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Shareholders' Equity (Tables) | 12 Months Ended
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Sep. 29, 2012
Stockholders' Equity Note [Abstract] |
Schedule Of Shares Reserved For Future Issuance |
| Shares
Conversion of Class B to Class A shares | 7,704,589 |
2008 Stock Appreciation Rights Plan | 1,928,956 |
2003 Stock Option Plan | 1,131,852 |
1998 Stock Option Plan | 157,861 |
Class A shares reserved for issuance | 10,923,258 |

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- Definition Schedule Of Shares Reserved For Future Issuance [Table Text Block] + References No definition available. + Details
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- Details
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