Closure and Impairment Charges - Narrative (Details) $ in Millions	3 Months Ended	10 Months Ended	12 Months Ended
	Dec. 28, 2025 USD ($)	Dec. 28, 2025 USD ($)	Dec. 28, 2025 USD ($)	Dec. 29, 2024 USD ($) restaurant
Restructuring Cost and Reserve [Line Items]
Closure charges			$ 5.0	$ 2.2
Goodwill impairment			0.0	7.1
Other asset impairment charges			6.0	0.0
Closure Charges | IHOP Restaurant Closure
Restructuring Cost and Reserve [Line Items]
Exit costs		$ 2.0	3.6
Revision to existing closure reserves				$ 1.5
Number of restaurants related to restructuring and related costs | restaurant				21
Closure Charges | Exit Of Office Space
Restructuring Cost and Reserve [Line Items]
Exit costs			0.7	$ 0.6
Off-Market Leases
Restructuring Cost and Reserve [Line Items]
Other asset impairment charges			2.7
Work-In-Progress Assets
Restructuring Cost and Reserve [Line Items]
Other asset impairment charges			2.0
Robotic Automation Company Investment
Restructuring Cost and Reserve [Line Items]
Other asset impairment charges			1.0
Tradenames
Restructuring Cost and Reserve [Line Items]
Impairment	$ 29.0		$ 29.0	$ 0.0