|
Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified |
Mar. 31, 2015
|
Dec. 31, 2014
|
|---|---|---|
| Statement of Financial Position [Abstract] | ||
| Allowance for doubtful accounts receivable | $ 8,410 | $ 8,797 |
| Property, plant and equipment, other, accumulated depreciation | $ 213,355 | $ 207,342 |
| Preferred stock, par value | $ 0.01 | $ 0.01 |
| Preferred stock, shares authorized | 200,000,000 | 200,000,000 |
| Preferred stock, shares issued | 0 | 0 |
| Preferred stock, shares outstanding | 0 | 0 |
| Common stock, par value | $ 0.01 | $ 0.01 |
| Common stock, shares authorized | 1,300,000,000 | 1,300,000,000 |
| Common stock, shares issued | 189,409,474 | 187,831,389 |
| Common stock, shares outstanding | 189,409,474 | 187,831,389 |
| Treasury stock, shares | 961,566 | 961,566 |