Note 8 - Leases (Tables)

6 Months Ended

Jun. 30, 2021

Notes Tables

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

	June 30,		December 31,
	2021		2020
Operating lease right-of-use assets	$	1,588	$	1,728
Current portion of obligations under operating leases	$	552	$	529
Long-term portion of obligations under operating leases		1,036		1,199
Total obligations under operating leases	$	1,588	$	1,728

	June 30,			December 31,
	2021			2020
Leased property under finance leases	$	12,391		$	12,112
Less accumulated amortization		(6,657	)		(6,377	)
Leased property under finace leases, net	$	5,734		$	5,735
Current portion of obligations under finance leases	$	271		$	333
Long-term portion of obligations under finance leases		502			560
Total obligations under finance leases	$	773		$	893

Lease, Cost [Table Text Block]

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2021		2020		2021		2020
Operating lease cost:
Rental expense	$	208	$	196	$	292	$	285
Finance lease cost:
Depreciation expense	$	139	$	137	$	280	$	268
Interest expense		11		10		24		21
Total finance lease cost	$	150	$	147	$	304	$	289

Lease, Liability, Maturity [Table Text Block]

	Finance		Operating		Total
2022	$	302	$	610	$	912
2023		148		491		639
2024		109		332		441
2025		99		173		272
2026		15		102		117
Thereafter		405		-		405
Total lease payments		1,078		1,708		2,786
Less imputed interest		305		120		425
Total		773		1,588		2,361
Less: current portion of obligations under leases		271		552		823
Long-term portion of obligations under leases	$	502	$	1,036	$	1,538