Allowance for Credit Losses and Credit Quality of Receivables (Details 5) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 31, 2013	Oct. 31, 2012	Oct. 31, 2011
Dollars
Total write-offs	$ (31.4)	$ (40.7)	$ (61.5)
Total recoveries	22.5	29.1	36.8
Total net write-offs	(8.9)	(11.6)	(24.7)
Percent
Total write-offs (as a percent)	(0.12%)	(0.18%)	(0.30%)
Total recoveries (as a percent)	0.09%	0.13%	0.18%
Total net write-offs (as a percent)	(0.03%)	(0.05%)	(0.12%)
Retail notes
Dollars
Total write-offs	(9.4)	(7.4)	(14.9)
Total recoveries	5.9	6.8	7.2
Percent
Total write-offs (as a percent)	(0.06%)	(0.05%)	(0.12%)
Total recoveries (as a percent)	0.04%	0.05%	0.06%
Retail notes | Agriculture and turf equipment
Dollars
Total write-offs	(4.3)	(3.4)	(5.3)
Total recoveries	3.6	3.9	3.6
Percent
Total write-offs (as a percent)	(0.03%)	(0.03%)	(0.05%)
Total recoveries (as a percent)	0.03%	0.03%	0.03%
Retail notes | Construction and forestry equipment
Dollars
Total write-offs	(5.1)	(4.0)	(9.5)
Total recoveries	2.3	2.9	3.5
Percent
Total write-offs (as a percent)	(0.33%)	(0.32%)	(0.84%)
Total recoveries (as a percent)	0.15%	0.23%	0.31%
Retail notes | Recreational products
Dollars
Total write-offs			(0.1)
Total recoveries			0.1
Percent
Total write-offs (as a percent)			(2.38%)
Total recoveries (as a percent)			2.38%
Revolving charge accounts
Dollars
Total write-offs	(19.8)	(28.8)	(39.1)
Total recoveries	15.3	21.4	28.2
Percent
Total write-offs (as a percent)	(0.89%)	(1.29%)	(1.77%)
Total recoveries (as a percent)	0.69%	0.96%	1.28%
Wholesale receivables
Dollars
Total write-offs	(0.3)	(1.0)	(0.6)
Total recoveries	0.2	0.1	0.1
Percent
Total write-offs (as a percent)	0.00%	(0.02%)	(0.01%)
Total recoveries (as a percent)	0.00%	0.00%	0.00%
Financing leases
Dollars
Total write-offs	(1.8)	(1.6)	(3.6)
Total recoveries	0.5	0.3	0.1
Percent
Total write-offs (as a percent)	(0.34%)	(0.34%)	(0.84%)
Total recoveries (as a percent)	0.09%	0.06%	0.02%
Operating loans
Dollars
Total write-offs	(0.1)	(1.9)	(3.3)
Total recoveries	$ 0.6	$ 0.5	$ 1.2
Percent
Total write-offs (as a percent)	(0.25%)	(3.12%)	(1.91%)
Total recoveries (as a percent)	1.50%	0.82%	0.69%