Note 7 - Leases (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

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

	June 30,		December 31,
	2022		2021
Operating lease right-of-use assets	$	1,419	$	1,598
Current portion of obligations under operating leases	$	498	$	534
Long-term portion of obligations under operating leases		921		1,064
Total obligations under operating leases	$	1,419	$	1,598

	June 30,			December 31,
	2022			2021
Leased property under finance leases	$	12,063		$	11,978
Less accumulated amortization		(6,842	)		(6,588	)
Leased property under finace leases, net	$	5,221		$	5,390
Current portion of obligations under finance leases	$	144		$	167
Long-term portion of obligations under finance leases		456			496
Total obligations under finance leases	$	600		$	663

Lease, Cost [Table Text Block]

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2022		2021		2022		2021
Operating lease cost:
Rental expense	$	237	$	208	$	347	$	292
Finance lease cost:
Depreciation expense	$	127	$	139	$	254	$	280
Interest expense		8		11		17		24
Total finance lease cost	$	135	$	150	$	271	$	304

Lease, Liability, Maturity [Table Text Block]

	Finance		Operating		Total
2023	$	172	$	550	$	722
2024		133		442		575
2025		122		283		405
2026		38		198		236
2027		31		55		86
Thereafter		390		-		390
Total lease payments		886		1,528		2,414
Less: imputed interest		286		109		395
Total		600		1,419		2,019
Less: current portion of obligations under leases		144		498		642
Long-term portion of obligations under leases	$	456	$	921	$	1,377