CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands		12 Months Ended
		Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2023
Operating activities:
Net income (loss)		$ 8,796	$ 3,278	$ 8,027
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Stock-based compensation expense		16,810	12,624	10,463
Loss on extinguishment of revolving credit line		309	0	0
Amortization of intangible assets		14,143	15,156	16,992
Amortization of costs capitalized to obtain revenue contracts	[1]	1,896	1,662	1,514
Depreciation expense		1,315	1,755	1,727
Bad debt expense	[1]	803	647	737
Amortization of investment premiums & other		(1,107)	(2,624)	(722)
Accretion and amortization on debt securities		8,614	8,085	7,546
Net changes in estimated fair value of acquisition-related contingent consideration		0	136	2,056
Deferred taxes		(9,576)	(10,434)	(5,496)
Changes in assets and liabilities, net of acquisitions:
Accounts receivable	[1]	(5,697)	489	3,579
Contract assets		5,489	4,600	(12,471)
Other assets	[1]	(1,293)	(1,534)	(2,638)
Accounts payable		(3,371)	(450)	2,535
Accrued payroll and related taxes		6,362	240	18
Income taxes payable		2,530	(4,560)	5,577
Deferred revenue		7,949	3,221	(5,217)
Restructuring accrual		0	0	(977)
Other liabilities		1,368	(603)	(1,664)
Net cash provided by (used in) operating activities		55,340	31,688	31,586
Investing activities:
Purchases of investments		(40,610)	(62,433)	(71,733)
Maturities of investments	[1]	46,250	92,617	66,250
Sales of investments	[1]	1,350	0	0
Acquisitions, net of cash acquired		0	0	(267)
Purchases of property and equipment, net		(1,155)	(1,438)	(1,034)
Net cash provided by (used in) investing activities		5,835	28,746	(6,784)
Financing activities:
Payment of debt issuance costs		(224)	(290)	0
Proceeds from the issuance of equity plan common stock		1,701	1,889	1,737
Repurchases and retirements of common stock		(4,738)	(24,180)	0
Payment of acquisition-related contingent consideration		0	(4,641)	0
Proceeds from other borrowings		1,691	1,496	0
Principal payments on other borrowings		(276)	(156)	(36)
Net cash provided by (used in) financing activities		(1,846)	(25,882)	1,701
Foreign currency effect on cash and cash equivalents		1,368	(9)	351
Net increase in cash and cash equivalents		60,697	34,543	26,854
Cash and cash equivalents at beginning of period		93,456	58,913	32,059
Cash and cash equivalents at end of period		154,153	93,456	58,913
Supplemental disclosures of cash flow information:
Cash paid for interest		1,164	1,274	1,413
Cash paid for income taxes		9,087	11,989	3,836
Supplemental disclosures of non-cash investing and financing activities:
Acquisition-related shares issued		0	3,471	0
Unrealized holding gain (loss) on available-for-sale investments		$ (68)	$ 301	$ 889

[1] Consolidated statement of cash flows for the twelve months ended September 30, 2023 reflect revisions and reclassifications to conform to the current year presentation.