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Long-Term Debt (Schedule of Long-term Debt) (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Debt Instrument [Line Items]    
Other debt $ 0 $ 18
Deferred financing costs (286) (374)
Long-Term Debt 60,714 40,644
Less: current portion 0 18
Long-term debt, less current portion 60,714 40,626
Revolving Credit Facility | 2020 Credit Agreement    
Debt Instrument [Line Items]    
Secured debt $ 61,000 $ 41,000