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Acquisitions - Additional Information (Detail) $ in Thousands | Oct. 10, 2015 USD ($) | Jun. 16, 2015 USD ($) Store | Jan. 03, 2015 USD ($)
--- | --- | --- | ---
Business Acquisition [Line Items] |  |  |
Goodwill | $ 331,612 |  | $ 297,280
Retail [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Goodwill | 190,518 |  | 165,932
Food Distribution [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Goodwill | $ 141,094 |  | $ 131,348
Dan's [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Total purchase price of assets |  | $ 32,600 |
Amount of inventory included in total purchase price |  | $ 3,700 |
Number of stores acquired | Store |  | 6 |
Dan's [Member] | Retail [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Goodwill |  | $ 24,600 |
Dan's [Member] | Food Distribution [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Goodwill |  | $ 1,000 |

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- Definition The amount of inventory recognized as of the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=35744172&loc=d3e2207-128464 + Details
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- Definition Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 + Details
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