Financing and Trade Receivables - Schedule of Amortized Cost Basis and Current Period Gross Write-Offs (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 03, 2026	Dec. 31, 2025
Current Period Gross Write-offs
2026	$ 0.0
2025	0.2
2024	1.5
2023	1.7
2022	1.3
Prior	0.8
Total	5.5
PSAs
Financing Receivable, Credit Quality Indicator [Line Items]
2026	50.7
2025	134.7
2024	88.1
2023	44.5
2022	15.6
Prior	4.3
Total	337.9	$ 338.9
Current Period Gross Write-offs
2026	0.0
2025	0.2
2024	1.2
2023	1.5
2022	0.5
Prior	0.4
Total	3.8
PSAs | A
Financing Receivable, Credit Quality Indicator [Line Items]
2026	27.7
2025	67.9
2024	41.8
2023	20.9
2022	7.2
Prior	1.5
Total	167.0
PSAs | B
Financing Receivable, Credit Quality Indicator [Line Items]
2026	14.7
2025	41.7
2024	28.8
2023	14.5
2022	5.0
Prior	1.7
Total	106.4
PSAs | C
Financing Receivable, Credit Quality Indicator [Line Items]
2026	5.7
2025	19.7
2024	14.5
2023	6.5
2022	2.4
Prior	0.7
Total	49.5
PSAs | D
Financing Receivable, Credit Quality Indicator [Line Items]
2026	2.6
2025	5.4
2024	3.0
2023	2.6
2022	1.0
Prior	0.4
Total	15.0
Franchisee Notes
Financing Receivable, Credit Quality Indicator [Line Items]
2026	12.4
2025	21.1
2024	15.9
2023	14.1
2022	9.7
Prior	18.1
Total	91.3
Current Period Gross Write-offs
2026	0.0
2025	0.0
2024	0.3
2023	0.2
2022	0.8
Prior	0.4
Total	1.7
Franchisee Notes | Active distributors
Financing Receivable, Credit Quality Indicator [Line Items]
2026	12.4
2025	20.7
2024	13.6
2023	8.8
2022	5.1
Prior	7.4
Total	68.0
Franchisee Notes | Separated distributors
Financing Receivable, Credit Quality Indicator [Line Items]
2026	0.0
2025	0.4
2024	2.3
2023	5.3
2022	4.6
Prior	10.7
Total	$ 23.3