Leases Maturities of operating lease liabilities (Tables)

12 Months Ended

Dec. 31, 2019

Dec. 31, 2018

Leases [Abstract]

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

Maturities of operating lease liabilities as of December 31, 2019 are as follows (in thousands):

Fiscal Year	Amount
2020	$	958
2021	686
2022	90
2023	—
2024	—
Thereafter	—
Total operating lease payments	1,734
Less: imputed interest	62
Total operating lease liabilities	$	1,672

Future minimum operating lease payments as of December 31, 2018 were as follows (in thousands):

Fiscal Year	Amount
2019	$	1,140
2020	1,003
2021	559
2022	—
2023	—
Thereafter	—
Total	$	2,702