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Condensed Statement of Changes in Partners' Capital - USD ($)
Total
General Partner [Member]
Limited Partners [Member]
Net income (loss) $ (1,364,350)    
Net asset value, beginning of year at Dec. 31, 2015 $ 9.72    
Net asset value, end of year at Mar. 31, 2016 $ 8.74    
Balances at Dec. 31, 2016 $ 16,445,678 $ 0 $ 16,445,678
Addition of 50,000 partnership shares 543,667 0 543,667
Redemption of 350,000 partnership shares (3,368,036) 0 (3,368,036)
Net income (loss) (1,910,579) 0 (1,910,579)
Balances at Mar. 31, 2017 $ 11,710,730 $ 0 $ 11,710,730
Net asset value, beginning of year at Dec. 31, 2016 $ 11.75    
Net asset value, end of year at Mar. 31, 2017 $ 10.65