Restructuring (Cumulative Restructuring Costs) (Details) $ in Millions	Dec. 31, 2023 USD ($)
2022 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	$ 6.7
2020 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	17.6
2017 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	12.2
Severance | 2022 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	5.8
Severance | 2020 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	15.8
Severance | 2017 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	11.5
Other | 2022 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	0.9
Other | 2020 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	1.8
Other | 2017 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	0.7
Crane Payment Innovations | 2022 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	6.7
Crane Payment Innovations | 2020 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	16.5
Crane Payment Innovations | 2017 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	11.7
Crane Payment Innovations | Severance | 2022 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	5.8
Crane Payment Innovations | Severance | 2020 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	15.8
Crane Payment Innovations | Severance | 2017 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	11.4
Crane Payment Innovations | Other | 2022 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	0.9
Crane Payment Innovations | Other | 2020 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	0.7
Crane Payment Innovations | Other | 2017 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	0.3
Crane Currency | 2020 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	1.1
Crane Currency | 2017 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	0.5
Crane Currency | Severance | 2020 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	0.0
Crane Currency | Severance | 2017 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	0.1
Crane Currency | Other | 2020 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	1.1
Crane Currency | Other | 2017 Restructuring
Restructuring Cost and Reserve [Line Items]
Cumulative Restructuring Charges	$ 0.4