Condensed Consolidated Statements Of Income (unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 29, 2023	Sep. 30, 2022	Sep. 29, 2023	Sep. 30, 2022
Revenue:
Total revenue	$ 957.3	$ 884.9	$ 2,866.3	$ 2,819.8
Cost of sales:
Amortization of purchased intangible assets	27.7	19.9	80.9	63.4
Total cost of sales	367.1	369.5	1,110.8	1,217.3
Gross margin	590.2	515.4	1,755.5	1,602.5
Operating expense:
Research and development	162.5	127.0	496.6	407.4
Sales and marketing	146.2	137.1	436.9	407.9
General and administrative	117.2	109.6	369.2	318.0
Restructuring	11.8	8.2	26.1	20.5
Amortization of purchased intangible assets	31.2	11.1	74.8	34.5
Total operating expense	468.9	393.0	1,403.6	1,188.3
Operating income	121.3	122.4	351.9	414.2
Non-operating income (expense), net:
Divestitures gain, net	5.5	6.0	10.6	103.1
Interest expense, net	(46.8)	(15.6)	(113.2)	(46.9)
Income from equity method investments, net	5.2	6.8	24.6	22.3
Other income (expense), net	(5.8)	(1.7)	23.6	(14.7)
Total non-operating income (expense), net	(41.9)	(4.5)	(54.4)	63.8
Income before taxes	79.4	117.9	297.5	478.0
Income tax provision	4.5	32.1	49.2	113.9
Net income	$ 74.9	$ 85.8	$ 248.3	$ 364.1
Earnings per share:
Basic (in usd per share)	$ 0.30	$ 0.35	$ 1.00	$ 1.46
Diluted (in usd per share)	$ 0.30	$ 0.34	$ 1.00	$ 1.45
Shares used in calculating earnings per share:
Basic (in shares)	248.6	247.5	248.0	249.1
Diluted (in shares)	249.7	248.9	249.1	250.8
Product
Revenue:
Total revenue	$ 444.0	$ 472.5	$ 1,368.9	$ 1,570.3
Cost of sales:
Cost of sales	215.6	239.8	665.7	815.5
Subscription and services
Revenue:
Total revenue	513.3	412.4	1,497.4	1,249.5
Cost of sales:
Cost of sales	$ 123.8	$ 109.8	$ 364.2	$ 338.4