CONSOLIDATED STATEMENTS OF OPERATIONS AND OTHER COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Total revenue	$ 21,906	$ 16,109	$ 59,572	$ 42,522
Operating costs and expenses
Selling and marketing	6,935	5,740	20,895	15,863
Research and development	4,663	4,161	14,441	10,942
General and administrative	5,074	3,239	15,743	10,529
Acquisition-related costs and expenses	1,761	3,154	5,361	5,616
Restructuring costs	3,214	0	3,214	0
Total operating costs and expenses	24,815	18,972	68,691	48,962
Operating loss	(2,909)	(2,863)	(9,119)	(6,440)
Other income (expense), net	98	(1,351)	252	(957)
Loss before income taxes	(2,811)	(4,214)	(8,867)	(7,397)
Income tax benefit (provision)	2,712	1,430	4,861	(2,283)
Net loss	$ (99)	$ (2,784)	$ (4,006)	$ (9,680)
Net loss per share - basic and diluted (in dollars per share)	$ (0.00)	$ (0.08)	$ (0.10)	$ (0.28)
Shares used in calculating net loss per share - basic and diluted (in shares)	39,936	36,190	39,034	35,122
Other comprehensive income (loss)
Foreign currency translation adjustment	$ 814	$ (942)	$ (1,213)	$ (350)
Unrealized gain (loss) on investments	7	43	26	(28)
Other comprehensive income (loss)	722	(3,683)	(5,193)	(10,058)
Software and hardware
Total revenue	11,888	10,458	32,468	26,437
Operating costs and expenses
Cost of revenue	838	1,023	2,590	2,227
Service and other
Total revenue	10,018	5,651	27,104	16,085
Operating costs and expenses
Cost of revenue	$ 2,330	$ 1,655	$ 6,447	$ 3,785