Condensed Consolidated Statements of Operations (USD $) In Thousands, except Per Share data	3 Months Ended
	Apr. 30, 2011	Apr. 30, 2010
Revenues:
System and software	$ 139,645	$ 97,450
Service and support	90,390	83,127
Total revenues	230,035	180,577
Cost of revenues:
System and software	13,016	3,954
Service and support	24,166	22,320
Amortization of purchased technology	3,357	3,569
Total cost of revenues	40,539	29,843
Gross margin	189,496	150,734
Operating expenses:
Research and development	69,906	64,132
Marketing and selling	76,404	73,652
General and administration	21,873	22,499
Equity in earnings of Frontline	(1,017)	(184)
Amortization of intangible assets	1,610	2,361
Special charges	4,547	3,268
Total operating expenses	173,323	165,728
Operating income (loss)	16,173	(14,994)
Other expense, net	(475)	(1,141)
Interest expense	(17,440)	(4,327)
Loss before income tax	(1,742)	(20,462)
Income tax expense	611	2,563
Net loss	$ (2,353)	$ (23,025)
Net loss per share:
Basic	$ (0.02)	$ (0.22)
Diluted	$ (0.02)	$ (0.22)
Weighted average number of shares outstanding:
Basic	111,769	103,763
Diluted	111,769	103,763