|
Stock-based Compensation Plans and Awards (Details 2) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Oct. 31, 2013
|
Oct. 31, 2012
|
Oct. 31, 2013
|
Oct. 31, 2012
|
|
| Stock-based compensation expense: | ||||
| Total stock-based compensation expense | $ 12,647 | $ 7,073 | $ 30,570 | $ 18,610 |
|
Cost of revenue - Other
|
||||
| Stock-based compensation expense: | ||||
| Total stock-based compensation expense | 562 | 333 | 1,513 | 900 |
|
Product development
|
||||
| Stock-based compensation expense: | ||||
| Total stock-based compensation expense | 2,553 | 1,180 | 6,841 | 3,351 |
|
Sales and marketing
|
||||
| Stock-based compensation expense: | ||||
| Total stock-based compensation expense | 5,830 | 3,186 | 15,816 | 8,854 |
|
General and administrative
|
||||
| Stock-based compensation expense: | ||||
| Total stock-based compensation expense | $ 3,702 | $ 2,374 | $ 6,400 | $ 5,505 |