Lease Commitments - Maturities of lease Liabilities (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Operating Leases:
One year or less	$ 785
One to three years	1,240
Three to five years	1,127
Over 5 years	2,369
Total undiscounted cash flows	5,521
Less: Discount	(724)
Lease Liabilities	4,797
Finance Leases:
One year or less	168
One to three years	357
Three to five years	380
Over 5 years	1,988
Total undiscounted cash flows	2,893
Less: Discount	(538)
Lease Liabilities	$ 2,355