Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 26, 2025	Dec. 27, 2024	Dec. 29, 2023
Cash flows from operating activities:
Net income (loss)	$ (171.6)	$ 34.5	$ (22.2)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	47.9	45.7	37.6
Amortization of intangible assets	28.1	30.4	24.1
Stock-based compensation	19.2	17.4	12.1
Amortization of debt issuance costs	2.7	3.0	3.9
Impairment of goodwill	151.1	0.0	0.0
Loss (gain) on sale of property, plant and equipment	0.7	1.2	(0.9)
Change in the fair value of financial instruments	(0.1)	(29.2)	1.7
Deferred income taxes	(2.7)	(3.0)	(12.4)
Changes in assets and liabilities, net of effects of acquisitions:
Accounts receivable	32.3	(60.3)	78.5
Inventories	(9.9)	(6.5)	80.8
Prepaid expenses and other current assets	(8.3)	(3.2)	12.5
Other non-current assets	(1.9)	1.3	0.0
Accounts payable	(17.6)	26.4	(61.5)
Accrued compensation and related benefits	1.0	2.4	(5.6)
Income taxes payable	(13.5)	1.0	(5.2)
Operating lease assets and liabilities	12.9	2.6	0.4
Other liabilities	(4.7)	1.3	(7.9)
Net cash provided by operating activities	65.6	65.0	135.9
Cash flows from investing activities:
Purchases of property, plant and equipment	(50.3)	(63.5)	(75.8)
Acquisition of businesses, net of cash acquired	0.0	0.0	(46.1)
Other investing activities	3.3	0.0	2.2
Net cash used in investing activities	(47.0)	(63.5)	(119.7)
Cash flows from financing activities:
Proceeds from bank borrowings	59.3	67.7	0.0
Extinguishment of bank borrowings	(59.3)	(44.2)	0.0
Proceeds from issuance of common stock	2.2	2.0	0.8
Principal payments on bank borrowings	(18.2)	(10.2)	(38.6)
Payment of debt issuance costs	(0.6)	(2.5)	(0.3)
Employees’ taxes paid upon vesting of restricted stock units	(1.1)	(2.5)	(2.2)
Payments of dividends to a joint venture shareholder	(0.1)	(0.5)	(0.2)
Repurchase of shares	(3.4)	0.0	(29.4)
Net cash provided by (used in) financing activities	(21.2)	9.8	(69.9)
Effect of exchange rate changes on cash and cash equivalents	0.5	(4.4)	1.9
Net increase (decrease) in cash and cash equivalents	(2.1)	6.9	(51.8)
Cash and cash equivalents at beginning of period	313.9	307.0	358.8
Cash and cash equivalents at end of period	311.8	313.9	307.0
Supplemental cash flow information:
Income taxes paid, net of income tax refunds	42.0	34.3	31.2
Interest paid	39.7	40.4	44.8
Non-cash investing and financing activities:
Property, plant and equipment purchased included in accounts payable and other liabilities	3.0	2.9	9.7
Fair value of HIS earn-out at acquisition date	$ 0.0	$ 0.0	$ 27.1