|
Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified |
Jun. 30, 2012
|
Dec. 31, 2011
|
|---|---|---|
| Current assets | ||
| Allowances for doubtful accounts | $ 1,447 | $ 1,416 |
| Stockholders' equity | ||
| Common stock, par value | $ 0.001 | $ 0.001 |
| Common stock, shares authorized | 70,000,000 | 70,000,000 |
| Common stock, shares outstanding | 30,983,477 | 30,576,597 |
| Preferred stock, par value | $ 0.001 | $ 0.001 |
| Preferred stock, shares authorized | 5,000,000 | 5,000,000 |
| Preferred stock, shares designated | 5,000 | 5,000 |
| Preferred stock, shares outstanding | 0 | 0 |