Stockholders' Equity Dividends Declared (Details) (USD $)	0 Months Ended					0 Months Ended
	Apr. 17, 2014	Feb. 06, 2014	May 30, 2013	Apr. 17, 2014	May 30, 2013	Jul. 31, 2014 Subsequent Event
Dividends Payable [Line Items]
Dividends Payable, Date Declared	Apr. 17, 2014	Feb. 06, 2014	May 30, 2013			Jul. 30, 2014
Common Stock Dividend Rate				$ 0.115	$ 0.10
Dividends Payable, Date of Record	Jul. 01, 2014	Apr. 01, 2014	Jul. 01, 2013			Oct. 01, 2014
Dividends, Common Stock, Cash	$ 237,000,000	$ 209,000,000	$ 212,000,000
Dividends Payable, Date to be Paid	Jul. 23, 2014	Apr. 23, 2014	Jul. 23, 2013			Oct. 23, 2014