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Nature of Business and Significant Accounting Policies (Details)
12 Months Ended
Dec. 31, 2016
USD ($)
class
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Assets allocated to GP 3, GP 6 and GP 15 $ 0 $ 0  
Classes of interests      
Number of classes of limited partner interests | class 7    
Income taxes      
Income taxes $ 0 0 $ 0
Statement of cash flows      
Debt carried by partners 0 0 $ 0
Swap Contracts | Deutsche Bank AG      
Swap contracts      
Notional value 60,638,617 20,000,000  
Cash margin balance $ 12,996,500 $ 4,000,000  
Term of total return swap 5 years 3 years