Other Income and Administrative and Operating Expenses (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2015	Oct. 31, 2014	Oct. 31, 2013
Other income - net
Fees from John Deere	$ 15.9	$ 43.2	$ 45.5
Fees from customers	21.4	16.7	13.5
Other	(4.9)	10.4	12.2
Total	32.4	70.3	71.2
Administrative and operating expenses
Compensation and benefits	231.4	261.2	253.2
Other	143.3	149.4	124.1
Total	$ 374.7	$ 410.6	$ 377.3