Statements of Changes in Partners' Capital (USD $)	Total	Limited Partners [Member]	General Partner [Member]
Partners' Capital beginning at Dec. 31, 2009	$ 29,723,936	$ 29,320,537	$ 403,399
Net income (loss)	1,624,353	1,610,176	14,177
Redemptions of Redeemable Units and General Partner Unit Equivalents	(2,912,226)	(2,812,226)	(100,000)
Net asset value per unit:
Net asset value per unit	2,010.95
Partners' Capital ending at Dec. 31, 2010	28,436,063	28,118,487	317,576
Net income (loss)	(2,795,960)	(2,763,249)	(32,711)
Redemptions of Redeemable Units and General Partner Unit Equivalents	(3,218,616)	(3,218,616)
Net asset value per unit:
Net asset value per unit	1,803.82
Partners' Capital ending at Dec. 31, 2011	22,421,487	22,136,622	284,865
Net income (loss)	(2,363,774)	(2,331,931)	(31,843)
Redemptions of Redeemable Units and General Partner Unit Equivalents	(2,038,291)	(2,038,291)
Net asset value per unit:
Net asset value per unit	1,602.18
Partners' Capital ending at Dec. 31, 2012	$ 18,019,422	$ 17,766,400	$ 253,022