Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Jul. 31, 2015	Jul. 31, 2014
Cash flows from operating activities:
Net loss	$ (696)	$ (247)
Reconciliation of net loss to net cash (used in) provided by operating activities:
Depreciation	120	183
Amortization of intangible assets	336	384
(Benefit from) provision for doubtful accounts	(39)	108
Stock based compensation expense	45	27
Deferred tax liability	(164)	(4)
(Gain) loss from change in fair value of common stock warrant liability	(70)	(95)
Changes in operating assets and liabilities:
Accounts receivable	1,303	1,412
Prepaid expenses and other current assets	241	34
Other assets	(5)	35
Accounts payable	(151)	125
Accrued compensation and related expenses	10	(320)
Other accrued liabilities	(96)	(15)
Deferred revenue	(1,649)	(1,382)
Other long term liabilities	3	(20)
Net cash (used in) provided by operating activities	(812)	225
Cash flows from investing activities:
Purchases of property and equipment	(128)	(33)
Net cash used in investing activities	(128)	(33)
Cash flows from financing activities:
Principal payments under debt obligations	(2,004)	(2,251)
Principal payments on capital leases	(22)	(31)
Net cash used in financing activities	(2,026)	(2,282)
Net change in cash	(2,966)	(2,090)
Cash, beginning of period	5,426	7,178
Cash, end of period	2,460	5,088
Supplemental cash flow information:
Cash paid for interest	179	256
Cash paid for income taxes	$ 27	$ 52