Statements of Financial Condition (Unaudited) (USD $)	Sep. 30, 2013	Dec. 31, 2012
Trading Equity:
Unrestricted cash	$ 36,759,905	$ 40,334,590
Restricted cash	3,629,773	4,973,503
Total cash	40,389,678	45,308,093
Net unrealized loss on open contracts (MS&Co.)	(2,882,173)	(1,105,501)
Total Trading Equity	37,507,505	44,202,592
Interest receivable (MS&Co)	284	1,281
Total Assets	37,507,789	44,203,873
Liabilities:
Redemptions payable	549,416	1,086,272
Accrued brokerage fees (MS&Co.)	190,014	212,416
Accrued management fees	63,338	70,805
Total Liabilities	802,768	1,369,493
Partners' Capital:
Limited Partners (3,543,568.358 and 4,364,559.660 Units, respectively)	36,231,873	42,313,890
General Partner (46,275.055 and 53,687.055 Units, respectively)	473,148	520,490
Total Partners' Capital	36,705,021	42,834,380
Total Liabilities and Partners' Capital	$ 37,507,789	$ 44,203,873
NET ASSET VALUE PER UNIT (in dollars per unit)	$ 10.22	$ 9.69