Consolidated Statements of Income - USD ($) shares in Thousands, $ in Millions	12 Months Ended
	Sep. 28, 2024	Sep. 30, 2023	Sep. 24, 2022
Revenues:
Revenue from product and services	$ 4,030.3	$ 4,030.4	$ 4,862.8
Costs of revenues:
Amortization of acquired intangible assets	180.5	205.7	295.7
Impairment of intangible assets and equipment	39.2	179.5	17.4
Gross profit	2,227.8	2,071.5	2,997.4
Operating expenses:
Research and development	272.8	294.3	283.4
Selling and marketing	585.4	595.2	630.3
General and administrative	409.4	392.4	407.7
Amortization of acquired intangible assets	29.2	28.1	45.2
Impairment of intangible assets and equipment	5.6	44.3	27.7
Contingent consideration fair value adjustments	1.7	(14.9)	(39.5)
Loss on assets held-for-sale	0.0	51.7	0.0
Restructuring charges	41.1	12.0	2.4
Operating expenses	1,345.2	1,403.1	1,357.2
Income from operations	882.6	668.4	1,640.2
Interest income	108.7	120.5	12.9
Interest expense	(122.1)	(111.1)	(95.1)
Debt extinguishment loss	0.0	0.0	(0.7)
Other income (expense), net	(4.1)	(1.7)	30.9
Income before income taxes	865.1	676.1	1,588.2
Provision for income taxes	75.6	220.1	286.2
Net income	$ 789.5	$ 456.0	$ 1,302.0
Net income per common share:
Basic (in dollars per share)	$ 3.35	$ 1.85	$ 5.18
Diluted (in dollars per share)	$ 3.32	$ 1.83	$ 5.13
Weighted average number of shares outstanding:
Basic (in shares)	235,723	246,772	251,527
Diluted (in shares)	237,553	248,831	253,845
Product
Revenues:
Revenue from product and services	$ 3,255.1	$ 3,279.9	$ 4,191.2
Costs of revenues:
Cost of goods and services sold	1,206.2	1,184.3	1,166.1
Service
Revenues:
Revenue from product and services	775.2	750.5	671.6
Costs of revenues:
Cost of goods and services sold	$ 376.6	$ 389.4	$ 386.2