Note 4 - Leases (Tables)

9 Months Ended

Sep. 30, 2021

Notes Tables

Lease, Cost [Table Text Block]

	Three months ended September 30,				Nine months ended September 30,
	2021		2020		2021		2020
Operating lease expense	$	311	$	299	$	922	$	890
Financing lease expense		8		8		24		24
Short Term lease expense		4		35		17		104
Total lease expense	$	323	$	342	$	963	$	1,018

	Nine months ended September 30,
	2021			2020
Weighted Average Remaining Lease Term (Years) - operating leases		7.38			8.41
Weighted Average Remaining Lease Term (Years) - financing leases		2.33			3.08
Weighted Average Discount Rate - operating leases		3.23	%		3.23	%
Weighted Average Discount Rate - financing leases		5.00	%		5.00	%

	Nine months ended September 30,
	2021		2020
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases		980		983
Operating cash flows from financing lease		4		4
Financing cash flows from financing lease		13		13
Right-of-use assets obtained in exchange for new operating lease liabilities		121		699

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

		Operating			Financing
2022	$	1,300		$	22
2023		1,311			22
2024		1,249			49
2025		1,244			—
2026		1,209			—
2027 and thereafter		3,197			—
Total lease payments	$	9,510		$	93
Less imputed interest		(1,055	)		(7	)
Present value	$	8,455		$	86