Related Party Transactions Omnibus Agreement (Details) (USD $)	12 Months Ended
Dec. 31, 2012
Related Party Transaction [Line Items]
Omnibus Agreement Annual Amount	$ 2,700,000
Administrative Fees, Amount Paid	400,000
Indemnification Deductible	400,000
Annual Maximum Tank Repair and Maintenance Expense	500,000
Maximum Non-Discretionary Maintenance Capital Expenditures	$ 3,000,000

Amount paid to managing member or general partner, affiliate of managing member or general partner, or affiliate of limited liability company (LLC) or limited partnership (LP) for administrative services provided to the LLC or LP, for example, but not limited to, salaries, rent, or other overhead costs.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 850

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

Name:	us-gaap_AdministrativeFeesAmountPaid
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration