|
CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified |
Dec. 31, 2013
|
Dec. 31, 2012
|
|---|---|---|
| Statement of Financial Position [Abstract] | ||
| Accounts receivable, allowances (in dollars) | $ 650 | $ 481 |
| Preferred stock, par value (in dollars per share) | $ 0.001 | $ 0.001 |
| Preferred stock, shares authorized | 5,000,000 | 5,000,000 |
| Preferred stock, shares issued | 0 | 0 |
| Preferred stock, shares outstanding | 0 | 0 |
| Common stock, par value (in dollars per share) | $ 0.001 | $ 0.001 |
| Common stock, shares authorized | 100,000,000 | 100,000,000 |
| Common stock, shares issued | 47,817,000 | 38,538,000 |
| Common stock, shares outstanding | 45,478,000 | 36,199,000 |
| Treasury stock, shares | 2,339,000 | 2,339,000 |