XML 107 R87.htm IDEA: XBRL DOCUMENT v3.22.0.1
Retirement Plans And Other Postretirement Benefits (Reconciliation Of Changes In Benefit Obligations And Plan Assets) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Pension Benefits      
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan Assumption Expected Long Term Return On Assets At Year End 3.05% 5.00% 5.00%
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]      
Benefit obligation, beginning of year $ 336,159 $ 318,763  
Service cost 0 0 $ 0
Interest cost 8,398 10,156 12,222
Effect of actuarial (gains) losses related to the following:      
Discount rate change (12,512) 26,887  
Retirement rate assumptions and mortality table adjustments 1,028 (3,446)  
Other (101) 69  
Plan participant contributions 0 0  
Benefits paid 16,803 16,270  
Benefit obligation, end of year 316,169 336,159 318,763
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]      
Plan assets at fair value, beginning of year 233,075 218,329  
Actual return on plan assets 23,131 18,800  
Employer contributions 5,209 12,216  
Plan participant contributions 0 0  
Benefits paid 16,803 16,270  
Plan assets at fair value, end of year 244,612 233,075 218,329
Funded status of the plans (71,557) (103,084)  
Amounts recognized in the consolidated balance sheets:      
Net amount recognized 71,557 103,084  
Plan participant contributions 0 0  
Plan participant contributions 0 0  
Benefits paid 16,803 16,270  
Benefits paid 16,803 16,270  
Other Post-Retirement Benefits      
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]      
Benefit obligation, beginning of year 8,164 7,650  
Service cost 21 29 26
Interest cost 195 243 290
Effect of actuarial (gains) losses related to the following:      
Discount rate change (272) 644  
Retirement rate assumptions and mortality table adjustments (1) 13  
Other (274) 55  
Plan participant contributions 613 606  
Benefits paid 1,076 1,076  
Benefit obligation, end of year 7,370 8,164 7,650
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]      
Plan assets at fair value, beginning of year 0 0  
Actual return on plan assets 0 0  
Employer contributions 463 470  
Plan participant contributions 613 606  
Benefits paid 1,076 1,076  
Plan assets at fair value, end of year 0 0 $ 0
Funded status of the plans (7,370) (8,164)  
Amounts recognized in the consolidated balance sheets:      
Net amount recognized 7,370 8,164  
Plan participant contributions 613 606  
Plan participant contributions 613 606  
Benefits paid 1,076 1,076  
Benefits paid 1,076 1,076  
Accrued Expenses | Pension Benefits      
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]      
Liability, Defined Benefit Plan, Current 181 181  
Accrued Expenses | Other Post-Retirement Benefits      
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]      
Liability, Defined Benefit Plan, Current 478 481  
Amounts recognized in the consolidated balance sheets:      
Liability, Defined Benefit Plan, Noncurrent 6,892 7,683  
Other Noncurrent Liabilities [Member] | Pension Benefits      
Amounts recognized in the consolidated balance sheets:      
Liability, Defined Benefit Plan, Noncurrent $ 71,376 $ 102,903