Fair Value of Financial Instruments Fair Value Measurements and Disclosures (Tables)
12 Months Ended
Dec. 31, 2013
Fair Value Disclosures [Abstract]  
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
The following table presents this Partnership's derivative assets and liabilities that had been measured at fair value on a recurring basis:
 
Balance Sheet
 
December 31, 2012
 
Line Item
 
 Level 2
 
 
 
 
 
 
Assets:
 
 
 
 
Current
 
 
 
 
Commodity-based derivatives
Due from Managing General Partner-derivatives
 
$
180,165

 
 Total assets
 
 
180,165

 
 
 
 
 
 
Liabilities:
 
 
 
 
Current
 
 
 
 
Basis protection derivative contracts
Due to Managing General Partner-derivatives
 
81,917

 
 Total liabilities
 
 
81,917

 
 Net asset
 
 
$
98,248