COMMITMENTS AND CONTINGENCIES (Details 2) (USD $)	Jul. 31, 2012
Commitments
Restricted other assets	$ 7,000,000
Miscellaneous contingent liabilities	3,000,000
John Deere dealers
Commitments
Unused commitments	2,500,000,000
Customers
Commitments
Unused commitments	$ 28,700,000,000
Minimum percentage of unused commitments to extend credit that relate to revolving charge accounts	95.00%