Segment Results (Reconciliation of Segment Assets to Consolidated Assets) (Details) - USD ($) $ in Millions	Sep. 30, 2024	Dec. 31, 2023
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 2,410.6	$ 2,129.4
Corporate
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	39.5	35.9
Crane Payment Innovations | Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	1,203.4	1,279.1
Security and Authentication Technologies | Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 1,167.7	$ 814.4