Partners' Capital and Distributions (Details) (USD $)	0 Months Ended	9 Months Ended
Oct. 02, 2012	Sep. 30, 2012 General Partner Distribution - Level One	Sep. 30, 2012 General Partner Distribution - Level Two	Sep. 30, 2012 General Partner Distribution - Level Three
Partners' Capital and Distributions
Unit split conversion ratio	2
Partners Capital and Distribution
Percent of distribution amount to the general partner above threshold as incentive distributions		15.00%	25.00%	50.00%
Quarterly incentive distribution threshold amount (in dollars per unit)		$ 0.2250	$ 0.2475	$ 0.3375

This item represents the conversion ratio used in the calculation of a stock split.

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Stock Split

-URI http://asc.fasb.org/extlink&oid=6525746

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

-Paragraph 4

-Subparagraph (SAB TOPIC 4.C)

-URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187143-122770

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