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Restricted Stock Units Stock-Based Compensation (Narrative) (Details) - shares	3 Months Ended		6 Months Ended
	Dec. 25, 2016	Dec. 27, 2015	Dec. 25, 2016	Dec. 27, 2015
Restricted Stock Units Stock-Based Compensation Narrative Details
Stock-based compensation expense related to restricted stock units	20,000	0	40,000	0
Unamortized stock-based compensation expense related to restricted stock units	0	0	500,000	0

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Stock-based compensation expense related to restricted stock units

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