Long Term Liabilities (Details 1) (USD $)	Dec. 31, 2013
Long Term Debt Maturities	$ 2,470,000,000
Maturities Of Long Term Debt One Year [Member]
Long Term Debt Maturities	0
Maturities Of Long Term Debt 2015 [Member]
Long Term Debt Maturities	100,000,000
Maturities Of Long Term Debt 2016 [Member]
Long Term Debt Maturities	522,000,000
Maturities Of Long Term Debt 2017 [Member]
Long Term Debt Maturities	116,000,000
Maturities of Long Term Debt 2018 [Member]
Long Term Debt Maturities	650,000,000
Maturities Of Long Term Debt Beyond Five Years [Member]
Long Term Debt Maturities	$ 1,082,000,000