Commitments and Contingencies (Details)	3 Months Ended	9 Months Ended			0 Months Ended	1 Months Ended				3 Months Ended
	Sep. 30, 2014 USD ($)	Sep. 30, 2014 USD ($)	Dec. 31, 2013 USD ($)	Dec. 31, 2003	Jan. 15, 2014 Italian Administrative Court [Member] EUR (€)	Sep. 30, 2012 Parmalat [Member] EUR (€)	Jun. 30, 2011 Parmalat [Member] EUR (€)	Jun. 30, 2006 Parmalat [Member] analysts	Oct. 31, 2005 Parmalat [Member] EUR (€)	Sep. 30, 2014 U.S. Securities and Exchange Commission [Member] USD ($)
Loss Contingencies [Line Items]
Equity method investment ownership percentage				45.00%
Deferred gain	$ 28,000,000	$ 28,000,000	$ 60,000,000
Amortized deferred gain	6,000,000	18,000,000
Interest expense (less than $1 million for three months ended September 30, 2014)	1,000,000	1,000,000
Loss contingency charge recorded										60,000,000
Damages claimed									4,100,000,000
Rating fees paid							800,000
Damages sought					€ 234,000,000,000	€ 1,100,000
Number of analysts served								8