Financial Information by Operating Segment (Parenthetical) (Detail) - USD ($) $ in Thousands	3 Months Ended	8 Months Ended
Sep. 09, 2018	Sep. 10, 2017	Sep. 09, 2018	Sep. 10, 2017
Segment Reporting Information [Line Items]
Revenue	$ 785,965	$ 643,642	$ 2,350,732	$ 1,896,470
Income from operations	132,432	117,080	392,053	345,981
Segment Income	143,403	132,924	438,828	391,576
Domestic Stores [Member] \| Domestic Franchise Advertising [Member]
Segment Reporting Information [Line Items]
Revenue	$ 82,478		$ 245,618
Alaska and Hawaii [Member] \| International Franchise [Member]
Segment Reporting Information [Line Items]
Revenue		$ 600		1,800
Income from operations				1,700
Segment Income				$ 1,700

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 32
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8933-108599

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599

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Data Type:	xbrli:monetaryItemType
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