Statements of Financial Condition (USD $)	Dec. 31, 2012	Dec. 31, 2011
Assets:
Investment in Master, at fair value (Note 1)	$ 145,802,728	$ 194,591,148
Cash (Note 3c)	125,706	145,664
Total assets	145,928,434	194,736,812
Accrued expenses:
Brokerage commissions (Note 3c)	439,544	691,682
Management fees (Note 3b)	242,311	323,228
Professional fees	68,854	71,731
Other	33,313	36,522
Redemptions payable (Note 5)	2,654,363	5,609,345
Total liabilities	3,438,385	6,732,508
Partners' Capital (Notes 1 and 5):
General Partner, 159.2827 and 218.7937 unit equivalents outstanding at December 31, 2012 and 2011, respectively	1,636,042	2,302,616
Special Limited Partner, 118.5047 Redeemable Units outstanding at December 31, 2012 and 2011	1,217,199	1,247,160
Limited Partners, 13,594.8371 and 17,526.7992 Redeemable Units outstanding at December 31, 2012 and 2011, respectively	139,636,808	184,454,528
Total partners' capital	142,490,049	188,004,304
Total liabilities and partners' capital	$ 145,928,434	$ 194,736,812
Net asset value per unit	10,271.31	10,524.14