Condensed Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Oct. 31, 2013	Oct. 31, 2012	Oct. 31, 2013	Oct. 31, 2012
Revenues:
eDiscovery	$ 2,675	$ 4,043	$ 6,003	$ 8,116
Database, archive, and migration	5,061	6,302	9,697	11,867
Total revenues	7,736	10,345	15,700	19,983
Operating expenses:
Direct costs of eDiscovery revenue	1,461	2,099	3,085	4,247
Direct costs of database, archive, and migration revenue	972	1,273	1,888	2,555
Product development	1,618	1,802	3,288	3,686
Selling, general and administrative	3,719	4,269	7,497	9,309
Sale of intangible trade name				(1,000)
Total operating expenses	7,770	9,443	15,758	18,797
Income (loss) from operations	(34)	902	(58)	1,186
Other income (expenses)
Gain (loss) from change in fair value of common stock warrant liability	210	(188)	112	271
Interest expense	(311)	(400)	(727)	(842)
Other, net	34	(16)	3	(108)
Total other (income) expenses	(67)	(604)	(612)	(679)
Income (loss) before income taxes	(101)	298	(670)	507
Provision for income taxes	109	46	173	98
Net income (loss)	$ (210)	$ 252	$ (843)	$ 409
Income (loss) per share:
Basic	$ (0.01)	$ 0.01	$ (0.06)	$ 0.01
Diluted	$ (0.01)	$ 0.01	$ (0.06)	$ 0.01
Weighted-average shares used in computing income (loss) per share:
Basic	16,384	14,718	15,841	14,718
Diluted	16,384	14,729	15,841	14,723