|
CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified |
Mar. 31, 2015
|
Dec. 31, 2014
|
|---|---|---|
| Statement of Financial Position [Abstract] | ||
| Accounts receivable, allowances (in dollars) | $ 36,538 | $ 32,141 |
| Preferred stock, par value (in dollars per share) | $ 0.01 | $ 0.01 |
| Preferred stock, authorized shares | 10,000,000 | 10,000,000 |
| Preferred stock, issued shares | 0 | 0 |
| Preferred stock, outstanding shares | 0 | 0 |
| Common stock, par value (in dollars per share) | $ 0.01 | $ 0.01 |
| Common stock, authorized shares | 400,000,000 | 400,000,000 |
| Common stock, issued shares | 210,527,237 | 209,818,812 |
| Common stock, outstanding shares | 210,527,237 | 209,818,812 |