CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands |
Dec. 31, 2016 |
Dec. 31, 2015 |
|---|---|---|
| Current Assets: | ||
| Accounts receivable, allowances | $ 2,663 | $ 3,588 |
| Stockholders' Equity (Deficit) | ||
| Preferred stock, par value (in dollars per share) | $ 0.01 | $ 0.01 |
| Preferred Stock, Shares Authorized | 50,000,000 | 50,000,000 |
| Preferred stock, shares issued (in shares) | 0 | 0 |
| Preferred stock, shares outstanding (in shares) | 0 | 0 |
| Common stock, par value (in dollars per share) | $ 0.01 | $ 0.01 |
| Common Stock, Shares Authorized | 250,000,000 | 250,000,000 |
| Common Stock, Shares, Issued | 68,269,749 | 68,127,491 |
| Common Stock, Shares, Outstanding | 68,269,749 | 68,127,491 |