Condensed Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Jul. 31, 2013	Jul. 31, 2012
Revenues:
eDiscovery	$ 3,328	$ 4,073
Database, archive, and migration	4,636	5,565
Total revenues	7,964	9,638
Operating expenses:
Direct costs of eDiscovery revenue	1,623	2,155
Direct costs of database, archive, and migration revenue	916	1,282
Product development	1,671	1,884
Selling, general and administrative	3,778	5,033
Sale of intangible trade name		(1,000)
Total operating expenses	7,988	9,354
Income (loss) from operations	(24)	284
Other income (expenses):
Gain (loss) from change in fair value of common stock warrant liability	(99)	460
Interest expense	(415)	(442)
Other, net	(31)	(93)
Total other (income) expenses	(545)	(75)
Income (loss) before income taxes	(569)	209
Provision for income taxes	64	52
Net income (loss)	$ (633)	$ 157
Income (loss) per share:
Basic	$ (0.05)	$ 0.00
Diluted	$ (0.05)	$ 0.00
Weighted-average shares used in computing income (loss) per share:
Basic	15,297	14,718
Diluted	15,297	14,718