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Income Taxes Parentheticals (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Income Tax Disclosure [Abstract]      
Unrecognized Tax Benefits $ 0 $ 0 $ 0
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued 0 0 0
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense $ 0 $ 0 $ 0