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Summary of Significant Accounting Policies - Additional Information (Detail) $ in Millions		12 Months Ended
	Aug. 02, 2021 USD ($)	Dec. 31, 2022 USD ($)	Jan. 01, 2022 USD ($)	Jan. 02, 2021 USD ($)
Accounting Policies [Line Items]
Proceeds from Sale of Intangible Assets		$ 90.0	$ 0.0	$ 0.0
Gain on sale of trademarks		$ (90.0)	$ 0.0	$ 0.0
Weeks in fiscal year		52	52	53
Advertising expense		$ 220.7	$ 195.4	$ 135.6
Prepaid advertising		$ 2.7	$ 3.6
Sweaty Betty [Member]
Accounting Policies [Line Items]
Business Combination, Consideration Transferred	$ 417.4
Cash Acquired from Acquisition	$ 7.4
Minimum [Member] \| Building [Member]
Accounting Policies [Line Items]
Depreciable life		14 years
Minimum [Member] \| Leasehold Improvements [Member]
Accounting Policies [Line Items]
Depreciable life		5 years
Minimum [Member] \| Furniture Fixture Equipment [Member]
Accounting Policies [Line Items]
Depreciable life		3 years
Minimum [Member] \| Software [Member]
Accounting Policies [Line Items]
Depreciable life		3 years
Maximum [Member] \| Building [Member]
Accounting Policies [Line Items]
Depreciable life		20 years
Maximum [Member] \| Leasehold Improvements [Member]
Accounting Policies [Line Items]
Depreciable life		15 years
Maximum [Member] \| Furniture Fixture Equipment [Member]
Accounting Policies [Line Items]
Depreciable life		10 years
Maximum [Member] \| Software [Member]
Accounting Policies [Line Items]
Depreciable life		5 years