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Fees and Related Party Transactions (Tables)
9 Months Ended
Sep. 30, 2015
Fees and Related Party Transactions [Abstract]  
Sponsor Fees
The Sponsor Fee is payable monthly in arrears calculated as of the last business day of each month in the same manner as the Advisory Fee.
 
Class
Annual Rate
  
Class 0
0.75%
Class 2
2.75%