Product and Geographic Information - Net Sales & Gross Profit by Segment (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Apr. 01, 2017	Dec. 31, 2016	Oct. 01, 2016	Jul. 02, 2016	Apr. 02, 2016	Jan. 02, 2016	Sep. 26, 2015	Jun. 27, 2015	Apr. 01, 2017	Apr. 02, 2016	Mar. 28, 2015
Segment Reporting Information [Line Items]
Gross Profit	$ 18,230	$ 11,448	$ 10,980	$ 20,808	$ 21,184	$ 17,721	$ 18,421	$ 15,377	$ 61,466	$ 72,703	$ 54,681
Revenue, Net	$ 49,918	$ 33,779	$ 29,658	$ 47,668	$ 51,486	$ 43,342	$ 46,472	$ 43,091	$ 161,023	$ 184,391	$ 159,118

Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1,2)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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