Credit Facilities and Long-Term Debt, Total Debt Outstanding (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Debt Instruments [Abstract]
Total debt	$ 223,216	$ 239,620
Current maturities of debt	58,728	55,031
Long-term debt	164,488	184,589
Credit Facility - Term Loan Due 2027 [Member]
Debt Instruments [Abstract]
Total debt	95,000	97,500
Current maturities of debt	5,000
Long-term debt	90,000
Credit Facility - Revolver Due 2027 [Member]
Debt Instruments [Abstract]
Total debt	128,000	142,000
Current maturities of debt	53,700
Long-term debt	74,300
Other [Member]
Debt Instruments [Abstract]
Total debt	216	$ 120
Current maturities of debt	28
Long-term debt	$ 188