Business and Significant Accounting Policies - Revenue Recognition (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 03, 2026	Dec. 28, 2024	Dec. 30, 2023
Disaggregation of Revenue [Line Items]
Average period of recognition (in days)	60 days
Net revenue reduction for variable considerations	$ 8.8	$ 17.7	$ 14.7
Minimum
Disaggregation of Revenue [Line Items]
Period of recognition (in days)	14 days
Maximum
Disaggregation of Revenue [Line Items]
Period of recognition (in days)	120 days
Customer, Managed Care Payors | Net revenue | Customer concentration risk
Disaggregation of Revenue [Line Items]
Concentration risk (percent)	42.00%