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Investment in Unconsolidated Affiliate (Details Textual) (USD $)	3 Months Ended		6 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 28, 2013	Dec. 29, 2012
Investment in Unconsolidated Affiliate (Textual)
Equity in net income of unconsolidated affiliates	$ 27,000	$ 57,000	$ 70,000	$ 165,000
Jiyuan Crystal Photoelectric Frequency Technology Ltd [Member]
Investment in Unconsolidated Affiliate (Textual)
Equity interest	49.00%		49.00%
Equity in net income of unconsolidated affiliates			$ 70,000	$ 165,000

This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

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