CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jul. 31, 2013	Jul. 31, 2012	Jul. 31, 2013	Jul. 31, 2012
Revenue:
License fees	$ 8,604	$ 6,906	$ 14,822	$ 14,771
Maintenance and other	34,254	33,886	69,455	68,406
Subscription fees	4,455	3,745	8,497	6,968
Professional services	17,881	16,432	34,347	34,532
Total revenue	65,194	60,969	127,121	124,677
Costs of revenue:
License fees	1,058	832	2,013	1,713
Maintenance, subscription and other	11,047	10,341	22,109	20,341
Professional services	16,672	15,846	33,280	31,584
Total cost of revenue	28,777	27,019	57,402	53,638
Gross profit	36,417	33,950	69,719	71,039
Operating expenses:
Sales and marketing	15,850	14,747	31,906	30,243
Research and development	10,469	9,210	21,314	18,744
General and administrative	8,431	8,378	16,377	16,483
Amortization of intangibles from acquisitions	177	57	353	57
Total operating expenses	34,927	32,392	69,950	65,527
Operating income (loss)	1,490	1,558	(231)	5,512
Other (income) expense:
Interest income	(73)	(164)	(170)	(327)
Interest expense	209	330	412	616
Other (income) expense, net	(809)	92	(1,082)	538
Total other (income) expense	(673)	258	(840)	827
Income before income taxes	2,163	1,300	609	4,685
Income tax expense	909	341	618	1,882
Net income (loss)	1,254	959	(9)	2,803
Comprehensive income:
Foreign currency translation adjustment, net of tax	18	(75)	391	70
Total comprehensive (loss) income	1,272	884	382	2,873
Common Class A [Member]
Other (income) expense:
Net income (loss)	1,036	795	(6)	2,319
Basic net income (loss) per share
Earnings per share (in dollars per share)	$ 0.08	$ 0.06	$ 0	$ 0.18
Diluted net income (loss) per share
Earnings per share (in dollars per share)	$ 0.08	$ 0.06	$ 0	$ 0.18
Common Class B [Member]
Other (income) expense:
Net income (loss)	$ 218	$ 164	$ (3)	$ 484
Basic net income (loss) per share
Earnings per share (in dollars per share)	$ 0.07	$ 0.05	$ 0	$ 0.15
Diluted net income (loss) per share
Earnings per share (in dollars per share)	$ 0.07	$ 0.05	$ 0	$ 0.15