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Principal Commercial Commitments under Repurchase Agreements and Dealer Inventory Financing Guarantees (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended |
--- | --- | ---
Jul. 31, 2013 | Jul. 31, 2012
Guarantee On Dealer Inventory Financing |  |
Purchase Commitment, Excluding Long-term Commitment [Line Items] |  |
Total Amount Committed | $ 375 | $ 900
Term of Commitments | Various |
Standby Repurchase Obligations On Dealer Inventory Financing |  |
Purchase Commitment, Excluding Long-term Commitment [Line Items] |  |
Standby Repurchase Obligations Amount | $ 1,027,567 | $ 861,738
Term of Commitments | Up to eighteen months |

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- Definition Terms of commitments under repurchase agreements for the repurchase of products sold to dealers. + References No definition available. + Details
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- Definition Total amount committed under guarantees on dealer inventory financing. + References No definition available. + Details
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- Details
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