Leases - Narrative (Details) $ in Millions	12 Months Ended
	Dec. 28, 2021 USD ($) lease	Dec. 29, 2020 USD ($) lease	Dec. 31, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Base lease term (in years)	10 years
Operating lease expense	$ 39.1	$ 39.9	$ 40.8
Rent deferred for executed lease amendments		4.4
Reduction to lease expense		$ 0.3
Number of restaurant lease assets impaired | lease	1	4
Right-of-use asset impairment charges	$ 0.1	$ 0.5
Options to extend lease term included in operating lease payments	111.4
Minimum lease payments for leases signed but not yet commenced	$ 1.9
Minimum
Lessee, Lease, Description [Line Items]
Lease extension term (in years)	5 years
Maximum
Lessee, Lease, Description [Line Items]
Lease extension term (in years)	15 years