Consolidated Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Operating activities:
Net income	$ 260,000	$ 654,000
Adjustments to reconcile net income to net cash provided by operating activities:
Stock-based compensation expense	2,161,000	1,685,000
Amortization of closing and earnout shares	779,000
Amortization of intangible assets	298,000	0
Depreciation and amortization	218,000	215,000
Accretion and amortization on debt securities	114,000	243,000
Provision for bad debt		10,000
Changes in assets and liabilities:
Accounts receivable	1,439,000	(37,000)
Other assets	(242,000)	(189,000)
Accounts payable	69,000	(493,000)
Accrued payroll and related taxes	(111,000)	(239,000)
Deferred revenue	260,000	733,000
Other liabilities	(56,000)	(52,000)
Net cash provided by operating activities	5,189,000	2,530,000
Investing activities:
Purchases of investments	(14,472,000)	(17,969,000)
Sales and maturities of investments	19,599,000	13,436,000
Purchases of property and equipment	(111,000)	(23,000)
Net cash provided by (used in) investing activities	5,016,000	(4,556,000)
Financing activities:
Proceeds from exercise of stock options, net	313,000	9,000
Principal payments on capital lease obligations	(11,000)	(10,000)
Net cash provided by financing activities	302,000	(1,000)
Foreign currency effect on cash and cash equivalents	(34,000)
Net increase (decrease) in cash and cash equivalents	10,473,000	(2,027,000)
Cash and cash equivalents at beginning of period	2,753,000	7,767,000
Cash and cash equivalents at end of period	13,226,000	5,740,000
Supplemental disclosures of cash flow information:
Cash paid for interest	2,000	3,000
Cash paid for income taxes	74,000	2,000
Supplemental disclosures of non-cash investing and financing activities:
Unrealized holding gain (loss) on available-for-sale investments	$ 7,000	$ (6,000)