Revenue (Disaggregation of Revenue) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Disaggregation of Revenue [Line Items]
Revenues	$ 352.9	$ 335.1	$ 1,034.4	$ 1,001.7
Crane Payment Innovations
Disaggregation of Revenue [Line Items]
Revenues	221.6	220.8	671.3	643.2
Crane Currency
Disaggregation of Revenue [Line Items]
Revenues	131.3	114.3	363.1	358.5
Products | Crane Payment Innovations
Disaggregation of Revenue [Line Items]
Revenues	189.1	189.0	574.9	552.0
Services | Crane Payment Innovations
Disaggregation of Revenue [Line Items]
Revenues	$ 32.5	$ 31.8	$ 96.4	$ 91.2