Consolidated Statements of Financial Condition (USD $)	Jun. 30, 2013	Dec. 31, 2012
Equity in commodity Trading accounts:
Cash on deposit with broker	$ 2,916,108	$ 2,216,652
Unrealized gain on open contracts	146,825	260,744
Purchased options on futures contracts (premiums paid $2,680,013 and $753,417, respectively)	2,266,543	728,440
Total due from broker	5,329,476	3,205,836
Cash and cash equivalents on deposit with affiliate	3,763,722	8,659,507
Investment in Global Diversified Managed Futures Portfolio LLC	982,881
Cash on deposit with bank	7,304	696,111
Fixed income securities (cost $11,836,654 and $11,005,602, respectively), held by affiliate	11,775,841	11,003,681
Interest receivable	61,286	9,207
Cash on deposit with bank - Non-Trading	1,192,499	1,364,487
Prepaid expenses - Non-Trading	150,081	76,392
Total Assets	23,263,090	25,015,221
Equity in commodity Trading accounts:
Options written on futures contracts (premiums received $3,627,943 and $978,634, respectively)	3,070,552	884,242
Accrued commissions	41,496	54,558
Accrued management fees	33,502	37,239
Accrued operating expenses	145,814	209,592
Accrued offering expenses	15,922
Redemptions payable-Trading	394,873	565,316
Accrued legal fees- Non-Trading	77,442	2,364
Accrued management fees to U.S. Bank-Non-Trading	9,030	10,418
Distribution payable - Non-Trading	1,034	1,034
Total liabilities	3,789,665	1,764,763
Beneficial owners
Unitholders' Capital	19,473,425	23,250,458
Total Liabilities and Unitholders' Capital	23,263,090	25,015,221
Beneficial Owner [Member] | Capital Unit, Class A [Member] | Trading [Member] | Limited Partner [Member]
Beneficial owners
Unitholders' Capital	17,709,380	21,106,894
Beneficial Owner [Member] | Capital Unit, Class B [Member] | Trading [Member] | Limited Partner [Member]
Beneficial owners
Unitholders' Capital	470,122	675,323
Managing Owner [Member] | Capital Unit, Class A [Member] | Trading [Member] | General Partner [Member]
Beneficial owners
Unitholders' Capital	38,814	41,153
Participating Owners [Member] | LLC Equity/Non-Trading [Member] | Limited Partner [Member]
Beneficial owners
Unitholders' Capital	119,290	149,728
Nonparticipating Owners [Member] | LLC Equity/Non-Trading [Member] | Limited Partner [Member]
Beneficial owners
Unitholders' Capital	$ 1,135,819	$ 1,277,360
Capital Unit, Class A [Member] | Trading [Member]
Trading:
Net Asset Value Per Unit (in Dollars per share)	$ 72.55	$ 76.92
Capital Unit, Class B [Member] | Trading [Member]
Trading:
Net Asset Value Per Unit (in Dollars per share)	$ 79.38	$ 83.34
LLC Equity/Non-Trading [Member]
Trading:
Net Asset Value Per Unit (in Dollars per share)	$ 0.55	$ 0.63