Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2023
Revenue:
Total revenue	$ 2,739,226	$ 2,298,472	$ 2,097,053
Cost of revenue:
Total cost of revenue	444,983	444,816	441,006
Gross margin	2,294,243	1,853,656	1,656,047
Operating expenses:
Sales and marketing	566,516	558,954	530,125
Research and development	457,693	433,047	394,370
General and administrative	226,058	232,377	233,516
Amortization of acquired intangible assets	45,948	42,018	40,022
Impairment and other charges (credits), net	15,643	(802)	(460)
Total operating expenses	1,311,858	1,265,594	1,197,573
Operating income	982,385	588,062	458,474
Interest expense	(77,019)	(119,653)	(129,417)
Other income, net	14,811	553	3,509
Income before income taxes	920,177	468,962	332,566
Provision for income taxes	186,180	92,629	87,026
Net income	$ 733,997	$ 376,333	$ 245,540
Earnings per share-Basic	$ 6.12	$ 3.14	$ 2.07
Earnings per share-Diluted	$ 6.08	$ 3.12	$ 2.06
Weighted-average shares outstanding—Basic	120,005	119,679	118,341
Weighted-average shares outstanding—Diluted	120,777	120,742	119,334
License
Revenue:
License	$ 1,162,709	$ 806,871	$ 747,022
Cost of revenue:
Cost of license revenue	46,913	46,850	53,200
Support and cloud services
Revenue:
Support and cloud services	1,469,180	1,359,355	1,199,536
Cost of revenue:
Cost of support and cloud services revenue	291,812	274,599	245,027
Software
Revenue:
Total software revenue	2,631,889	2,166,226	1,946,558
Cost of revenue:
Total cost of software revenue	338,725	321,449	298,227
Professional services
Revenue:
Professional services	107,337	132,246	150,495
Cost of revenue:
Cost of professional services revenue	$ 106,258	$ 123,367	$ 142,779