Note 8 - Leases (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Lessee, Operating Lease Assets and Liabilities [Table Text Block]

	2021		2020
Operating lease right-of-use assets	$	1,598	$	1,728
Current portion of obligations under operating leases	$	534	$	529
Long-term portion of obligations under operating leases		1,064		1,199
Total obligations under operating leases	$	1,598	$	1,728

	2021			2020
Leased property under finance leases	$	11,978		$	12,112
Less accumulated amortization		(6,588	)		(6,377	)
Leased property under finace leases, net	$	5,390		$	5,735
Current portion of obligations under finance leases	$	167		$	333
Long-term portion of obligations under finance leases		496			560
Total obligations under finance leases	$	663		$	893

Lease, Cost [Table Text Block]

	2021		2020
Operating lease cost:
Rental expense	$	758	$	643
Finance lease cost:
Depreciation expense	$	545	$	497
Interest expense		41		40
Total finance lease cost	$	586	$	537

Lease, Liability, Maturity [Table Text Block]

	Finance		Operating		Total
2022	$	198	$	597	$	795
2023		139		491		630
2024		129		315		444
2025		64		253		317
2026		39		84		123
Thereafter		390		-		390
Total lease payments		959		1,740		2,699
Less imputed interest		296		142		438
Total		663		1,598		2,261
Less current portion of obligations under leases		167		534		701
Long-term portion of obligations under leases	$	496	$	1,064	$	1,560