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Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Mar. 24, 2016	Mar. 24, 2016
Income Tax Disclosure [Line Items]
Unrecognized tax benefits due to statute expiration and effective settlement	$ 359
United States [Member] | Latest Tax Year [Member]
Income Tax Disclosure [Line Items]
Year of tax returns audit		2015
Illinois [Member] | Latest Tax Year [Member]
Income Tax Disclosure [Line Items]
Year of tax returns audit		2015
California [Member] | Earliest Tax Year [Member]
Income Tax Disclosure [Line Items]
Year of tax returns audit		2011

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- Definition

Income Tax Disclosure [Line Items]

+ References

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Tax year that remains open to examination under enacted tax laws, in CCYY format.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15A
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-URI http://asc.fasb.org/extlink&oid=6907707&loc=SL6600010-109319

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