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Business Combination (Business Combination, Goodwill Segment Allocation) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Oct. 02, 2022 | Oct. 03, 2021
Business Acquisition [Line Items] |  |
Goodwill, acquired during period |  | $ 613
Del Taco |  |
Business Acquisition [Line Items] |  |
Goodwill, acquired during period |  | 0
Jack in the Box |  |
Business Acquisition [Line Items] |  |
Goodwill, acquired during period |  | $ 613
Del Taco |  |
Business Acquisition [Line Items] |  |
Goodwill, acquired during period | $ 319,722 |
Del Taco | Del Taco |  |
Business Acquisition [Line Items] |  |
Goodwill, acquired during period | 230,722 |
Del Taco | Jack in the Box |  |
Business Acquisition [Line Items] |  |
Goodwill, acquired during period | $ 89,000 |

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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 + Details
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