Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The total number of new claims filed pertaining to a loss contingency during the period.

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Term of the unrecognized unconditional purchase obligation, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Commitments and Contingencies - Narrative (Details) $ in Millions			3 Months Ended				6 Months Ended	9 Months Ended
	Sep. 29, 2025 USD ($)	Jan. 08, 2025 lawsuit	Mar. 29, 2026 USD ($)	Dec. 28, 2025 USD ($)	Sep. 29, 2025 USD ($)	Mar. 30, 2025 USD ($)	Mar. 29, 2026 USD ($)	Mar. 29, 2026 USD ($)	Mar. 30, 2025 USD ($)	Jun. 30, 2024 USD ($)	Jun. 25, 2023 USD ($)
Loss Contingencies [Line Items]
Loss contingency, number of additional lawsuits \| lawsuit		2
Unrecorded unconditional purchase obligation, monthly payment			$ 0.2				$ 0.2	$ 0.2
Unrecorded unconditional purchase obligation, term								184 months
Purchase Commitment 2023
Loss Contingencies [Line Items]
Purchase commitment, amount committed											$ 200.0
Current purchases under agreement	$ 0.0		6.9	$ 2.3	$ 4.4	$ 4.5		$ 13.6	$ 17.0
Product purchases remainder of fiscal year			27.9				27.9	27.9
Product purchases year one			38.0				38.0	38.0
Product purchases year two			40.0				40.0	40.0
Product purchases year three			42.0				42.0	42.0
Capacity reserve deposit			60.0				60.0	60.0
Prepaid supplies			60.0				60.0	60.0
Purchase Commitment 2024
Loss Contingencies [Line Items]
Purchase commitment, amount committed										$ 86.4
Current purchases under agreement	$ 0.0		4.8		$ 7.2	$ 7.2	16.8	21.6
Product purchases remainder of fiscal year			7.2				7.2	7.2
Product purchases year one			9.6				9.6	9.6
Electricity For Siler City, North Carolina Facilities
Loss Contingencies [Line Items]
Purchase commitment, amount committed			57.1				57.1	$ 57.1
Purchase commitment, period								4 years
Electricity For Durham, North Carolina Facilities
Loss Contingencies [Line Items]
Purchase commitment, amount committed			$ 23.4				$ 23.4	$ 23.4
Purchase commitment, period								8 years