Long-Term Debt - Additional Information (Detail) (USD $)	6 Months Ended		3 Months Ended			6 Months Ended
	Dec. 25, 2013	Dec. 26, 2012	Dec. 25, 2013 Revolver Borrowings [Member]	Sep. 25, 2013 Revolver Borrowings [Member]	Dec. 25, 2013 Revised Unsecured Senior Credit Facility [Member]	Dec. 25, 2013 Revised Unsecured Senior Credit Facility [Member] Maximum [Member]	Dec. 25, 2013 Revised Unsecured Senior Credit Facility [Member] Minimum [Member]
Line of Credit Facility [Line Items]
Proceeds from Lines of Credit			$ 20,000,000	$ 60,000,000
Repayments of Lines of Credit	40,000,000	0	20,000,000	20,000,000
Debt available under revolving credit facility			$ 210,000,000
Basis spread on variable rate						2.50%	1.63%
One-month LIBOR					0.17%