Condensed Consolidated Statements Of Cash Flows (unaudited) - USD ($) $ in Millions		9 Months Ended
		Oct. 02, 2026	Oct. 03, 2025
Cash flow from operating activities:
Net income (loss)		$ (313.7)	$ 267.4
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization		151.7	149.3
Goodwill impairment		562.0	0.0
Deferred income taxes		(71.1)	(24.3)
Stock-based compensation		118.3	111.1
Other, net		12.8	53.5
(Increase) decrease in assets:
Accounts receivable, net		235.9	195.0
Inventories		7.0	17.3
Other current and non-current assets		(30.2)	(31.1)
Increase (decrease) in liabilities:
Accounts payable		51.7	(13.6)
Accrued compensation and benefits		(67.8)	(71.8)
Deferred revenue		(82.3)	(71.1)
Income taxes payable		(9.0)	(311.5)
Other current and non-current liabilities		99.4	(44.3)
Net cash provided by operating activities		664.7	225.9
Cash flow from investing activities:
Divestitures of businesses, net of cash divested		(2.0)	(6.5)
Acquisitions of businesses, net of cash acquired		(236.5)	(4.4)
Purchases of property and equipment		(21.1)	(19.7)
Other, net		(0.9)	(5.5)
Net cash used in investing activities		(260.5)	(36.1)
Cash flow from financing activities:
Issuance of common stock, net of tax withholdings		(15.7)	1.1
Repurchases of common stock		(552.9)	(727.4)
Proceeds from debt and revolving credit lines		1,158.7	577.2
Payments on debt and revolving credit lines		(1,018.5)	(577.2)
Other, net		(7.9)	(3.0)
Net cash used in financing activities		(436.3)	(729.3)
Effect of exchange rate changes on cash and cash equivalents		(6.8)	24.4
Net decrease in cash and cash equivalents		(38.9)	(515.1)
Cash and cash equivalents - beginning of period	[1]	253.4	747.8
Cash and cash equivalents - end of period		214.5	232.7
Supplemental cash flow disclosure:
Cash paid for income taxes, net		$ 55.7	$ 392.2

[1] (1) Includes $9.0 million of cash and cash equivalents classified as held for sale as of January 3, 2025.