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FAIR VALUE OF FINANCIAL INSTRUMENTS (Details 1) (USD $)	3 Months Ended
	Mar. 31, 2013	Dec. 31, 2012
Derivatives not Accounted for as Hedging Instruments	Futures - Commodity Contracts
Condensed Statements of Financial Condition Location	Assets
Fair value	$ 77,060	$ 739,330

X

- Definition

Unrealized gain (loss) on open commodity futures contracts.

+ References

No definition available.

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X

- Definition

Description of the type of derivative instrument identified. For example, swaps, swaptions, forwards.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1B

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5580258-113959



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1A

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5579245-113959



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5579240-113959

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- Definition

Description of where the foreign currency derivatives not designated as hedging instruments are reported in the balance sheet.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(n)(7))

-URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690



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-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4B

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4A

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5618551-113959



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 44

-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.

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