Leases (Tables)

12 Months Ended

Dec. 31, 2020

Leases [Abstract]

Lease, Cost [Table Text Block]

	Years Ended December 31,
	2020			2019
	(in thousands)
Operating lease costs:
Operating lease cost	$	1,389		$	1,908
Short-term lease cost		42			4
Variable lease cost		(14	)		(140	)
Sublessor income		(326	)		(421	)
Total operating lease costs	$	1,091		$	1,351
Finance lease costs:
Amortization of right-of-use assets	$	112		$	112
Interest on lease liabilities		21			50
Total finance lease costs	$	133		$	162

Schedule of weighted-average lease terms and discount rates

	December 31, 2020
Weighted-average remaining lease term (in years):
Operating leases		5.0
Finance leases		0.3
Weighted-average discount rate:
Operating leases		9.9	%
Finance leases		14.2	%

Schedule of lease liability maturities for the next five years

	Operating			Finance
	Leases			Leases
	(in thousands)
2021	$	1,269		$	49
2022		1,441			-
2023		1,484			-
2024		1,529			-
2025		1,575			-
Thereafter		133			-
Total lease payments		7,431			49
Less:  Imputed interest		(1,621	)		-
Total lease obligations	$	5,810		$	49