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Leases (Rental Income) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Oct. 02, 2022 | Oct. 03, 2021 | Sep. 27, 2020
Lessor, Lease, Description [Line Items] |  |  |
Operating Lease, Lease Income, Statement of Income or Comprehensive Income [Extensible Enumeration] | Revenues | Revenues |
Amortization of favorable and unfavorable lease contracts, net | $ 1,120 | $ 0 | $ 0
Operating lease income - closed restaurants and other | 6,407 | 6,027 |
Owned Properties |  |  |
Lessor, Lease, Description [Line Items] |  |  |
Operating lease income - closed restaurants and other | 60 | 0 |
Leased Properties |  |  |
Lessor, Lease, Description [Line Items] |  |  |
Operating lease income - closed restaurants and other | 6,347 | 6,027 |
Franchise contracts |  |  |
Lessor, Lease, Description [Line Items] |  |  |
Operating lease income - franchise | 231,773 | 238,160 |
Variable lease income - franchise | 108,420 | 108,474 |
Amortization of favorable and unfavorable lease contracts, net | 198 | 0 |
Franchise rental revenues | 340,391 | 346,634 |
Franchise contracts | Owned Properties |  |  |
Lessor, Lease, Description [Line Items] |  |  |
Operating lease income - franchise | 19,221 | 20,132 |
Variable lease income - franchise | 12,418 | 12,363 |
Amortization of favorable and unfavorable lease contracts, net | 0 | 0 |
Franchise rental revenues | 31,639 | 32,495 |
Franchise contracts | Leased Properties |  |  |
Lessor, Lease, Description [Line Items] |  |  |
Operating lease income - franchise | 212,552 | 218,028 |
Variable lease income - franchise | 96,002 | 96,111 |
Amortization of favorable and unfavorable lease contracts, net | 198 | 0 |
Franchise rental revenues | $ 308,752 | $ 314,139 |

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- Definition Indicates line item in statement of comprehensive income that includes operating lease income. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123420820&loc=SL77919311-209978 + Details
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- Definition Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=124258985&loc=SL77919372-209981 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123420820&loc=SL77919311-209978 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 6A -URI http://asc.fasb.org/extlink&oid=124502072&loc=SL77927221-108306 + Details
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