|
Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified |
Jun. 30, 2012
|
Dec. 31, 2011
|
|---|---|---|
| Condensed Consolidated Balance Sheets [Abstract] | ||
| Allowance for doubtful accounts | $ 339,000 | $ 225,000 |
| Preferred stock, par value | $ 0.0001 | $ 0.0001 |
| 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 | $ 0.0001 | $ 0.0001 |
| Common stock, shares authorized | 145,000,000 | 145,000,000 |
| Common stock, shares issued | 23,559,623 | 22,978,166 |
| Common stock, shares outstanding | 23,559,623 | 22,978,166 |