Long-Lived Assets by Major Geographic Region (Details) (USD $) In Thousands, unless otherwise specified	Apr. 04, 2015	Jan. 03, 2015	Dec. 28, 2013
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	$ 167,193	$ 138,914
United States and Canada
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	129,397		115,537
Asia
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	13,727		5,156
Europe and Middle East
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	22,596		16,291
Latin America
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	1,473		1,930
Total International
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	$ 37,796	$ 23,377