Condensed Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Jul. 31, 2014	Jul. 31, 2013
Revenues:
Archive and eDiscovery	$ 4,104	$ 5,415
Development, Database, and Migration Tools	2,558	2,549
Total revenues	6,662	7,964
Operating expenses:
Direct costs of Archive and eDiscovery revenue	1,557	2,199
Direct costs of Development, Database, and Migration Tools revenue	504	418
Product development	1,173	1,671
Selling, general and administrative	3,370	3,700
Total operating expenses	6,604	7,988
Income (loss) from operations	58	(24)
Other income (expenses)
Gain (loss) from change in fair value of common stock warrant liability	95	(99)
Interest expense	(303)	(415)
Other, net	(100)	(31)
Total other income (expense)	(308)	(545)
Loss before income taxes	(250)	(569)
Provision (benefit) for income taxes	(3)	64
Net loss	$ (247)	$ (633)
Loss per share:
Basic	$ (0.02)	$ (0.05)
Diluted	$ (0.02)	$ (0.05)
Weighted-average shares used in computing loss per share:
Basic	16,384	15,297
Diluted	16,384	15,297