Taxes - Reconciliation of United States Federal Statutory Corporate Tax Rate to Company's Effective Tax Rate, or Income Tax Provision (Detail)	3 Months Ended		6 Months Ended
	Jun. 29, 2014	Jun. 30, 2013	Jun. 29, 2014	Jun. 30, 2013
Income Tax Disclosure [Abstract]
Income tax provision at federal statutory rate	35.00%	35.00%	35.00%	35.00%
State income taxes, net of federal benefit	1.00%	2.00%	1.00%	2.00%
Foreign tax rate differential	(17.00%)	(17.00%)	(17.00%)	(17.00%)
Tax credit	0.00%	(1.00%)	0.00%	(1.00%)
Discrete tax events	(2.00%)	0.00%	(1.00%)	(1.00%)
Income tax provision	17.00%	19.00%	18.00%	18.00%