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Lease Obligations (Schedule of Lease Information) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Commitments and Contingencies [Abstract]      
Operating lease cost $ 936 $ 902  
Variable lease coat-operating leases 268 218  
Operating lease right-of-use assets 15,111 13,520 $ 13,520
Current liabilities 3,252 3,062  
Operating lease liabilities (noncurrent portion) 13,678 12,218  
Imputed Interest (1,494) (1,421) (1,421)
Total operating lease liabilities $ 15,436 $ 13,859 $ 13,859