Statements of Financial Condition - USD ($)	Jun. 30, 2017	Dec. 31, 2016
Equity in trading account:
Unrestricted cash	$ 41,704,697	$ 36,673,442
Restricted cash	9,984,344	11,918,100
Total equity in trading account	51,689,041	62,961,704
Cash at bank	825	218
Interest receivable	28,414	12,527
Total assets	51,718,280	62,974,449
Accrued expenses:
Ongoing placement agent fees	87,022	105,427
General Partner fees	87,022	105,427
Management fees	71,554	87,559
Redemptions payable to General Partner		100,000
Redemptions payable to Limited Partners	857,958	2,537,767
Total liabilities	2,790,487	2,984,051
Partners' Capital:
General Partner, 25,914.948 and 28,084.145 Units outstanding at June 30, 2017 and December 31, 2016, respectively	569,586	660,986
Limited Partners, 2,200,159.868 and 2,520,753.466 Units outstanding at June 30, 2017 and December 31, 2016, respectively	48,358,207	59,329,412
Total partners' capital (net asset value)	48,927,793	59,990,398
Total liabilities and partners' capital	$ 51,718,280	$ 62,974,449
Net asset value per Unit	$ 21.98	$ 23.54
U.S. Treasury Bills [Member]
Equity in trading account:
Investment in U.S. Treasury bills, at fair value (amortized cost $0 and $12,989,784 at June 30, 2017 and December 31, 2016, respectively)		$ 12,994,751
Futures Contracts [Member]
Equity in trading account:
Net unrealized appreciation (depreciation) on open contracts	$ (1,521,341)	1,375,411
Forward Contracts [Member]
Equity in trading account:
Net unrealized appreciation (depreciation) on open contracts	$ (165,590)	$ (47,871)