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Retirement Plans, Amounts Recognized in Consolidated Balance Sheets (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Pension Plan [Member]    
Amounts recognized in the consolidated balance sheets [Abstract]    
Noncurrent asset $ 18,695 $ 0
Current liability 0 0
Long-term liability (17,143) (64,451)
SERP [Member]    
Amounts recognized in the consolidated balance sheets [Abstract]    
Noncurrent asset 0 0
Current liability (106) (128)
Long-term liability (727) (905)
Other Postretirement Benefits [Member]    
Amounts recognized in the consolidated balance sheets [Abstract]    
Noncurrent asset 0 0
Current liability (49) (49)
Long-term liability $ (383) $ (533)