CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares shares in Thousands |
May. 31, 2015 |
Nov. 30, 2014 |
|---|---|---|
| Statement of Financial Position [Abstract] | ||
| Preferred Stock, par value, per share | $ 0.001 | $ 0.001 |
| Preferred Stock, shares authorized | 5,000 | 5,000 |
| Preferred Stock, shares issued | 0 | 0 |
| Preferred Stock, shares outstanding | 0 | 0 |
| Common Stock, par value, per share | $ 0.001 | $ 0.001 |
| Common Stock, shares authorized | 100,000 | 100,000 |
| Common Stock, shares issued | 40,070 | 39,847 |
| Treasury Stock, shares | 976 | 923 |