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Closure and Impairment Charges - Narrative (Details) - restaurant	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
IHOP
Restructuring Cost and Reserve [Line Items]
Number of restaurants related to prior period closure charge revisions	21	30	21	30

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
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-Topic 420
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-Topic 420
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-URI https://asc.fasb.org/1943274/2147482017/420-10-50-1

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