v3.26.3
Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Total Stockholders' Equity $ 7,173,900 $ 7,128,700 $ 7,453,600 $ 6,569,300
Total other comprehensive income (loss) net of tax (44,000) (12,700) (126,200) 371,400
Total Stockholders' Equity 7,603,000 6,736,800 7,603,000 6,736,800
Other (income) expense, net (10,400) (8,300) (58,000) (61,700)
Accumulated Translation Adjustment        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Total Stockholders' Equity     (206,500) (540,400)
Other Comprehensive Income (Loss), before Reclassifications, before Tax     (103,600) 364,700
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax     0 0
Other Comprehensive Income (Loss), Tax     500 (1,300)
Total other comprehensive income (loss) net of tax     (103,100) 363,400
Total Stockholders' Equity (309,600) (177,000) (309,600) (177,000)
Accumulated Defined Benefit Plans Adjustment        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Total Stockholders' Equity     5,600 (1,800)
Other Comprehensive Income (Loss), before Reclassifications, before Tax     (300) 600
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax     800 500
Other Comprehensive Income (Loss), Tax     300 (100)
Total other comprehensive income (loss) net of tax     (800) 0
Total Stockholders' Equity 4,800 (1,800) 4,800 (1,800)
Accumulated Defined Benefit Plans Adjustment | Reclassification Out Of Accumulated Other Comprehensive Income        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Other (income) expense, net 300 200 800 500
Accumulated Net Unrealized Investment Gain (Loss)        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Total Stockholders' Equity     11,700 4,000
Other Comprehensive Income (Loss), before Reclassifications, before Tax     (29,500) 12,600
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax     800 2,200
Other Comprehensive Income (Loss), Tax     7,000 (2,400)
Total other comprehensive income (loss) net of tax     (23,300) 8,000
Total Stockholders' Equity (11,600) 12,000 (11,600) 12,000
Accumulated Net Unrealized Investment Gain (Loss) | Reclassification Out Of Accumulated Other Comprehensive Income        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Other (income) expense, net 100 (800) (800) (2,200)
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Total Stockholders' Equity     100  
Other Comprehensive Income (Loss), before Reclassifications, before Tax     1,000  
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax     0  
Other Comprehensive Income (Loss), Tax     0  
Total other comprehensive income (loss) net of tax     1,000  
Total Stockholders' Equity 1,100   1,100  
AOCI Attributable to Parent        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Total Stockholders' Equity (271,300) (154,100) (189,100) (538,200)
Other Comprehensive Income (Loss), before Reclassifications, before Tax     (132,400) 377,900
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax     1,600 2,700
Other Comprehensive Income (Loss), Tax     7,800 (3,800)
Total other comprehensive income (loss) net of tax     (126,200) 371,400
Total Stockholders' Equity $ (315,300) $ (166,800) $ (315,300) $ (166,800)