CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Apr. 30, 2012	Apr. 30, 2011
Revenues:
Products	$ 11,926	$ 17,353
Services	24,699	22,816
Total revenues	36,625	40,169
Cost of revenues:
Products	4,076	6,173
Services	12,397	11,958
Total cost of revenues	16,473	18,131
Gross profit	20,152	22,038
Operating expenses:
Research and development	10,071	10,066
Selling and marketing	4,265	6,566
General and administrative	5,978	5,334
Amortization of intangibles	978	790
Acquisition costs	60	53
Restructuring costs	(28)
Total operating expenses	21,324	22,809
Loss from operations	(1,172)	(771)
Other income, net	46	157
Gain on sale of investment in affiliates	814
Loss before income taxes and equity income in earnings of affiliates	(312)	(614)
Income tax expense (benefit)	1	(126)
Equity income in earnings of affiliates, net of tax	27	86
Loss from continuing operations	(286)	(402)
(Loss) income from discontinued operations, net of tax	(19,325)	18
Net loss	(19,611)	(384)
Other comprehensive (loss) income, net of tax:
Foreign currency translation adjustment	1,635	5,043
Unrealized loss on marketable securities	(13)	(26)
Comprehensive (loss) income	$ (17,989)	$ 4,633
Loss per share:
Basic loss per share	$ (0.60)	$ (0.01)
Diluted loss per share	$ (0.60)	$ (0.01)
Loss per share from continuing operations:
Basic loss per share	$ (0.01)	$ (0.01)
Diluted loss per share	$ (0.01)	$ (0.01)
Loss per share from discontinued operations:
Basic loss per share	$ (0.59)	$ 0.00
Diluted loss per share	$ (0.59)	$ 0.00
Weighted average common shares outstanding:
Basic	32,544	31,934
Diluted	32,544	31,934