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Earnings Per Common Share - Weighted Average Number of Shares (Detail)	3 Months Ended		6 Months Ended
	Dec. 27, 2012	Dec. 29, 2011	Dec. 27, 2012	Dec. 29, 2011
Earnings Per Common Share [Line Items]
Weighted average number of shares outstanding - basic	10,838,037	10,711,430	10,817,359	10,697,039
Effect of dilutive securities:
Stock options and restricted stock units	103,205	65,180	131,316	78,239
Weighted average number of shares outstanding - diluted	10,941,242	10,776,610	10,948,675	10,775,278

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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