XML 131 R120.htm IDEA: XBRL DOCUMENT v3.25.4
Employee Benefit Plans - Reconciliation of the Beginning and Ending Balances of the Projected Benefit Obligation and the Fair Value of Plan Assets and the Accumulated Benefit Obligation (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Change in Projected Benefit Obligation      
Projected Benefit Obligation at the Beginning of the Year $ 137,847 $ 143,306  
Service cost 1,293 1,387 $ 1,440
Interest cost 7,427 6,967 7,134
Actuarial (Gain) Loss 3,088 (7,506)  
Benefits Paid (6,877) (6,307)  
Projected Benefit Obligation at the End of the Year 142,778 137,847 143,306
Accumulated Benefit Obligation at the End of the Year 130,900 125,429  
Change in Plan Assets      
Fair Value of Plan Assets at the Beginning of the Year 183,035 173,840  
Actual Return on Plan Assets 21,223 15,502  
Benefits Paid (6,877) (6,307)  
Fair Value of Plan Assets at End of Year 197,381 183,035 $ 173,840
Net Amount Recognized      
Funded Status 54,603 45,187  
Unrecognized Actuarial Net Loss 10,725 17,884  
Net Amount Recognized $ 65,328 $ 63,071  
Weighted-Average Assumptions at the End of the Year      
Discount Rate 5.66% 5.76%  
Prior to Age 40 [Member]      
Weighted-Average Assumptions at the End of the Year      
Rate of Compensation Increase 6.00% 6.00%  
Ages 40-49 [Member]      
Weighted-Average Assumptions at the End of the Year      
Rate of Compensation Increase 5.50% 5.50%  
Ages 50-54 [Member]      
Weighted-Average Assumptions at the End of the Year      
Rate of Compensation Increase 5.00% 5.00%  
Ages 40-54 [Member]      
Weighted-Average Assumptions at the End of the Year      
Rate of Compensation Increase 4.00% 4.00%  
Ages 55-64 [Member]      
Weighted-Average Assumptions at the End of the Year      
Rate of Compensation Increase 3.00% 3.00%