Capital Stock (Notes)	3 Months Ended
Mar. 31, 2015
Class of Stock [Line Items]
Capital Stock [Text Block]	CAPITAL STOCK Mandatory Convertible Preferred Stock On April 1, 2014, all outstanding shares of mandatory convertible preferred stock automatically converted into 27,573,735 shares of common stock, net of fractional shares, at a conversion rate of 2.7574 shares of common stock per share of preferred stock. Dividends In the first three months of 2015, we paid cash dividends of $16 million on our common stock. On April 13, 2015, the Board of Directors (or a duly authorized committee thereof) declared cash dividends of $0.06 per share of common stock, or approximately $16 million in the aggregate. The dividend will be paid on June 1, 2015 to stockholders of record as of the close of business on May 1, 2015. Future quarterly dividends are subject to Board approval. Common Stock Repurchases On September 18, 2013, the Board of Directors authorized $100 million for use in our common stock repurchase program. On May 27, 2014, the Board of Directors approved an increase in that authorization to $450 million. This program expires on December 31, 2016. We intend to repurchase shares of common stock in open market transactions in order to offset new shares issued under equity compensation programs and to provide for additional shareholder returns. We did not repurchase any shares under our common stock repurchase program during the first quarter of 2015. In addition, we routinely repurchase shares delivered to us by employees as payment for the exercise price of stock options and the withholding taxes due upon the exercise of the stock options or the vesting or payment of stock awards. During the first quarter of 2015, we repurchased 39,351 shares at an average price of $27.07 per share, or $1 million in the aggregate.

CAPITAL STOCK

Mandatory Convertible Preferred Stock

On April 1, 2014, all outstanding shares of mandatory convertible preferred stock automatically converted into 27,573,735 shares of common stock, net of fractional shares, at a conversion rate of 2.7574 shares of common stock per share of preferred stock.

Dividends

In the first three months of 2015, we paid cash dividends of $16 million on our common stock. On April 13, 2015, the Board of Directors (or a duly authorized committee thereof) declared cash dividends of $0.06 per share of common stock, or approximately $16 million in the aggregate. The dividend will be paid on June 1, 2015 to stockholders of record as of the close of business on May 1, 2015. Future quarterly dividends are subject to Board approval.

Common Stock Repurchases

On September 18, 2013, the Board of Directors authorized $100 million for use in our common stock repurchase program. On May 27, 2014, the Board of Directors approved an increase in that authorization to $450 million. This program expires on December 31, 2016. We intend to repurchase shares of common stock in open market transactions in order to offset new shares issued under equity compensation programs and to provide for additional shareholder returns. We did not repurchase any shares under our common stock repurchase program during the first quarter of 2015.

In addition, we routinely repurchase shares delivered to us by employees as payment for the exercise price of stock options and the withholding taxes due upon the exercise of the stock options or the vesting or payment of stock awards. During the first quarter of 2015, we repurchased 39,351 shares at an average price of $27.07 per share, or $1 million in the aggregate.