CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Operating activities:
Net income	$ 2,167	$ 560
Adjustments to reconcile net income to net cash provided by operating activities:
Stock-based compensation expense	2,747	2,303
Amortization of intangible assets	1,693	1,608
Depreciation and amortization	390	406
Amortization of investment premiums and other	72	(38)
Deferred taxes	(669)	66
Changes in assets and liabilities:
Accounts receivable	3,084	2,179
Contract assets	1,529	(1,759)
Other assets	(342)	(226)
Accounts payable	(501)	677
Accrued payroll and related taxes	(2,514)	(1,895)
Deferred revenue	1,273	2,427
Restructuring accrual	0	(923)
Other liabilities	(199)	(195)
Net cash provided by operating activities	8,730	5,190
Investing activities:
Purchases of investments	(12,111)	(10,132)
Sales and maturities of investments	8,141	3,150
Purchases of property and equipment	(400)	(205)
Net cash used in investing activities	(4,370)	(7,187)
Financing activities:
Proceeds from the issuance of equity plan common stock	1,889	73
Principal payments on other borrowings	(18)	(78)
Net cash provided by (used in) financing activities	1,871	(5)
Foreign currency effect on cash and cash equivalents	506	47
Net increase (decrease) in cash and cash equivalents	6,737	(1,955)
Cash and cash equivalents at beginning of period	19,986	16,748
Cash and cash equivalents at end of period	26,723	14,793
Supplemental disclosures of cash flow information:
Cash paid for income taxes	149	0
Supplemental disclosures of non-cash investing and financing activities:
Unrealized holding gain (loss) on available for sale investments	$ (53)	$ 2