Commitments and Contingencies - Summary of Contingent Consideration Charges Recorded to the Consolidated Statements of Operations (Detail) (USD $)
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3 Months Ended | 6 Months Ended | ||
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Mar. 30, 2013
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Mar. 24, 2012
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Mar. 30, 2013
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Mar. 24, 2012
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Contingent Consideration Charges [Line Items] | ||||
Contingent consideration - compensation expense | $ 29,388,000 | $ 18,121,000 | $ 58,874,000 | $ 28,562,000 |
Contingent consideration - fair value adjustments | 799,000 | 43,188,000 | 10,839,000 | 48,310,000 |
Contingent consideration total | 30,187,000 | 61,309,000 | 69,713,000 | 76,872,000 |
Sentinelle Medical Inc. [Member]
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Contingent Consideration Charges [Line Items] | ||||
Contingent consideration - fair value adjustments | 258,000 | (210,000) | ||
Contingent consideration total | 258,000 | (210,000) | ||
Interlace Medical, Inc [Member]
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Contingent Consideration Charges [Line Items] | ||||
Contingent consideration - fair value adjustments | 799,000 | 42,930,000 | 10,839,000 | 48,520,000 |
Contingent consideration total | 799,000 | 42,930,000 | 10,839,000 | 48,520,000 |
TCT International Co., Ltd. [Member]
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Contingent Consideration Charges [Line Items] | ||||
Contingent consideration - compensation expense | 29,388,000 | 17,527,000 | 58,874,000 | 27,539,000 |
Contingent consideration total | 29,388,000 | 17,527,000 | 58,874,000 | 27,539,000 |
Healthcome [Member]
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Contingent Consideration Charges [Line Items] | ||||
Contingent consideration - compensation expense | 594,000 | 1,023,000 | ||
Contingent consideration total | $ 594,000 | $ 1,023,000 |