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Pension - Reconciliation of Changed in Benefit Obligations, Plan Assets, and Funded Status of Pension Benefits (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Change in Benefit Obligation:      
Benefit Obligation at Beginning of Period $ 44,076 $ 40,196  
Service Cost 0 247 $ 209
Interest Cost 855 1,179 1,338
Actuarial (Gain) Loss (161) 4,098  
Benefits and Other Payments (1,780) (1,644)  
Benefit Obligation at End of Period 42,990 44,076 40,196
Change in Plan Assets:      
Fair Value of Plan Assets at Beginning of Period 0 0  
Company Contributions 1,780 1,644  
Benefits and Other Payments (1,780) (1,644)  
Fair Value of Plan Assets at End of Period 0 0 $ 0
Funded Status:      
Current Liabilities (1,842) (1,787)  
Noncurrent Liabilities (41,148) (42,289)  
Net Obligation Recognized (42,990) (44,076)  
Amounts Recognized in Accumulated Other Comprehensive Loss Consist of:      
Net Actuarial Loss 18,401 19,075  
Prior Service Cost 1,284 1,506  
Total 19,685 20,581  
Net Amount Recognized 14,523 15,184  
Accumulated Defined Benefit Plans Adjustment Attributable to Parent      
Amounts Recognized in Accumulated Other Comprehensive Loss Consist of:      
Less: Tax Benefit $ 5,162 $ 5,397