Intangible Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Gross Carrying Amount	$ 10,238	$ 10,238
Accumulated Amortization	(9,638)	(9,325)
Trade Name/Trademarks [Member]
Gross Carrying Amount	3,250	3,250
Accumulated Amortization	(3,250)	(3,250)
Customer Relationships [Member]
Gross Carrying Amount	4,003	4,003
Accumulated Amortization	(3,403)	(3,090)
Supplier Relationships [Member]
Gross Carrying Amount	2,985	2,985
Accumulated Amortization	$ (2,985)	$ (2,985)