|
Identifiable Intangible Asset Balances (Detail) (USD $)
In Millions, unless otherwise specified |
Nov. 30, 2012
|
May 31, 2012
|
|---|---|---|
| Goodwill and Intangible Assets Disclosure [Line Items] | ||
| Gross Carrying Amount | $ 169 | $ 158 |
| Accumulated Amortization | (78) | (71) |
| Net Carrying Amount | 91 | 87 |
| Unamortized intangible assets - Trademarks | 283 | 283 |
| IDENTIFIABLE INTANGIBLE ASSETS, NET | 374 | 370 |
|
Patents
|
||
| Goodwill and Intangible Assets Disclosure [Line Items] | ||
| Gross Carrying Amount | 107 | 99 |
| Accumulated Amortization | (32) | (29) |
| Net Carrying Amount | 75 | 70 |
|
Trademarks
|
||
| Goodwill and Intangible Assets Disclosure [Line Items] | ||
| Gross Carrying Amount | 42 | 40 |
| Accumulated Amortization | (29) | (26) |
| Net Carrying Amount | 13 | 14 |
|
Other
|
||
| Goodwill and Intangible Assets Disclosure [Line Items] | ||
| Gross Carrying Amount | 20 | 19 |
| Accumulated Amortization | (17) | (16) |
| Net Carrying Amount | $ 3 | $ 3 |