v2.4.0.8
Business Combinations (Narrative) (Details) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Business Acquisition [Line Items]      
Acquisition of business $ 192,000,000 $ 0 $ 0
Business Acquisition, Transaction Costs 2,800,000    
New Mexico/Texas [Member] | Plains Pipeline Acquisition [Member]
     
Business Acquisition [Line Items]      
Pipeline, Length 250    
Acquisition of business 57,000,000    
Rocky Mountains [Member] | Plains Pipeline Acquisition [Member]
     
Business Acquisition [Line Items]      
Pipeline, Length 550    
Acquisition of business $ 135,000,000    
Number of Pipeline Terminals 4    
Storage Capacity 1,700,000