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SUBSEQUENT EVENTS (Details) (USD $) | 9 Months Ended | 61 Months Ended | 9 Months Ended | 61 Months Ended | 9 Months Ended | 61 Months Ended | 1 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2012 | Sep. 30, 2012 | Sep. 30, 2012 Class B Units | Sep. 30, 2012 Class B Units | Sep. 30, 2012 General Partnership | Sep. 30, 2012 General Partnership | Nov. 09, 2012 Subsequent event | Nov. 09, 2012 Subsequent event Class B Units | Nov. 09, 2012 Subsequent event General Partnership
Subsequent events |  |  |  |  |  |  |  |  |
Repurchase of depository receipts (in shares) | 16,985 | 1,211,945 | 135 | 1,859 | 7 | 98 | 942 |  |
Repurchase price of depository receipts (in dollars per share) |  | $ 24.59 |  |  |  |  | $ 28.85 |  |
Repurchase price of units (in dollars per share) |  |  |  | $ 604.92 |  | $ 604.92 | $ 865.50 |  |
Repurchase of units | $ 610,294 | $ 31,150,000 | $ 115,584 |  | $ 6,083 |  | $ 28,344 | $ 6,454 | $ 340
Repurchase of units (in shares) | (708) |  |  |  |  |  |  | 7.5 | 0.39

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- Definition Represents the average price at which depository receipts are repurchased under the equity repurchase program. + References No definition available. + Details
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- Definition Value of units that were previously issued and have been repurchased during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6828210&loc=d3e70191-108054 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Practice Bulletin (PB) -Number 14 -Paragraph 8 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Units that were previously issued and have been repurchased during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 5 -Subparagraph (SAB TOPIC 4.F) -URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187171-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Practice Bulletin (PB) -Number 14 -Paragraph 15 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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