CONDENSED CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME (unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 31, 2013	Oct. 31, 2012	Oct. 31, 2013	Oct. 31, 2012
Revenue:
License fees	$ 6,761	$ 6,996	$ 21,583	$ 21,767
Maintenance and other	35,629	34,799	105,084	103,205
Subscription fees	5,104	3,815	13,601	10,783
Professional services	18,166	16,099	52,513	50,631
Total revenue	65,660	61,709	192,781	186,386
Costs of revenue:
License fees	1,158	969	3,171	2,682
Maintenance, subscription and other	11,399	10,018	33,508	30,359
Professional services	16,348	15,544	49,628	47,128
Total cost of revenue	28,905	26,531	86,307	80,169
Gross profit	36,755	35,178	106,474	106,217
Operating expenses:
Sales and marketing	15,183	14,747	47,089	44,990
Research and development	9,817	9,697	31,131	28,441
General and administrative	7,776	7,566	24,153	24,049
Amortization of intangibles from acquisitions	178	88	531	145
Total operating expenses	32,954	32,098	102,904	97,625
Operating income	3,801	3,080	3,570	8,592
Other (income) expense:
Interest income	(55)	(139)	(225)	(466)
Interest expense	218	159	630	775
Other (income) expense, net	209	376	(873)	914
Total other (income) expense	372	396	(468)	1,223
Income before income taxes	3,429	2,684	4,038	7,369
Income tax expense	1,380	859	1,998	2,741
Net income	2,049	1,825	2,040	4,628
Comprehensive income:
Foreign currency translation adjustment, net of tax	(261)	556	130	626
Total comprehensive income	1,788	2,381	2,170	5,254
Common Class A [Member]
Other (income) expense:
Net income	1,694	1,503	1,688	3,822
Basic net income (loss) per share
Earnings per share (in dollars per share)	$ 0.14	$ 0.12	$ 0.14	$ 0.30
Diluted net income (loss) per share
Earnings per share (in dollars per share)	$ 0.13	$ 0.12	$ 0.13	$ 0.29
Common Class B [Member]
Other (income) expense:
Net income	$ 355	$ 322	$ 352	$ 806
Basic net income (loss) per share
Earnings per share (in dollars per share)	$ 0.11	$ 0.10	$ 0.11	$ 0.25
Diluted net income (loss) per share
Earnings per share (in dollars per share)	$ 0.11	$ 0.10	$ 0.11	$ 0.25