Nature of Operations and Summary of Significant Accounting Policies - Narrative (Details) $ in Thousands	3 Months Ended				9 Months Ended	12 Months Ended
	Jan. 02, 2016	Oct. 03, 2015 USD ($)	Jan. 03, 2015 USD ($)	Sep. 27, 2014	Oct. 03, 2015 USD ($) Segment	Jan. 02, 2016	Jan. 03, 2015 USD ($)
Accounting Policies [Abstract]
Number of reportable segments | Segment					2
Operating Cycle [Line Items]
Operating Cycle, Quarterly		91 days	98 days	91 days
Operating Cycle, Fiscal							371 days
Restricted Cash		$ 724	$ 415		$ 724		$ 415
Banker's acceptance drafts, maturity period					6 months
Banker's acceptance drafts		$ 6,470	$ 6,334		$ 6,470		$ 6,334
Forecast [Member]
Operating Cycle [Line Items]
Operating Cycle, Quarterly	91 days
Operating Cycle, Fiscal						364 days
Minimum [Member]
Operating Cycle [Line Items]
Operating Cycle, Quarterly					91 days
Operating Cycle, Period when an extra week is added					5 years
Operating Cycle, Fiscal					364 days
Maximum [Member]
Operating Cycle [Line Items]
Operating Cycle, Quarterly					98 days
Operating Cycle, Period when an extra week is added					6 years
Operating Cycle, Fiscal					371 days