Share Repurchase - Additional Information (Detail) - USD ($)	3 Months Ended	6 Months Ended
Dec. 26, 2015	Dec. 27, 2014	Dec. 26, 2015	Dec. 27, 2014	Aug. 31, 2015	May. 31, 2008	May. 31, 2007
Equity [Abstract]
Stock repurchase program, authorized amount	$ 275,000,000		$ 275,000,000		$ 275,000,000	$ 175,000,000	$ 100,000,000
Stock repurchase program, shares repurchased	137,158	52,901	223,354	118,101
Stock repurchase program, repurchased amount	$ 9,138,000	$ 3,453,000	$ 15,020,000	$ 7,094,000
Stock repurchase program, remaining authorized repurchase amount	$ 113,548,000		$ 113,548,000

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 04
-Article 3

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 29, 30
-Article 5

Name:	us-gaap_StockRepurchasedDuringPeriodShares
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration