Basis of Presentation and Summary of Significant Accounting Policies (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Basis of Presentation and Summary of Significant Accounting Policies (Textual)
Proceeds from collection of notes receivable	$ 0	$ 160
Scenario, Previously Reported [Member] | Paulsboro Refinery [Member]
Basis of Presentation and Summary of Significant Accounting Policies (Textual)
Proceeds from collection of notes receivable		$ 160