Note 13 - Commitments (Tables)

9 Months Ended

Sep. 30, 2019

Notes Tables

Lease, Cost [Table Text Block]

($ amounts in thousands)	Three months ended September 30, 2019			Nine months ended September 30, 2019
Lease Cost
Operating lease cost	$	322		$	963
Short-term lease cost		186			553
Variable lease cost		239			705
Total lease cost	$	747		$	2,221
Other Information
Cash paid for amounts included in the measurement of lease liabilities	$	250		$	765
Operating lease liabilities arising from obtaining right-of-use assets		136			136
Operating Leases
Weighted average remaining lease term (in years)		12.5			12.5
Operating Leases
Weighted average discount rate		7.8	%		7.8	%

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

(in thousands)	September 30, 2019
2019 (three months)	$	257
2020		1,059
2021		998
2022		971
2023		941
Thereafter		8,184
Total lease payments		12,410
Less: imputed interest		(4,638	)
Total operating lease liabilities	$	7,772

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

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

Purchase Obligation, Fiscal Year Maturity [Table Text Block]

(in thousands)	Purchase Obligations
2019 (three months)	$	4,432
2020		3,055
2021		1,200
2022		370
2023		370
Thereafter		-
Total minimum payments	$	9,427