Description Of Business, Basis Of Presentation, And Changes In Significant Accounting Policies Initial Public Offering (Details) (USD $) In Billions, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Apr. 09, 2014 Subsequent Event [Member]
Subsequent Event [Line Items]
Common Stock, Shares Authorized	479,811,490	1,100,000,000
Preferred Stock, Shares Authorized		41,000,000
Stock Issued During Period, Shares, New Issues	95,000,000
Share Price	$ 25
Proceeds from Issuance Initial Public Offering	$ 2.4
Stockholders' Equity Note, Stock Split, Conversion Ratio	310
Common Stock, Par or Stated Value Per Share	$ 0.01