Note 6 - Leases (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Lease, Cost [Table Text Block]

	Year Ended December 31,
	2021		2020
Operating leases	$	1,334	$	1,716
Short-term leases		180		299
Total lease cost	$	1,514	$	2,015

Weighted-average remaining lease term (in years)	5.1
Weighted-average discount rate	3.3	%

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

2022	$	1,261
2023		672
2024		272
2025		261
2026		201
Thereafter		789
Total lease payments	$	3,456
Less: imputed interest		(289	)
Present value of lease liabilities	$	3,167