CONSOLIDATED CONDENSED BALANCE SHEETS (Unaudited) (Parenthetical) - $ / shares |
Sep. 30, 2016 |
Dec. 31, 2015 |
|---|---|---|
| Statement of Financial Position [Abstract] | ||
| Preferred stock, par value (in dollars per share) | $ 0.01 | $ 0.01 |
| Preferred stock, shares authorized (in shares) | 3,000,000 | 3,000,000 |
| 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 (in shares) | 240,000,000 | 240,000,000 |
| Common stock, shares issued (in shares) | 94,214,295 | 93,769,199 |
| Common Stock held in treasury, shares (in shares) | 101,461 | 2,075 |