Income Taxes - Provision for Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2019	Oct. 31, 2018	Oct. 31, 2017
Current
Federal	$ 26.6	$ 74.0	$ 33.0
State and local	6.1	8.0	6.0
Non-U.S.	35.9	36.1	25.9
Total Current	68.6	118.1	64.9
Deferred
Federal	2.1	(45.2)	4.5
State and local	0.9	0.8	(2.0)
Non-U.S.	(0.9)	(0.4)	(0.2)
Total Deferred	2.1	(44.8)	2.3
Total Current and Deferred income taxes	$ 70.7	$ 73.3	$ 67.2