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Condensed Consolidated Statements of Changes in Partners' Capital (USD $)
In Thousands, except Share data, unless otherwise specified
Common units
Limited partner
USD ($)
Common units
Subordinated units
Limited partner
USD ($)
General partner units
General partner
USD ($)
Total
USD ($)
Partners' capital at Dec. 31, 2013 $ 447,562   $ 245,592 $ 14,573 $ 707,727
Partners' capital (in units) at Dec. 31, 2013 23,562,000   14,049,000    
Increase (Decrease) in Partners' Capital          
Vesting of phantom units 1,591       1,591
Vesting of phantom units (in units) 68,000        
General partner contribution       294 294
Cash distributions and DERs (38,337)   (20,651) (1,224) (60,212)
Proceeds from issuance of common units 175,827       175,827
Proceeds from issuance of common units (in units) 7,082,000        
Unit-based compensation 277       277
Modification of unit-based compensation (1,170)       (1,170)
Net income 11,133   4,846 467 16,446
Partners' capital at Sep. 30, 2014 $ 596,883   $ 229,787 $ 14,110 $ 840,780
Partners' capital (in units) at Sep. 30, 2014 30,712,000   14,049,000