CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Operating activities:
Net income (loss)	$ 2,816	$ (4,006)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Stock-based compensation expense	7,112	7,291
Amortization of intangible assets	4,786	5,298
Depreciation and amortization	1,143	1,047
Amortization of investment premiums and other	(3)	(73)
Net change in the estimated fair value of acquisition-related contingent consideration	98	0
Deferred taxes	748	(5,232)
Changes in assets and liabilities:
Accounts receivable	2,109	2,168
Contract assets	(4,802)	(917)
Other assets	(175)	148
Accounts payable	724	28
Accrued payroll and related taxes	919	(1,995)
Deferred revenue	3,947	1,733
Restructuring accrual	(1,324)	3,082
Other liabilities	(723)	(684)
Net cash provided by operating activities	17,375	7,888
Investing activities:
Purchases of investments	(32,282)	(14,175)
Sales and maturities of investments	17,272	10,830
Purchases of property and equipment	(520)	(975)
Net cash used in investing activities	(15,530)	(4,320)
Financing activities:
Proceeds from the issuance of equity plan common stock	1,644	4,912
Proceeds from the issuance of equity plan common stock	(1,002)	0
Payment of acquisition-related contingent consideration	(478)	(1,030)
Proceeds from other borrowings	217	0
Principal payments on other borrowings	(121)	(250)
Net cash provided by financing activities	260	3,632
Foreign currency effect on cash and cash equivalents	85	(136)
Net increase in cash and cash equivalents	2,190	7,064
Cash and cash equivalents at beginning of period	16,748	9,028
Cash and cash equivalents at end of period	18,938	16,092
Supplemental disclosures of cash flow information:
Cash paid for income taxes	0	310
Supplemental disclosures of non-cash investing and financing activities:
Unrealized holding gain on available for sale investments	$ 156	$ 26