CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2024	Sep. 30, 2023
Current assets:
Cash and cash equivalents	$ 99,176	$ 101,154
Marketable securities	9,356	9,211
Accounts receivable, net of allowances of $4,101 and $4,044	66,787	61,270
Deferred costs	5,296	6,935
Prepaid expenses and other current assets	52,121	47,157
Total current assets	232,736	225,727
Long-term marketable securities	6,711	10,607
Property and equipment, net	32,242	34,013
Deferred costs	18,857	20,299
Operating lease right of use assets	10,941	11,961
Goodwill	650,623	900,342
Intangible assets, net	2,750	3,875
Deferred tax assets	7,059	46,601
Other assets	25,173	44,165
Total assets	987,092	1,297,590
Current liabilities:
Accounts payable	16,429	16,873
Deferred revenue	45,483	77,068
Short-term operating lease liabilities	5,188	5,434
Accrued expenses and other current liabilities	39,552	48,718
Total current liabilities	106,652	148,093
Long-term debt	278,890	275,951
Deferred revenue, net of current portion	103,468	145,531
Long-term operating lease liabilities	7,010	7,947
Other liabilities	27,672	25,193
Total liabilities	523,692	602,715
Commitments and contingencies (Note 12)
Stockholders' Equity:
Common stock, $0.01 par value, 560,000 shares authorized; 41,777 and 40,423 shares issued and outstanding, respectively	417	404
Accumulated other comprehensive loss	(26,763)	(27,966)
Additional paid-in capital	1,077,527	1,056,099
Accumulated deficit	(587,781)	(333,662)
Total stockholders' equity	463,400	694,875
Total liabilities and stockholders' equity	$ 987,092	$ 1,297,590