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Benefit Plans - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
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May 31, 2012
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May 31, 2011
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May 31, 2010
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| Defined Contribution Plan Disclosure [Line Items] | |||
| 401(k) employee savings plans, expenses | $ 44 | $ 39 | $ 34 |
| Liability related to the unfunded pension plan | 115 | 93 | |
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Profit Sharing Plan
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| Defined Contribution Plan Disclosure [Line Items] | |||
| Contribution and cash award expenses included in selling and administrative expenses | 40 | 39 | 35 |
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Long Term Incentive Plan
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| Defined Contribution Plan Disclosure [Line Items] | |||
| Contribution and cash award expenses included in selling and administrative expenses | $ 51 | $ 31 | $ 24 |