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