Stock Repurchase Program	9 Months Ended
Sep. 30, 2013
Class of Stock Disclosures [Abstract]
Stock Repurchase Program	STOCK REPURCHASE PROGRAM On May 2, 2011, our Board of Directors authorized our stock repurchase program pursuant to which a total of $300.0 million of our outstanding common stock could be repurchased. On March 8, 2012, our Board of Directors approved a $323.7 million increase to our stock repurchase program. Subject to the approval of our Board of Directors, we may repurchase our common stock under our stock repurchase program from time to time in privately negotiated transactions, through accelerated stock repurchase programs or open market transactions, including pursuant to a trading plan in accordance with Rules 10b5-1 and 10b-18 of the Securities Exchange Act of 1934, as amended. The timing of any repurchases and the actual number of shares of stock repurchased will depend on a variety of factors, including the stock price, corporate and regulatory requirements, restrictions under the Company’s debt obligations, and other market and economic conditions. Our stock repurchase program may be suspended or discontinued at any time. During the three and nine months ended September 30, 2012, we repurchased approximately 1.5 million and 2.1 million shares, respectively, of our common stock for aggregate consideration of $36.1 million and $50.0 million, respectively, under our stock repurchase program. As of December 31, 2012, the remaining authorization under our stock repurchase program was $350.0 million. During the three months ended September 30, 2013, we made no share repurchases and during the nine months ended September 30, 2013, we repurchased approximately 2.7 million shares of our common stock for aggregate consideration of $70.0 million under our stock repurchase program. The remaining authorization under our stock repurchase program as of September 30, 2013 was $280.0 million.

STOCK REPURCHASE PROGRAM

On May 2, 2011, our Board of Directors authorized our stock repurchase program pursuant to which a total of $300.0 million of our outstanding common stock could be repurchased. On March 8, 2012, our Board of Directors approved a $323.7 million increase to our stock repurchase program.

Subject to the approval of our Board of Directors, we may repurchase our common stock under our stock repurchase program from time to time in privately negotiated transactions, through accelerated stock repurchase programs or open market transactions, including pursuant to a trading plan in accordance with Rules 10b5-1 and 10b-18 of the Securities Exchange Act of 1934, as amended. The timing of any repurchases and the actual number of shares of stock repurchased will depend on a variety of factors, including the stock price, corporate and regulatory requirements, restrictions under the Company’s debt obligations, and other market and economic conditions. Our stock repurchase program may be suspended or discontinued at any time.

During the three and nine months ended September 30, 2012, we repurchased approximately 1.5 million and 2.1 million shares, respectively, of our common stock for aggregate consideration of $36.1 million and $50.0 million, respectively, under our stock repurchase program. As of December 31, 2012, the remaining authorization under our stock repurchase program was $350.0 million. During the three months ended September 30, 2013, we made no share repurchases and during the nine months ended September 30, 2013, we repurchased approximately 2.7 million shares of our common stock for aggregate consideration of $70.0 million under our stock repurchase program. The remaining authorization under our stock repurchase program as of September 30, 2013 was $280.0 million.