Fair Value Measurements - Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 27, 2014	Jun. 28, 2014
Other assets:
Total assets	$ 13,034	$ 37,118
Accrued expenses:
Total liabilities	239,921	263,983
Fair Value, Measurements, Recurring
Other assets:
Money market mutual funds	4,009	3,309
Equity and fixed income mutual funds	29,552	29,358
Cash surrender value of life insurance policies	14,492	14,287
Total assets	48,053	46,954
Accrued expenses:
Derivative financial instruments	562	930
Total liabilities	562	930
Level 1
Other assets:
Total assets	13,034	37,118
Accrued expenses:
Total liabilities	0	0
Level 1 | Fair Value, Measurements, Recurring
Other assets:
Money market mutual funds	4,009	3,309
Equity and fixed income mutual funds	29,552	29,358
Cash surrender value of life insurance policies	0	0
Total assets	33,561	32,667
Accrued expenses:
Derivative financial instruments	0	0
Total liabilities	0	0
Level 2
Other assets:
Total assets	0	0
Accrued expenses:
Total liabilities	239,921	263,983
Level 2 | Fair Value, Measurements, Recurring
Other assets:
Money market mutual funds	0	0
Equity and fixed income mutual funds	0	0
Cash surrender value of life insurance policies	14,492	14,287
Total assets	14,492	14,287
Accrued expenses:
Derivative financial instruments	562	930
Total liabilities	$ 562	$ 930