Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 27, 2024	Sep. 29, 2023
Cash flows from operating activities:
Net income (loss)	$ (1,119.8)	$ 117.2
Noncash items:
Depreciation	31.6	26.8
Amortization	63.7	75.9
Allowance for credit losses	16.0	3.5
Stock-based compensation expense	26.1	26.2
Loss (gain) on equity investments, net	0.5	(3.6)
Gain on sale of property, plant and equipment	0.0	(2.0)
Restructuring charges	0.0	0.7
Goodwill and intangible asset impairments	1,153.8	0.0
Fixed assets impairments and other charges	17.1	0.3
Non-cash operating lease costs	23.1	19.9
Inducement expense related to exchange of convertible notes	0.0	28.5
Amortization of debt discount and issuance costs	3.7	3.4
Deferred income taxes	(46.8)	0.0
Change in trade accounts receivable	(0.9)	(33.0)
Change in inventories	(11.6)	9.4
Change in trade accounts payable	(7.5)	(53.2)
Change in prepaid expenses and other assets	(12.9)	5.4
Change in accrued expenses and other liabilities	99.5	(26.1)
Change in operating lease liabilities	(31.5)	(25.6)
Net cash provided by operating activities	204.1	173.7
Cash flows from investing activities:
Payments for additions to property, plant and equipment	(25.2)	(50.0)
Purchases of investments held in rabbi trust	(32.6)	0.0
Proceeds from sale of investments held in rabbi trust	8.8	0.0
Proceeds from sale of equity investment	0.4	10.7
All other investing activities, net	1.4	(10.5)
Net cash used in investing activities	(47.2)	(49.8)
Cash flows from financing activities:
Proceeds from stock option exercises	2.0	7.5
Tax withholding payment related to net settlement of equity awards	(4.0)	(7.8)
Proceeds from issuance of convertible notes due 2028	0.0	500.2
Principal paid related to exchange of convertible notes due 2025	0.0	(401.2)
Proceeds from borrowings	0.0	323.5
Repayment of borrowings	(100.0)	(288.8)
All other financing activities	(0.8)	0.2
Net cash (used in) provided by financing activities	(102.8)	115.6
Effect of exchange rate changes on cash and cash equivalents	(2.8)	(22.2)
Net change in cash and cash equivalents	51.3	217.3
Beginning balance of cash and cash equivalents	940.0	606.9
Ending balance of cash and cash equivalents	991.3	824.2
Supplemental data:
Cash paid for interest	45.4	47.9
Cash paid for taxes	29.8	49.5
ROU assets obtained in exchange for operating lease obligations	44.5	18.9
Convertible senior notes due 2028 (the “2028 Convertible Notes”)
Cash flows from financing activities:
Debt issuance costs	0.0	(13.5)
Other Borrowings
Cash flows from financing activities:
Debt issuance costs	$ 0.0	$ (4.5)