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Long-Term Debt (Schedule of Long-Term Debt) (Details) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Debt Instrument [Line Items]    
Less unamortized issuance costs $ (2,651) $ (3,081)
Long-term debt 78,702 131,772
Revolving Credit Loan [Member] | Senior Secured Credit Facility [Member]    
Debt Instrument [Line Items]    
Long-term debt gross $ 81,353 $ 134,853