Legal Proceedings - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Dec. 27, 2014	Dec. 27, 2014
Commitments and Contingencies Disclosure [Abstract]
Settlement of litigation	$ 260us-gaap_LitigationSettlementExpense	$ 260us-gaap_LitigationSettlementExpense

Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

No definition available.

Name:	us-gaap_LitigationSettlementExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration