Intangible Assets Other Than Goodwill (Details) - Schedule of Intangible Assets and Goodwill - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Intangible Assets Other Than Goodwill (Details) - Schedule of Intangible Assets and Goodwill [Line Items]
Gross Carrying Amount	$ 60,340	$ 60,340
Accumulated Amortization	(58,309)	(57,152)
Net Amount	2,031	3,188
Gross Carrying Amount	300	300
Accumulated Amortization	60,340	60,340
Net Amount	300	300
Trademarks [Member]
Intangible Assets Other Than Goodwill (Details) - Schedule of Intangible Assets and Goodwill [Line Items]
Gross Carrying Amount	0	0
Gross Carrying Amount	300	300
Accumulated Amortization	0	0
Net Amount	$ 300	300
Licensing Agreements [Member]
Intangible Assets Other Than Goodwill (Details) - Schedule of Intangible Assets and Goodwill [Line Items]
Weighted Useful Lives	5 years 9 months 21 days
Gross Carrying Amount	$ 20,130	20,130
Accumulated Amortization	(20,130)	(19,988)
Net Amount	0	142
Accumulated Amortization	$ 20,130	20,130
Product Lines [Member]
Intangible Assets Other Than Goodwill (Details) - Schedule of Intangible Assets and Goodwill [Line Items]
Weighted Useful Lives	10 years 4 months 9 days
Gross Carrying Amount	$ 33,858	33,858
Accumulated Amortization	(31,827)	(30,812)
Net Amount	2,031	3,046
Accumulated Amortization	$ 33,858	33,858
Customer Relationships [Member]
Intangible Assets Other Than Goodwill (Details) - Schedule of Intangible Assets and Goodwill [Line Items]
Weighted Useful Lives	4 years 10 months 24 days
Gross Carrying Amount	$ 3,152	3,152
Accumulated Amortization	(3,152)	(3,152)
Net Amount	0	0
Accumulated Amortization	$ 3,152	3,152
Trade Names [Member]
Intangible Assets Other Than Goodwill (Details) - Schedule of Intangible Assets and Goodwill [Line Items]
Weighted Useful Lives	5 years
Gross Carrying Amount	$ 3,000	3,000
Accumulated Amortization	(3,000)	(3,000)
Net Amount	0	0
Accumulated Amortization	$ 3,000	3,000
Noncompete Agreements [Member]
Intangible Assets Other Than Goodwill (Details) - Schedule of Intangible Assets and Goodwill [Line Items]
Weighted Useful Lives	5 years
Gross Carrying Amount	$ 200	200
Accumulated Amortization	(200)	(200)
Net Amount	0	0
Accumulated Amortization	$ 200	$ 200