Income Taxes - Narrative (Details) $ in Millions	12 Months Ended
	Dec. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2022 CAD ($)	Jan. 01, 2022 USD ($)	Jan. 01, 2022 CAD ($)
Income Tax Examination [Line Items]
Federal foreign tax credit	$ 300,000	$ 0
Federal R&D tax credit	0	0
Other federal tax credit	0	3,200,000
Valuation allowance	5,927,000	8,923,000
Partnership basis	0	41,985,000
Tax impact of restructuring	31,340,000	0		$ (24,779,000)
Deferred tax liability, amount not recognized	0
Canada Revenue Agency | 2012-2019
Income Tax Examination [Line Items]
Accrued tax and interest					$ 28.1
Accrued tax and interest, payment			$ 1.9		$ 26.2
Canada
Income Tax Examination [Line Items]
Valuation allowance	2,700,000
Australia
Income Tax Examination [Line Items]
Valuation allowance	3,200,000
U.S. State
Income Tax Examination [Line Items]
Net operating loss carryforwards	$ 10,000,000	$ 24,600,000