Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Operating activities:
Net loss	$ (607)	$ (322)
Adjustments to reconcile net loss to net cash provided by operating activities:
Stock-based compensation expense	1,085	989
Amortization of closing and earnout shares	376	387
Amortization of intangible assets	144	149
Depreciation and amortization	170	109
Accretion and amortization on debt securities	9	44
Changes in assets and liabilities:
Accounts receivable	(631)	(301)
Other assets	364	55
Accounts payable	49	74
Accrued payroll and related taxes	(1,672)	(826)
Deferred revenue	(755)	727
Other liabilities	239	(67)
Net cash provided by (used in) operating activities	(1,229)	1,018
Investing activities:
Purchases of investments	(5,330)	(5,812)
Sales and maturities of investments	3,800	6,395
Purchases of property and equipment	(45)	(74)
Net cash provided by (used in) investing activities	(1,575)	509
Financing activities:
Proceeds from exercise of stock options, net	19	116
Principal payments on capital lease obligations		(6)
Net cash provided by financing activities	19	110
Foreign currency effect on cash and cash equivalents	(10)	(36)
Net increase (decrease) in cash and cash equivalents	(2,795)	1,601
Cash and cash equivalents at beginning of period	9,010	2,753
Cash and cash equivalents at end of period	6,215	4,354
Supplemental disclosures of cash flow information:
Cash paid for interest		1
Cash paid for income taxes	36	10
Supplemental disclosures of non-cash investing and financing activities:
Unrealized holding loss on available-for-sale investments	$ (21)	$ (20)