CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (14,632)	$ (49,787)	$ (22,383)
Adjustments to reconcile net loss to cash used in operating activities:
Depreciation and amortization	2,548	2,857	4,237
Provision for doubtful accounts	(75)	45
Share-based compensation expense	2,831	4,733	8,446
Non-cash interest expense			187
Loss on extinguishment of debt			795
Deferred income taxes	1,567	(2,667)	(523)
Impairment of goodwill and long-lived assets		32,009
Changes in operating assets and liabilities:
Accounts receivable	92	(207)	(414)
Prepaid expenses and other assets	(293)	(607)	(540)
Accounts payable, accrued expenses and other liabilities	295	456	(1,092)
Deferred revenue	1,398	1,237	295
Cash used in operating activities	(6,269)	(11,931)	(10,992)
CASH FLOWS FROM INVESTING ACTIVITIES:
Capitalized software development costs			(250)
Purchases of property and equipment	(966)	(490)	(276)
Cash used in investing activities	(966)	(490)	(526)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of common stock, net of issuance costs			53,628
Proceeds from exercise of stock options	105	52	179
Repayments of debt			(3,944)
Repayments of line of credit			(900)
Excess tax benefits from stock-based compensation awards			7
Capitalized debt issuance costs			(5)
Cash provided by financing activities	105	52	48,965
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	2	(137)	(91)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(7,128)	(12,506)	37,356
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	35,162	47,668	10,312
CASH AND CASH EQUIVALENTS, END OF PERIOD	28,034	35,162	47,668
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:
Interest paid			169
Income taxes paid	$ 34	$ 39	$ 122