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CONSOLIDATED STATEMENTS OF REDEEMABLE CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS EQUITY (DEFICIT) (Parenthetical) - USD ($) $ in Thousands | 12 Months Ended
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Jan. 31, 2015 | Jan. 31, 2014
Series E-1 Redeemable Convertible Preferred Stock |  |
Issuance of redeemable convertible preferred stock issuance cost |  | $ 36
Series F Redeemable Convertible Preferred Stock |  |
Issuance of redeemable convertible preferred stock issuance cost | $ 386 |

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- Definition Redeemable convertible preferred stock issuance costs. + References No definition available. + Details
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- Details
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Balance Type: |
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