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Severance, Restructuring and Acquisition Integration Activities - Additional Information (Detail) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2015 USD ($) | Jun. 28, 2015 USD ($) | Jun. 29, 2014 USD ($) | Dec. 31, 2015 USD ($) | Jun. 28, 2015 USD ($) Program | Jun. 29, 2014 USD ($)
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance, restructuring, and acquisition integration costs |  | $ 4,907 | $ 38,208 |  | $ 19,390 | $ 39,651
Number of significant programs | Program |  |  |  |  | 2 |
Additional severance and other restructuring costs and accelerated depreciation expense |  | 0 |  |  | $ 0 |
Scenario Forecast [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance, restructuring, and acquisition integration costs | $ 30,000 |  |  | $ 27,000 |  |
Expected savings from the restructuring program | $ 30,000 |  |  |  |  |
Maximum [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring and integration cost payable period |  |  |  |  | 60 days |
Cost of Sales [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance, restructuring, and acquisition integration costs |  | 1,800 | 8,000 |  | $ 3,200 | 8,000
Selling, General and Administrative Expenses [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance, restructuring, and acquisition integration costs |  | 2,700 | 28,900 |  | 14,500 | 30,000
Research and Development [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Severance, restructuring, and acquisition integration costs |  | $ 400 | $ 1,300 |  | $ 1,700 | $ 1,700

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