CONSOLIDATED BALANCE SHEETS (Parenthetical) - shares	Jun. 30, 2015	Dec. 31, 2014
Common Units
Limited Partners' interests, common units authorized	18,501,576	18,501,576
Common units issued	18,501,576	18,501,576
Common units outstanding	18,501,576	18,501,576
Class B Common Units
Limited Partners' interests, common units authorized	184,072	184,072
Common units issued	184,072	184,072
Common units outstanding	184,072	184,072