v3.25.4
Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Balance, beginning of period $ 3,158,500 $ 3,252,295 $ 2,906,808
Other comprehensive income (loss) 75,569 (27,744) 36,967
Balance, end of period 3,156,850 3,158,500 3,252,295
Accumulated Other Comprehensive Loss      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Balance, beginning of period (332,706) (304,962) (341,929)
Other comprehensive income (loss), before reclassifications 234,836 (58,553) 94,433
Income tax (expense) benefit (43,003) 11,691 (19,619)
Other comprehensive income (loss), before reclassifications, net of tax 191,833 (46,862) 74,814
Reclassifications: (152,657) 25,145 (49,461)
Income tax (expense) benefit 36,393 (6,027) 11,614
Reclassification from accumulated other comprehensive income, current period, net of tax (116,264) 19,118 (37,847)
Other comprehensive income (loss) 75,569 (27,744) 36,967
Balance, end of period (257,137) (332,706) (304,962)
Foreign currency translation adjustments      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Balance, beginning of period (91,102) (68,739) (80,271)
Other comprehensive income (loss), before reclassifications 68,227 (26,257) 11,845
Income tax (expense) benefit (3,119) 3,894 (313)
Other comprehensive income (loss), before reclassifications, net of tax 65,108 (22,363) 11,532
Reclassifications: 0 0 0
Income tax (expense) benefit 0 0 0
Reclassification from accumulated other comprehensive income, current period, net of tax 0 0 0
Other comprehensive income (loss) 65,108 (22,363) 11,532
Balance, end of period (25,994) (91,102) (68,739)
Derivative financial instruments      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Balance, beginning of period 7,542 (6,601) (10,440)
Other comprehensive income (loss), before reclassifications 117,994 (11,084) 48,583
Income tax (expense) benefit (27,922) 2,816 (11,322)
Other comprehensive income (loss), before reclassifications, net of tax 90,072 (8,268) 37,261
Reclassifications: (148,388) 29,448 (43,678)
Income tax (expense) benefit 35,357 (7,037) 10,256
Reclassification from accumulated other comprehensive income, current period, net of tax (113,031) 22,411 (33,422)
Other comprehensive income (loss) (22,959) 14,143 3,839
Balance, end of period (15,417) 7,542 (6,601)
Available for sale securities      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Balance, beginning of period 0 0 0
Other comprehensive income (loss), before reclassifications 294 0 0
Income tax (expense) benefit (51) 0 0
Other comprehensive income (loss), before reclassifications, net of tax 243 0 0
Reclassifications: (67)    
Income tax (expense) benefit 0    
Reclassification from accumulated other comprehensive income, current period, net of tax (67)    
Other comprehensive income (loss) 176 0 0
Balance, end of period 176 0 0
Pension and postretirement benefit plans      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Balance, beginning of period (249,146) (229,622) (251,218)
Other comprehensive income (loss), before reclassifications 48,321 (21,212) 34,005
Income tax (expense) benefit (11,911) 4,981 (7,984)
Other comprehensive income (loss), before reclassifications, net of tax 36,410 (16,231) 26,021
Reclassifications: (4,202) (4,303) (5,783)
Income tax (expense) benefit 1,036 1,010 1,358
Reclassification from accumulated other comprehensive income, current period, net of tax (3,166) (3,293) (4,425)
Other comprehensive income (loss) 33,244 (19,524) 21,596
Balance, end of period (215,902) (249,146) (229,622)
Pension and postretirement benefit plans; Prior service credits      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Reclassifications: 2,115 1,346 86
Pension and postretirement benefit plans; actuarial gains      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Reclassifications: (6,172) $ (5,649) (5,110)
Pension and postretirement benefit plans; settlement gains      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Reclassifications: $ (145)   $ (759)