Stock Repurchase Plan	9 Months Ended
Sep. 30, 2011
Stock Repurchase Plan	9. Stock Repurchase Plan The Company’s board of directors has approved a stock repurchase program authorizing the Company, from time to time as market and business conditions warrant, to acquire up to $210 million of its common stock. Under the program to date, the Company has purchased 8,082,180 shares for approximately $187.1 million. The Company did not repurchase shares under this program during the nine months ended September 30, 2011. The maximum remaining dollar value of shares authorized for purchase under the stock repurchase program was approximately $22.9 million as of September 30, 2011.

9. Stock Repurchase Plan

The Company’s board of directors has approved a stock repurchase program authorizing the Company, from time to time as market and business conditions warrant, to acquire up to $210 million of its common stock. Under the program to date, the Company has purchased 8,082,180 shares for approximately $187.1 million. The Company did not repurchase shares under this program during the nine months ended September 30, 2011. The maximum remaining dollar value of shares authorized for purchase under the stock repurchase program was approximately $22.9 million as of September 30, 2011.