Segment and Geographic Information Net Sales by Geographic Area (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jan. 02, 2016	Dec. 27, 2014	Jan. 02, 2016	Dec. 27, 2014
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 43,342	$ 43,661	$ 132,905	$ 121,547
Asia [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	33,278	33,604	103,843	92,838
Americas [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	7,589	5,602	20,750	14,258
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 2,475	$ 4,455	$ 8,312	$ 14,451