Segment and Geographic Information (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 04, 2015 USD ($)	Jun. 28, 2014 USD ($)	Jul. 04, 2015 USD ($) segment	Jun. 28, 2014 USD ($)
Revenues from External Customers and Long-Lived Assets [Line Items]
Number of operating segments | segment			2
Total revenue	$ 106,460	$ 99,320	$ 195,057	$ 195,957
Total revenue as percentage	100.00%	100.00%	100.00%	100.00%
Asia
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	$ 83,395	$ 73,459	$ 145,929	$ 146,203
Total revenue as percentage	78.00%	74.00%	75.00%	75.00%
Europe
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	$ 13,477	$ 15,718	$ 29,944	$ 30,428
Total revenue as percentage	13.00%	16.00%	15.00%	15.00%
Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	$ 9,588	$ 10,143	$ 19,184	$ 19,326
Total revenue as percentage	9.00%	10.00%	10.00%	10.00%