CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2022
Revenue:
Total revenue	$ 6,127,436	$ 5,318,014	$ 4,615,714
Cost of revenue:
Amortization of acquired intangible assets	107,996	45,281	44,674
Total cost of revenue	1,245,289	1,030,843	898,013
Gross margin	4,882,147	4,287,171	3,717,701
Operating expenses:
Research and development	2,082,360	1,849,935	1,589,846
Sales and marketing	859,342	724,934	642,729
General and administrative	568,496	376,677	313,554
Amortization of acquired intangible assets	16,238	9,295	11,637
Restructuring charges	0	53,091	11,221
Total operating expenses	3,526,436	3,013,932	2,568,987
Operating income	1,355,711	1,273,239	1,148,714
Interest and other income (expense), net	158,147	32,231	(45,262)
Income before income taxes	1,513,858	1,305,470	1,103,452
Provision (benefit) for income taxes	99,718	90,188	139,385
Net income from continuing operations	1,414,140	1,215,282	964,067
Income (loss) from discontinued operations, net of income taxes	821,670	2,843	14,369
Net income	2,235,810	1,218,125	978,436
Less: Net income (loss) attributed to non-controlling interest and redeemable non-controlling interest	(27,570)	(11,763)	(6,158)
Net income attributed to Synopsys	2,263,380	1,229,888	984,594
Net income attributed to Synopsys:
Continuing operations	1,441,710	1,227,045	970,225
Discontinued operations	821,670	2,843	14,369
Net income attributed to Synopsys	$ 2,263,380	$ 1,229,888	$ 984,594
Net income per share attributed to Synopsys - basic:
Continuing operations (in USD per share)	$ 9.41	$ 8.06	$ 6.34
Discontinued operations (in USD per share)	5.37	0.02	0.10
Basic net income per share (in USD per share)	14.78	8.08	6.44
Net income per share attributed to Synopsys - diluted:
Continuing operations (in USD per share)	9.25	7.91	6.20
Discontinued operations (in USD per share)	5.26	0.01	0.09
Diluted net income per share (in USD per share)	$ 14.51	$ 7.92	$ 6.29
Shares used in computing per share amounts:
Basic ( in shares)	153,138	152,146	153,002
Diluted (in shares)	155,944	155,195	156,485
Products
Revenue:
Total revenue	$ 5,026,521	$ 4,416,381	$ 3,878,964
Cost of revenue:
Cost of revenue	770,238	697,686	594,007
Time-based products
Revenue:
Total revenue	3,224,299	3,016,256	2,657,724
Upfront products
Revenue:
Total revenue	1,802,222	1,400,125	1,221,240
Maintenance and service
Revenue:
Total revenue	1,100,915	901,633	736,750
Cost of revenue:
Cost of revenue	$ 367,055	$ 287,876	$ 259,332