Note 7 - Leases (Tables)

3 Months Ended

Mar. 31, 2019

Notes Tables

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

	March 31,
	2019
Operating lease right-of-use assets	$	1,631
Current portion of obligations under operating leases	$	493
Long-term portion of obligations under operating leases		1,138
Total obligations under operating leases	$	1,631

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

	March 31,			December 31,
	2019			2018
Leased property under finance leases	$	11,484		$	11,442
Less accumulated amortization		(5,500	)		(5,374	)
Leased property under finace leases, net	$	5,984		$	6,068
Current portion of obligations under finance leases	$	239		$	236
Long-term portion of obligations under finance leases		676			688
Total obligations under finance leases	$	915		$	924

Lease, Cost [Table Text Block]

	Three Months Ended
	March 31,
	2019		2018
Operating lease cost	$	91	$	85
Finance lease cost:
Depreciation on right-of-use assets	$	126	$	123
Interest on lease liabilities		11		12
Total finance lease cost	$	137	$	135

Schedule Of Future Minimum Lease Payments [Table Text Block]

	Finance		Operating		Total
2020	$	277	$	561	$	838
2021		267		447		714
2022		226		407		633
2023		32		256		288
2024		16		110		126
Thereafter		435		-		435
Total lease payments		1,253		1,781		3,034
Less imputed interest		338		150		488
Total		915		1,631		2,546
Less: current portion of obligations under leases		239		493		732
Long-term portion of obligations under leases	$	676	$	1,138	$	1,814