Investments Expenditures Incurred but Not yet Paid

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Non-cash Financing Activities

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NonCash Operating Items

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Proceeds From Stock Options Exercised, Unsettled At Period End

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Right-of-Use Asset Obtained in Exchange for Lease Liability

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Future cash outflow to pay for purchases of fixed assets that have occurred.

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Amount of cash and cash equivalent. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate.

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Amount of cash and cash equivalent, and cash and cash equivalent restricted to withdrawal or usage; attributable to continuing operation. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate.

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Amount, before refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax.

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Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

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Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.

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Summary of Significant Accounting Policies - Schedule of Supplemental Cash Flow Information (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 04, 2026	Mar. 29, 2025	Jan. 03, 2026	Dec. 28, 2024
Non-cash investing activities - continuing operations:
Unpaid purchases of property and equipment	$ 2.1	$ 1.2
Unpaid strategic investments	0.0	0.1
Non-cash financing activities - continuing operations:
Unsettled common stock proceeds from option exercises	0.0	0.7
Reconciliation of cash, cash equivalents and restricted cash:
Cash and cash equivalents:	124.6		$ 152.3
Total cash, cash equivalents and restricted cash shown in the condensed consolidated statements of cash flows	124.6	176.5	$ 153.3	$ 181.4
Continuing operations
Cash paid during the year for:
Interest expense:	5.2	11.5
Income taxes:	4.7	2.1
Operating lease liabilities:	2.2	2.7
Non-cash operating activities:
ROU assets obtained in exchange for lease liabilities:	0.9	(0.4)
Reconciliation of cash, cash equivalents and restricted cash:
Cash and cash equivalents:	124.6	130.8
Restricted cash:	0.0	2.7
Discontinued operations
Cash paid during the year for:
Interest expense:	0.0	0.5
Income taxes:	0.0	3.4
Operating lease liabilities:	0.0	3.4
Reconciliation of cash, cash equivalents and restricted cash:
Cash and cash equivalents:	0.0	41.2
Restricted cash:	$ 0.0	$ 1.8