Debt - Schedule of Debt and Notes Payable (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Pension Liability [Member]
Total long term debt		$ 13,500
Stock Purchase Agreement Notes Payable [Member]
Total long term debt	17,600	17,600
Orix Notes Payable [Member]
Total long term debt		13,000
ESW Note Payable [Member]
Total long term debt	11,000
Deferred Financing Costs [Member]
Total long term debt		(2,700)
Bank Loan [Member]
Total long term debt	400
Other Related Parties Notes Payable [Member]
Total long term debt	200
Other Liabilities [Member]
Total long term debt	200	200
Debt and Notes Payable [Member]
Total long term debt	$ 29,400	$ 41,600