Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details 3)

v2.4.0.6
Income Taxes (Details 3) (USD $)
In Thousands, unless otherwise specified
Jan. 31, 2013
Jan. 31, 2012
Deferred tax assets:    
Accruals and reserves $ 1,760 $ 2,104
Deferred revenue 2,894 3,255
Stock-based compensation expense 1,892 1,549
U.S. federal, state and foreign tax credits 5,133 4,951
Net operating loss carryforwards 9,561 2,280
Property and equipment 116 0
Other 0 0
Deferred tax assets 21,356 14,139
Less: Valuation allowance (19,250) (10,544)
Net deferred tax assets 2,106 3,595
Deferred tax liabilities:    
Intangible assets 4,336 5,594
Other 77 76
Property and equipment 0 362
Total net deferred tax assets(liabilities) $ (2,307) $ (2,437)