Organization and Summary of Significant Accounting Policies (Details Textuals)	Sep. 27, 2015	Dec. 28, 2014	Sep. 28, 2014
Organization and Presentation
Exchange rate used to translate Japanese yen to U.S. dollar	120.67	120.44	109.23

Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 830

-SubTopic 30

-Section S99

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6897108&loc=SL6897125-166521

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