|
Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $)
|
Mar. 31, 2015
|
Dec. 31, 2014
|
|---|---|---|
| Statement of Financial Position [Abstract] | ||
| Preferred stock, par value | $ 0.01 | $ 0.01 |
| Preferred stock, shares authorized | 1,000,000 | 1,000,000 |
| Preferred stock, issued | 0 | 0 |
| Common stock, par value | $ 0.01 | $ 0.01 |
| Common stock, shares authorized | 200,000,000 | 200,000,000 |
| Common stock, shares issued | 93,448,000 | 96,030,000 |
| Common stock, shares outstanding | 93,448,000 | 96,030,000 |