Basis of Presentation and Summary of Significant Accounting Policies - Schedule of Cash and Cash Equivalents (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	$ 361,412	$ 383,369
Money market funds
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	30,000	175,000
IHOP advertising funds and gift card programs
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	101,500	71,600
Other depository accounts
Cash and Cash Equivalents [Line Items]
Cash and cash equivalents	$ 229,900	$ 136,800