Segment Results (Schedule Of Financial Information By Reportable Segment) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Segment Reporting Information [Line Items]
Net sales	$ 403.5	$ 352.9	$ 1,087.7	$ 1,034.4
Operating profit:	75.0	79.7	198.0	214.4
Interest income	0.4	0.3	1.4	0.7
Miscellaneous income, net	(1.3)	0.7	1.7	3.1
Income before income taxes	63.3	67.9	165.4	178.4
Related Party
Segment Reporting Information [Line Items]
Interest expense				(2.5)
Corporate
Segment Reporting Information [Line Items]
Operating profit:	(18.9)	(12.8)	(54.2)	(57.0)
Crane Payment Innovations
Segment Reporting Information [Line Items]
Net sales	224.9	221.6	658.3	671.3
Crane Payment Innovations | Operating Segments
Segment Reporting Information [Line Items]
Operating profit:	64.6	59.7	178.7	186.3
Security and Authentication Technologies
Segment Reporting Information [Line Items]
Net sales	178.6	131.3	429.4	363.1
Security and Authentication Technologies | Operating Segments
Segment Reporting Information [Line Items]
Operating profit:	$ 29.3	$ 32.8	$ 73.5	$ 85.1