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Amount of net sale proceeds attributable to disposal group held for sale or disposed of.

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Amount classified as non cash charge attributable to disposal group held for sale or disposed of.

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Amount classified as non-controlling interest attributable to disposal group held for sale or disposed of.

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Disposal Group, Including Discontinued Operation, Ownership Percentage in Disposed Asset

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Disposal Group, Including Discontinued Operation, Quarterly Royalty Payments, Period

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Amount classified as unearned royalty stream attributable to disposal group held for sale or disposed of.

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Recognition period for amount classified as unearned royalty stream attributable to disposal group held for sale or disposed of.

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Number of Restaurants Sold

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Sale Leaseback Transaction, Annual Rent Increase, Percentage

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Sale Leaseback Transaction, Annual Rent Payments, Initial Year

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Sale Leaseback Transaction, Lease Renewal Term

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Sale Leaseback Transaction, Number Of Assets Sold

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Sale Leaseback Transaction, Number Of Renewal Options

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- Definition

Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

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No definition available.

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- Definition

Amount classified as goodwill attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.

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- Definition

Amount classified as property, plant and equipment attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.

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- Definition

Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

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- Definition

Amount, before tax, of (gain) loss recognized for the (reversal of write-down) write-down to fair value, less cost to sell, of a disposal group. Excludes discontinued operations.

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- Definition

Amount of divestiture of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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- Definition

Indicates line item in statement of income or comprehensive income that includes impairment of finite-lived intangible asset.

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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Amount of gain (loss) on sale and leaseback transaction from transfer of asset accounted for as sale.

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Lease term for sale and leaseback transaction, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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The number of franchises sold during the period when there are significant changes in franchisor-owned outlets or franchised outlets during the period.

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Divestitures (Details)					3 Months Ended		6 Months Ended	12 Months Ended
Divestitures (Details)	Sep. 30, 2024 USD ($) franchise	Aug. 02, 2024 USD ($) asset renewal_option	Oct. 22, 2023 USD ($)	Mar. 28, 2022 USD ($) restaurant	Jun. 26, 2022 USD ($)	Mar. 27, 2022 USD ($)	Sep. 29, 2024 franchise	Dec. 29, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 25, 2022 USD ($)
Assets Held for Sale
Gain on sale-leaseback								$ 41,289,000	$ 0	$ 0
Goodwill allocated to the disposal group								453,000	436,000
Impairment of franchise rights						$ 2,800,000
Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration]						Asset Impairment Charges
International Transformation Plan
Assets Held for Sale
Number of franchises sold \| franchise							60
Disposal group, disposed of by sale, not discontinued operations
Assets Held for Sale
Upfront consideration	$ 2,600,000							2,600,000
Number of franchises sold \| franchise	15
Remeasurement loss on transfer to held for sale								5,500,000
Net sale proceeds				$ 14,000,000.0
Non-cash charge					$ 8,400,000
Noncontrolling interest				4,200,000
Unearned royalty stream				$ 12,200,000
Unearned royalty stream recognition period				10 years
Goodwill allocated to the disposal group				$ 9,900,000
Disposal group, disposed of by sale, not discontinued operations \| Corporate joint venture
Assets Held for Sale
Ownership percentage in divested joint venture				51.00%
Number of restaurants divested \| restaurant				90
Disposal group, disposed of by sale, not discontinued operations \| Domestic QC Centers
Assets Held for Sale
Number of QC centers sold in sale-leaseback \| asset		2
Upfront consideration		$ 46,700,000
Sale-leaseback lease term		17 years
Number of renewal options for sale-leaseback \| renewal_option		2
Sale-leaseback lease renewal term		5 years
Percentage annual increase in rent for sale-leaseback		2.75%
Gain on sale-leaseback								41,300,000
Disposal group, disposed of by sale, not discontinued operations \| Domestic QC Centers \| Texas QC Center
Assets Held for Sale
Annual rent payments for the first year of sale-leaseback		$ 2,000,000.0
Disposal group, disposed of by sale, not discontinued operations \| Domestic QC Centers \| Florida QC Center
Assets Held for Sale
Annual rent payments for the first year of sale-leaseback		$ 1,000,000.0
Disposal group, disposed of by sale, not discontinued operations \| Preferred Marketing Solutions
Assets Held for Sale
Upfront consideration			$ 600,000
Quarterly royalty payments recognition period			10 years
Net assets of sold operations			$ 1,200,000
Property and equipment of sold operations			600,000
Goodwill of sold operations			$ 400,000						$ 400,000
Gain (loss) on sale								$ 0