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.

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=26872669&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Product and Geographic Information - Net Sales by Product Type (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 28, 2014	Dec. 28, 2013	Jun. 29, 2013	Dec. 29, 2012
Product Information
Net sales	$ 35,030	$ 35,030	$ 46,172	$ 46,172
Interconnect Microfabrication Group
Product Information
Net sales	20,948		34,417
Components Group
Product Information
Net sales	3,333		6,142
Semiconductor Group
Product Information
Net sales	$ 10,749		$ 5,613