Schedule of Potentially Dilutive Securities Excluded from EPS Calculations (Detail) In Thousands, unless otherwise specified	3 Months Ended
Sep. 23, 2012	Sep. 25, 2011
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of potential dilutive securities excluded	2,147	1,066

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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