CONSOLIDATED STATEMENTS OF OPERATIONS AND OTHER COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Total revenue	$ 22,067	$ 17,683
Operating costs and expenses
Selling and marketing	7,330	7,208
Research and development	4,610	4,488
General and administrative	5,288	5,842
Acquisition-related costs and expenses	1,608	1,827
Total operating costs and expenses	21,769	22,243
Operating income (loss)	298	(4,560)
Other income, net	303	14
Income (loss) before income taxes	601	(4,546)
Income tax benefit (provision)	(41)	1,355
Net income (loss)	$ 560	$ (3,191)
Net income (loss) per share – basic (in dollars per share)	$ 0.01	$ (0.08)
Net income (loss) per share - diluted (in dollars per share)	$ 0.01	$ (0.08)
Shares used in calculating net income (loss) per share – basic (in shares)	40,615	38,247
Shares used in calculating net income (loss) per share – diluted (in shares)	41,828	38,247
Other comprehensive income (loss)
Net income (loss)	$ 560	$ (3,191)
Foreign currency translation adjustment	1,253	(824)
Unrealized gain on investments	2	13
Other comprehensive income (loss)	1,815	(4,002)
Software and hardware
Total revenue	11,515	9,995
Operating costs and expenses
Cost of revenue	771	845
Services and other
Total revenue	10,552	7,688
Operating costs and expenses
Cost of revenue	$ 2,162	$ 2,033