Revenue (Disaggregation of Revenue) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Disaggregation of Revenue [Line Items]
Net sales	$ 313.6	$ 329.1
Crane Payment Innovations
Disaggregation of Revenue [Line Items]
Net sales	209.0	223.8
Crane Currency
Disaggregation of Revenue [Line Items]
Net sales	104.6	105.3
Products | Crane Payment Innovations
Disaggregation of Revenue [Line Items]
Net sales	176.4	192.7
Services | Crane Payment Innovations
Disaggregation of Revenue [Line Items]
Net sales	$ 32.6	$ 31.1