CONDENSED CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Total revenues	$ 447,849	$ 398,688	$ 1,263,717	$ 1,123,824
Operating expenses:
Cost of revenues	88,225	71,846	258,632	228,221
Research and development	44,217	41,455	127,732	118,354
Selling, general and administrative	124,881	108,081	340,077	301,234
Amortization of intangible assets	275	275	825	825
Gain on product line asset sale	0	0	0	(1,941)
Total operating expenses	257,598	221,657	727,266	646,693
Operating income	190,251	177,031	536,451	477,131
Interest expense, net	(26,868)	(24,545)	(77,123)	(71,242)
Other income, net	3,935	5,301	11,314	7,270
Income before income taxes	167,318	157,787	470,642	413,159
Provision for income taxes	41,062	29,029	93,522	85,208
Net income	126,256	128,758	377,120	327,951
Other comprehensive income (loss):
Foreign currency translation adjustments	(4,098)	5,072	448	30,005
Comprehensive income	$ 122,158	$ 133,830	$ 377,568	$ 357,956
Earnings per share:
Basic (in dollars per share)	$ 5.12	$ 5.16	$ 15.24	$ 13.10
Diluted (in dollars per share)	$ 5.05	$ 5.08	$ 15.01	$ 12.91
Shares used in computing earnings per share:
Basic (in shares)	24,646	24,959	24,743	25,040
Diluted (in shares)	25,015	25,337	25,129	25,399
On-premises and SaaS software
Total revenues	$ 183,785	$ 172,059	$ 529,633	$ 471,203
Professional services
Total revenues	22,614	24,851	63,637	74,348
Scores
Total revenues	$ 241,450	$ 201,778	$ 670,447	$ 578,273