Income Taxes - Narrative (Details) - USD ($) $ in Millions		12 Months Ended
	Mar. 27, 2020	Jan. 01, 2022	Jan. 02, 2021
Operating Loss Carryforwards [Line Items]
Deferred tax liability recognized, undistributed foreign earnings			$ 0.3
Deferred tax liability - CARES Act		$ 1.3	$ 2.7
Leasehold improvements
Operating Loss Carryforwards [Line Items]
Income tax receivable impacted by CARES Act	$ 2.2
Estimated useful lives (in years)	39 years
United Kingdom
Operating Loss Carryforwards [Line Items]
UK subsidiary distribution of earnings		16.3
U.S. and Foreign
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards		$ 1.5
U.S. and Foreign | Minimum
Operating Loss Carryforwards [Line Items]
Deferred tax asset carry forward period (in years)		20 years