Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets Parentheticals

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Consolidated Balance Sheets Parentheticals - shares
shares in Thousands
 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Dec. 31, 2014
General Partner Ownership Interest Percentage 2.00% 2.00%  
General Partners' Capital Account, Units Issued 6,894   6,894
General partner units outstanding 6,894   6,894
Common Units [Member]      
Limited Partners' Capital Account, Units Issued 57,081   57,080
Partnership unitholders units outstanding 57,081   57,080
Class B Units [Member]      
Limited Partners' Capital Account, Units Issued 145,333   145,333
Partnership unitholders units outstanding 145,333   145,333
Subordinated Units [Member]      
Limited Partners' Capital Account, Units Issued 135,384   135,384
Partnership unitholders units outstanding 135,384   135,384