Derivative Financial Instruments and Hedging - Schedule of Derivative Financial Instruments (Details) - USD ($) $ in Millions	Dec. 28, 2025	Dec. 29, 2024
Derivatives, Fair Value [Line Items]
Total asset derivatives	$ 1.8	$ 1.9
Total liability derivatives	$ 1.8	$ 6.0
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Other current liabilities, Other long-term liabilities	Other current liabilities, Other long-term liabilities
Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Total asset derivatives	$ 1.8	$ 1.9
Total liability derivatives	1.8	6.0
Foreign exchange contracts | Designated as Hedging Instrument | Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Total asset derivatives	0.1	0.2
Natural gas contracts | Designated as Hedging Instrument | Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Total asset derivatives	1.0	0.8
Natural gas contracts | Designated as Hedging Instrument | Other assets
Derivatives, Fair Value [Line Items]
Total asset derivatives	0.1	0.9
Natural gas contracts | Designated as Hedging Instrument | Other current liabilities
Derivatives, Fair Value [Line Items]
Total liability derivatives	1.3	1.7
Natural gas contracts | Designated as Hedging Instrument | Other long-term liabilities
Derivatives, Fair Value [Line Items]
Total liability derivatives	0.4	0.1
Nickel and other raw material contracts | Designated as Hedging Instrument | Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Total asset derivatives	0.6	0.0
Nickel and other raw material contracts | Designated as Hedging Instrument | Other current liabilities
Derivatives, Fair Value [Line Items]
Total liability derivatives	$ 0.1	$ 4.2