Note 8 - Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Lease, Cost [Table Text Block]

	Year ended			Year ended
	December 31,			December 31,
	2020			2019
	(in thousands)			(in thousands)
Lease cost
Operating lease cost	$	1,912		$	1,756
Short-term lease cost		192			291
Total lease cost	$	2,104		$	2,047
Other information
Cash paid for amounts included in the measurement of operating lease liabilities	$	2,404		$	1,858
Right-of-use assets obtained in exchange for new operating lease liabilities	$	2,770		$	10,571
Weighted average remaining lease term - operating leases (years)		7.8			8.3
Weighted average discount rate - operating leases		5.02	%		5.25	%

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

Year ending December 31,
2021	$	2,763
2022		2,447
2023		2,064
2024		1,866
2025		1,916
Thereafter		9,920
Adjustment to net present value as of December 31, 2020		(4,230	)
Minimum noncancelable lease liability	$	16,746