Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands |
May 31, 2016 |
Feb. 29, 2016 |
|---|---|---|
| Statement of Financial Position [Abstract] | ||
| Account receivable, allowance for doubtful accounts | $ 2,319 | $ 2,018 |
| Preferred stock, par value (in shares) | $ 0.001 | $ 0.001 |
| Preferred stock, shares authorized (in shares) | 20,000,000 | 20,000,000 |
| Preferred stock, shares issued (in shares) | 0 | 0 |
| Preferred stock, shares outstanding (in shares) | 0 | 0 |
| Common stock, par value (in shares) | $ 0.001 | $ 0.001 |
| Common stock, shares authorized (in shares) | 1,000,000,000 | 1,000,000,000 |
| Common stock, shares issued (in shares) | 52,529,155 | 52,135,194 |
| Common stock, shares outstanding (in shares) | 52,529,155 | 52,135,194 |