v2.4.0.8
Schedule of Business Acquisitions, by Acquisition (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Business Acquisition [Line Items]                      
Revenues $ 577,438 $ 443,835 $ 443,912 $ 432,421 $ 503,195 $ 325,869 $ 449,527 $ 493,483 $ 1,897,606 $ 1,772,074 $ 1,748,667
Operating Income (Loss)                 705,056 552,058 522,897
Plains Pipeline Acquisition [Member]
                     
Business Acquisition [Line Items]                      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment 192,422               192,422    
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other 2,048               2,048    
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other (2,470)               (2,470)    
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest 192,000               192,000    
Plains Pipeline Acquisition [Member] | Refined Products Segment [Member]
                     
Business Acquisition [Line Items]                      
Revenues                 12,661    
Operating Income (Loss)                 $ 6,400