Litigation, Environmental and Other Contingencies Enviormental Matters (Details) (USD $)			0 Months Ended		6 Months Ended	12 Months Ended	1 Months Ended	9 Months Ended
	Sep. 30, 2014	Dec. 31, 2013	Jul. 24, 2013 TGP [Member] Southeast Louisiana Flood Protection Litigation [Member] Environmental Issue [Member] Board of Commissioners of the Southeast Louisiana Flood Protection Authority - East [Member]	Nov. 08, 2013 Tennessee Gas Pipeline Company LLC [Member] Bastian Bay, Buras, Empire and Fort Jackson oil and gas fields of Plaquemines Parish [Member] Plaquemines Parish, Louisiana (Docket No. 60-999) [Member] Environmental Issue [Member] Parish of Plaquemines, Louisiana [Member]	Jun. 30, 2011 Pending Litigation [Member] Paulsboro, New Jersey Liquids Terminal [Member] GATX Terminals Corporation (n/k/a KMLT) [Member] SFPP Phoenix Terminal [Member]	Dec. 31, 2013 Settled [Member] PHMSA Inspection of Carteret Terminal [Member] GATX Terminals Corporation (n/k/a KMLT) [Member]	Dec. 31, 2000 Allocation Process Negotiations and Awaiting Record of Decision [Member] GATX Terminals Corporation (n/k/a KMLT) [Member] Portland Harbor Superfund Site, Willamette River, Portland, Oregon [Member] Environmental Protection Agency [Member] Terminals	Sep. 30, 2014 Allocation Process Negotiations and Awaiting Record of Decision [Member] GATX Terminals Corporation (n/k/a KMLT) [Member] Portland Harbor Superfund Site, Willamette River, Portland, Oregon [Member] Environmental Protection Agency [Member] Terminals
Loss Contingencies [Line Items]
Number of Liquid Terminals							2	4
Litigation, Environmental Settlement Amount, Percentage of Cost					50.00%
Litigation Settlement, Expense						$ 63,100
Loss Contingency, Number of Defendants			100	17
Loss Contingency, Damages Sought, Value					1,000,000
Accrual for environmental loss contingencies	$ 162,000,000	$ 168,000,000