v2.4.0.8
Investments in Non-Controlled Entities Investments in Non-Controlled Entities (Details) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Change in Equity Method Investments [Roll Forward]      
Equity Method Investments, Beginning Balance $ 107,356,000 $ 35,594,000  
Payments to Acquire Equity Method Investments 250,495,000 74,934,000 8,094,000
Proportionate Share of Equity Earnings 6,939,000    
Amortization of Excess Investment (664,000)    
Income (Loss) from Equity Method Investments 6,275,000 2,961,000 6,763,000
Distributions from investments in non-controlled entities 2,494,000 2,961,000 5,598,000
Distributions in excess of earnings of non-controlled entities 780,000 4,832,000 0
Equity Method Investments, Ending Balance 360,852,000 107,356,000 35,594,000
Equity Method Investments Unamortized Excess Investment Net 15,100,000 15,800,000  
Marine Storage Segment [Member]
     
Schedule of Equity Method Investments [Line Items]      
Storage Capacity 26,000,000    
Crude Oil Pipeline and Terminals Segment [Member]
     
Schedule of Equity Method Investments [Line Items]      
Storage Capacity 18,000,000    
Texas Frontera Llc [Member]
     
Schedule of Equity Method Investments [Line Items]      
Equity Method Investment, Ownership Percentage 50.00%    
Storage Capacity 1,000,000    
Texas Frontera Llc [Member] | Marine Storage Segment [Member]
     
Schedule of Equity Method Investments [Line Items]      
Equity Method Investment, Ownership Percentage 50.00%    
Storage Capacity 1,000,000    
Change in Equity Method Investments [Roll Forward]      
Equity Method Investments, Beginning Balance 15,728,000    
Payments to Acquire Equity Method Investments 0    
Proportionate Share of Equity Earnings 2,494,000    
Amortization of Excess Investment 0    
Income (Loss) from Equity Method Investments 2,494,000    
Distributions from investments in non-controlled entities 2,494,000    
Distributions in excess of earnings of non-controlled entities 780,000    
Equity Method Investments, Ending Balance 14,948,000    
Osage Pipeline Co [Member]
     
Schedule of Equity Method Investments [Line Items]      
Equity Method Investment, Ownership Percentage 50.00%    
Pipeline, Length 135    
Osage Pipeline Co [Member] | Crude Oil Pipeline and Terminals Segment [Member]
     
Schedule of Equity Method Investments [Line Items]      
Equity Method Investment, Ownership Percentage 50.00%    
Pipeline, Length 135    
Change in Equity Method Investments [Roll Forward]      
Equity Method Investments, Beginning Balance 18,888,000    
Payments to Acquire Equity Method Investments 0    
Proportionate Share of Equity Earnings 4,383,000    
Amortization of Excess Investment (664,000)    
Income (Loss) from Equity Method Investments 3,719,000    
Distributions from investments in non-controlled entities 0    
Distributions in excess of earnings of non-controlled entities 0    
Equity Method Investments, Ending Balance 22,607,000    
Equity Method Investments Excess Investment Gross 21,700,000    
Equity Method Investments Unamortized Excess Investment Net 15,100,000    
Double Eagle Pipeline Llc [Member]
     
Schedule of Equity Method Investments [Line Items]      
Equity Method Investment, Ownership Percentage 50.00%    
Pipeline, Length 195    
Related Party Transaction, Other Revenues from Transactions with Related Party 1,400,000    
Accounts Receivable, Related Parties, Current 200,000    
Double Eagle Pipeline Llc [Member] | Crude Oil Pipeline and Terminals Segment [Member]
     
Schedule of Equity Method Investments [Line Items]      
Equity Method Investment, Ownership Percentage 50.00%    
Pipeline, Length 195    
Change in Equity Method Investments [Roll Forward]      
Equity Method Investments, Beginning Balance 40,840,000    
Payments to Acquire Equity Method Investments 35,500,000    
Proportionate Share of Equity Earnings 82,000    
Amortization of Excess Investment 0    
Income (Loss) from Equity Method Investments 82,000    
Distributions from investments in non-controlled entities 0    
Distributions in excess of earnings of non-controlled entities 0    
Equity Method Investments, Ending Balance 76,422,000    
BridgeTex [Member]
     
Schedule of Equity Method Investments [Line Items]      
Equity Method Investment, Ownership Percentage 50.00%    
Pipeline, Length 450    
BridgeTex [Member] | Sale of Emission Reduction Credits [Member]
     
Schedule of Equity Method Investments [Line Items]      
Related Party Transaction, Amounts of Transaction (4,800,000)    
BridgeTex [Member] | Sale of Easement Rights [Member]
     
Schedule of Equity Method Investments [Line Items]      
Related Party Transaction, Amounts of Transaction (1,400,000)    
BridgeTex [Member] | Sale of Easement Rights [Member] | Income Statement [Member]
     
Schedule of Equity Method Investments [Line Items]      
Related Party Transaction, Amounts of Transaction (700,000)    
BridgeTex [Member] | Sale of Easement Rights [Member] | Deferred Income [Member]
     
Schedule of Equity Method Investments [Line Items]      
Related Party Transaction, Amounts of Transaction (700,000)    
BridgeTex [Member] | Crude Oil Pipeline and Terminals Segment [Member]
     
Schedule of Equity Method Investments [Line Items]      
Equity Method Investment, Ownership Percentage 50.00%    
Pipeline, Length 450    
Change in Equity Method Investments [Roll Forward]      
Equity Method Investments, Beginning Balance 31,900,000    
Payments to Acquire Equity Method Investments 214,995,000    
Proportionate Share of Equity Earnings (20,000)    
Amortization of Excess Investment 0    
Income (Loss) from Equity Method Investments (20,000)    
Distributions from investments in non-controlled entities 0    
Distributions in excess of earnings of non-controlled entities 0    
Equity Method Investments, Ending Balance $ 246,875,000