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Retirement Plan - Assumptions to Calculate Net Periodic Costs of SERP (Detail) (SERP [Member])
 12 Months Ended
Jun. 27, 2013
Jun. 28, 2012
Jun. 30, 2011
SERP [Member]
      
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items]      
Discount rate 4.17% 5.51% 5.61%
Rate of compensation increases 4.50% 4.50% 4.50%
Bonus payment 60% - 70% of base, paid 3 of 5 years 60% - 70% of base, paid 3 of 5 years 60% - 70% of base, paid 3 of 5 years