Cash, Cash Equivalents and Restricted Cash - Schedule of Current Restricted Cash (Details) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Restricted Cash and Cash Equivalents Items [Line Items]
Total current restricted cash	$ 47.6	$ 35.1
Securitized debt reserves
Restricted Cash and Cash Equivalents Items [Line Items]
Total current restricted cash	39.2	31.2
Applebee's advertising funds | Applebee's
Restricted Cash and Cash Equivalents Items [Line Items]
Total current restricted cash	7.0	2.0
Other
Restricted Cash and Cash Equivalents Items [Line Items]
Total current restricted cash	$ 1.4	$ 1.9