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Closure and Impairment Charges - Narrative (Details) $ in Millions | 3 Months Ended
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Mar. 31, 2024 USD ($) restaurant | Mar. 31, 2023 USD ($) restaurant
Restructuring Cost and Reserve [Line Items] |  |
Closure charges | $ 0.6 | $ 0.4
Long-lived tangible asset impairment | $ 0.0 | $ 0.1
IHOP |  |
Restructuring Cost and Reserve [Line Items] |  |
Number of restaurants related to prior period closure charge revisions | restaurant | 21 | 28

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