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Intangible and Other Assets - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 6 Months Ended |  | 1 Months Ended | 6 Months Ended | 1 Months Ended | 6 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Jun. 29, 2013 | Jun. 30, 2012 | Jun. 29, 2013 | Jun. 30, 2012 | Dec. 29, 2012 | Jun. 29, 2013 Customer relationship value [Member] | Jun. 29, 2013 Customer relationship value [Member] | Jun. 29, 2013 Trademark value [Member] | Jun. 29, 2013 Trademark value [Member]
Acquired Finite And Indefinite Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |
Goodwill | $ 823.9 |  | $ 823.9 |  | $ 807.4 |  |  |  |
Preliminary purchase accounting related to acquisition |  |  | 24.5 |  |  |  |  |  |
Customer relationship value |  |  |  |  |  | 5.2 |  |  |
Non-amortized trademark |  |  |  |  |  |  |  | 3.2 |
Accumulated impairment losses | 0 |  | 0 |  |  |  |  |  |
Weighted-average amortization period (in years) |  |  | 12 years |  |  |  | 16 years |  | 6 years
Customer relationship contractual term, minimum (in years) |  |  |  |  |  |  | 3 years |  |
Customer relationship contractual term, maximum (in years) |  |  |  |  |  |  | 5 years |  |
Aggregate amortization expense | 6.5 | 6.6 | 12.8 | 13.0 |  |  |  |  |
Estimated annual amortization expense for fiscal period 2013 | 24.3 |  | 24.3 |  |  |  |  |  |
Estimated annual amortization expense for fiscal period 2014 | 20.0 |  | 20.0 |  |  |  |  |  |
Estimated annual amortization expense for fiscal period 2015 | 14.1 |  | 14.1 |  |  |  |  |  |
Estimated annual amortization expense for fiscal period 2016 | 11.2 |  | 11.2 |  |  |  |  |  |
Estimated annual amortization expense for fiscal period 2017 | 10.1 |  | 10.1 |  |  |  |  |  |
Estimated annual amortization expense for fiscal period 2018 | $ 8.9 |  | $ 8.9 |  |  |  |  |  |

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