Note 17 - Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Lease, Cost [Table Text Block]

($ amounts in thousands)	Year Ended December 31, 2019
Lease Cost
Operating lease cost	$	1,295
Short-term lease cost		751
Total lease cost	$	2,046
Other Information
Cash paid for amounts included in the measurement of lease liabilities	$	1,024
Operating lease liabilities arising from obtaining right-of-use assets		592
Operating Leases
Weighted average remaining lease term (in years)		12.3
Operating Leases
Weighted average discount rate estimated using the Company's incremental borrowing rate		7.8	%

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

	December 31,
(in thousands)	2019
2020	$	1,197
2021		1,153
2022		1,096
2023		1,065
2024		1,061
Thereafter		8,166
Total lease payments		13,738
Less: imputed interest		(5,044	)
Total operating lease liabilities	$	8,694

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

	December 31,
(in thousands)	2018
2019	$	2,024
2020		1,848
2021		972
2022		855
2023		855
Thereafter		7,558
Total minimum lease payments	$	14,112

Schedule of Future Minimum Payments for License Agreements [Table Text Block]

(in thousands)	License agreements		Supplier purchase obligations		Total
2020	$	56	$	7,669	$	7,725
2021		56		1,200		1,256
2022		56		370		426
2023		56		370		426
2024		56		—		56
Thereafter		617		—		617
Total minimum payments	$	897	$	9,609	$	10,506