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Partners' Capital - Partnership Units (Table) (Details) - shares
Dec. 31, 2016
Dec. 31, 2015
Partners' Capital [Abstract]    
Common units 122,094,633 120,409,456
General partner units 2,439,989 2,439,989
Preferred units 12,983,333 12,983,333
Total partnership units 137,517,955 135,832,778