CONSOLIDATED AND COMBINED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2020
Cash flows from operating activities:
Net (loss) income	$ (310,826)	$ 45,893	$ (18,316)
Adjustments to reconcile net (loss) income to net cash (used in) provided by operations:
Depreciation and amortization	23,939	29,661	30,041
(Benefit from) provision for credit loss reserve	(413)	(415)	704
Stock-based compensation	28,076	60,555	47,285
Non-cash interest expense	5,281	5,013	5,286
Loss on debt extinguishment		0	(19,279)
Deferred tax provision (benefit)	97,287	(4,419)	(10,568)
Goodwill impairment	213,720
Other	6,115	(606)
Changes in operating assets and liabilities:
Accounts receivable	(6,590)	5,751	15,154
Prepaid expenses and other assets	(33,756)	(30,661)	(30,311)
Deferred costs	4,654	6,984	(1,381)
Accounts payable	157	3,411	(2,430)
Accrued expenses and other liabilities	(1,479)	(1,125)	26,040
Deferred revenue	(28,303)	(45,653)	(35,994)
Net cash (used in) provided by operating activities	(2,138)	74,389	44,789
Cash flows from investing activities:
Capital expenditures	(17,446)	(12,047)	(19,012)
Purchases of marketable securities	(31,757)	(42,471)	(11,663)
Sale and maturities of marketable securities	37,203	16,350
Purchase of debt securities		(2,000)
Payments for equity securities	(584)	(2,563)
Other investing activities	2,019	1,100
Net cash used in investing activities	(10,565)	(41,631)	(30,675)
Cash flows from financing activities:
Net transactions with Parent		0	12,964
Distributions to Parent		0	(152,978)
Proceeds from long-term debt, net of discount		0	547,719
Payments for long-term debt issuance costs		(520)	(6,402)
Principal payments of long-term debt	(6,250)	(6,252)	(271,563)
Common stock repurchases for tax withholdings for net settlement of equity awards	(49,003)	(45,769)	(9,369)
Principal payments of lease liabilities arising from a finance leases	(415)	(486)	(136)
Proceeds from the issuance of common stock	36,062	11,522	1,318
Net cash (used in) provided by financing activities	(19,606)	(41,505)	121,553
Effects of exchange rate changes on cash and cash equivalents	(1,272)	1,108	400
Net change in cash and cash equivalents	(33,581)	(7,639)	136,067
Cash and cash equivalents at beginning of year	128,428	136,067
Cash and cash equivalents at end of year	94,847	128,428	136,067
Supplemental information:
Cash paid for income taxes	12,273	6,177	2,181
Cash paid for interest	$ 9,088	$ 9,550	$ 14,733