Subsequent Events Terminal and Pipeline Acquisition (Details) (Subsequent Event [Member], USD $) In Millions, unless otherwise specified	0 Months Ended
	Oct. 02, 2014	Oct. 01, 2014
Terminal and Pipeline [Member]
Subsequent Event [Line Items]
Purchase price for acquisition	$ 11.1
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory		$ 1.1
Mount Pleasant Terminal [Member]
Subsequent Event [Line Items]
Storage capacity (barrels)	200,000
Greenville Terminal [Member]
Subsequent Event [Line Items]
Storage capacity (barrels)	325,000