Condensed Consolidated Statements Of Cash Flows (unaudited) - USD ($) $ in Millions	6 Months Ended
	Jul. 01, 2022	Jul. 02, 2021
Cash flow from operating activities:
Net income	$ 278.3	$ 253.5
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation expense	20.0	20.8
Amortization expense	66.9	70.8
Deferred income taxes	(24.9)	(4.9)
Stock-based compensation	61.3	62.8
Divestitures gain, net	(97.1)	(24.0)
Other, net	12.6	3.6
(Increase) decrease in assets:
Accounts receivable, net	(1.5)	35.2
Inventories	(72.4)	(0.3)
Other current and non-current assets	(25.6)	(22.4)
Increase (decrease) in liabilities:
Accounts payable	(7.9)	39.2
Accrued compensation and benefits	(46.4)	6.3
Deferred revenue	67.3	3.9
Other current and non-current liabilities	(28.8)	(15.7)
Net cash provided by operating activities	201.8	428.8
Cash flow from investing activities:
Purchases of property and equipment	(28.5)	(21.4)
Net proceeds from sale of businesses	210.5	46.0
Net proceeds from sale of property and equipment	0.1	20.7
Other, net	(9.8)	(2.4)
Net cash provided by investing activities	172.3	42.9
Cash flow from financing activities:
Issuance of common stock, net of tax withholdings	(21.7)	(17.3)
Repurchases of common stock	(304.7)	(40.0)
Proceeds from debt and revolving credit lines	138.2	198.9
Payments on debt and revolving credit lines	(138.2)	(363.3)
Other, net	(8.9)	(1.4)
Net cash used in financing activities	(335.3)	(223.1)
Effect of exchange rate changes on cash and cash equivalents	(14.4)	(1.9)
Net increase in cash and cash equivalents	24.4	246.7
Cash and cash equivalents - beginning of period	325.7	237.7
Cash and cash equivalents - end of period	$ 350.1	$ 484.4