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Basis of Presentation (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Apr. 03, 2023
Sep. 30, 2023
Sep. 30, 2023
Sep. 30, 2022
Dec. 31, 2022
Related Party Transaction [Line Items]          
One-time cash dividend paid     $ 47.0 $ 79.5  
Net assets distributed through equity due to Separation   $ (921.6) $ (921.6)   $ (2,822.8)
Crane NXT, Co. (Crane Holdings, Co.) | Related Party          
Related Party Transaction [Line Items]          
One-time cash dividend paid $ 275.0        
Net assets distributed through equity due to Separation 813.8        
Cash paid $ 303.0        
Adjustment to net assets distributed through equity due to Separation   $ 8.5