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Detail of Certain Accounts - Additional Information (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Property, Plant and Equipment [Line Items]    
Cash equivalents $ 189.2 $ 227.6
Accumulated depreciation on property and equipment 2,320.0 2,250.0
Foreign Countries    
Property, Plant and Equipment [Line Items]    
Property and equipment $ 216.3 $ 211.9