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Fair Value Measurements - Fair Value Assets and Liabilities Measured on Recurring Basis (Detail) (USD $)
In Thousands, unless otherwise specified |
Sep. 28, 2013
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Sep. 29, 2012
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|---|---|---|
| Assets: | ||
| Assets measured at fair value on a recurring basis | $ 24,948 | $ 13,339 |
| Liabilities: | ||
| Liabilities measured at fair value on a recurring basis | 42,391 | 118,450 |
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Money Market Funds [Member]
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| Assets: | ||
| Assets measured at fair value on a recurring basis | 315 | |
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Equity Securities [Member]
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| Assets: | ||
| Assets measured at fair value on a recurring basis | 18,087 | 6,029 |
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Mutual Funds [Member]
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| Assets: | ||
| Assets measured at fair value on a recurring basis | 6,861 | 6,995 |
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Deferred Compensation Liabilities [Member]
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| Liabilities: | ||
| Liabilities measured at fair value on a recurring basis | 38,611 | 32,082 |
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Contingent Consideration [Member]
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| Liabilities: | ||
| Liabilities measured at fair value on a recurring basis | 3,780 | 86,368 |
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Quoted Prices in Active Market for Identical Assets (Level 1) [Member]
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| Assets: | ||
| Assets measured at fair value on a recurring basis | 24,948 | 13,339 |
| Liabilities: | ||
| Liabilities measured at fair value on a recurring basis | 38,611 | 32,082 |
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Quoted Prices in Active Market for Identical Assets (Level 1) [Member] | Money Market Funds [Member]
|
||
| Assets: | ||
| Assets measured at fair value on a recurring basis | 315 | |
|
Quoted Prices in Active Market for Identical Assets (Level 1) [Member] | Equity Securities [Member]
|
||
| Assets: | ||
| Assets measured at fair value on a recurring basis | 18,087 | 6,029 |
|
Quoted Prices in Active Market for Identical Assets (Level 1) [Member] | Mutual Funds [Member]
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| Assets: | ||
| Assets measured at fair value on a recurring basis | 6,861 | 6,995 |
|
Quoted Prices in Active Market for Identical Assets (Level 1) [Member] | Deferred Compensation Liabilities [Member]
|
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| Liabilities: | ||
| Liabilities measured at fair value on a recurring basis | 38,611 | 32,082 |
|
Quoted Prices in Active Market for Identical Assets (Level 1) [Member] | Contingent Consideration [Member]
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| Liabilities: | ||
| Liabilities measured at fair value on a recurring basis | ||
|
Significant Other Observable Inputs (Level 2) [Member]
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| Assets: | ||
| Assets measured at fair value on a recurring basis | ||
| Liabilities: | ||
| Liabilities measured at fair value on a recurring basis | ||
|
Significant Other Observable Inputs (Level 2) [Member] | Money Market Funds [Member]
|
||
| Assets: | ||
| Assets measured at fair value on a recurring basis | ||
|
Significant Other Observable Inputs (Level 2) [Member] | Equity Securities [Member]
|
||
| Assets: | ||
| Assets measured at fair value on a recurring basis | ||
|
Significant Other Observable Inputs (Level 2) [Member] | Mutual Funds [Member]
|
||
| Assets: | ||
| Assets measured at fair value on a recurring basis | ||
|
Significant Other Observable Inputs (Level 2) [Member] | Deferred Compensation Liabilities [Member]
|
||
| Liabilities: | ||
| Liabilities measured at fair value on a recurring basis | ||
|
Significant Other Observable Inputs (Level 2) [Member] | Contingent Consideration [Member]
|
||
| Liabilities: | ||
| Liabilities measured at fair value on a recurring basis | ||
|
Significant Unobservable Inputs (Level 3) [Member]
|
||
| Assets: | ||
| Assets measured at fair value on a recurring basis | ||
| Liabilities: | ||
| Liabilities measured at fair value on a recurring basis | 3,780 | 86,368 |
|
Significant Unobservable Inputs (Level 3) [Member] | Money Market Funds [Member]
|
||
| Assets: | ||
| Assets measured at fair value on a recurring basis | ||
|
Significant Unobservable Inputs (Level 3) [Member] | Equity Securities [Member]
|
||
| Assets: | ||
| Assets measured at fair value on a recurring basis | ||
|
Significant Unobservable Inputs (Level 3) [Member] | Mutual Funds [Member]
|
||
| Assets: | ||
| Assets measured at fair value on a recurring basis | ||
|
Significant Unobservable Inputs (Level 3) [Member] | Deferred Compensation Liabilities [Member]
|
||
| Liabilities: | ||
| Liabilities measured at fair value on a recurring basis | ||
|
Significant Unobservable Inputs (Level 3) [Member] | Contingent Consideration [Member]
|
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| Liabilities: | ||
| Liabilities measured at fair value on a recurring basis | $ 3,780 | $ 86,368 |