flow Information [Table Text Block]

	Three-month period ended March 31,
	2022		2021
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	227	$	181
Right-of-use assets obtained in exchange for lease liabilities:	$	-	$	-

Lessee, Lease, Balance Sheet Information [Table Text Block]

	Balance sheet classification	March 31, 2022			December 31, 2021
Assets:
Operating lease right-of-use asset	Other noncurrent assets	$	2,401		$	2,581
Liabilities:
Current operating lease liability	Accrued expenses and other current liabilities	$	869		$	867
Operating lease liability, net of current portion	Other noncurrent liabilities		1,558			1,743
Total operating lease liability		$	2,427		$	2,610
Weighted-average remaining lease term (years)			4.4			4.5
Weighted-average discount rate			4.5	%		4.5	%

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

Maturity of operating lease liabilities
2022	$	664
2023		897
2024		464
2025		140
2026		142
2027		142
Thereafter		288
Total lease payments		2,737
Less: Imputed interest		(310	)
Present value of remaining lease payments	$	2,427