XML 107 R85.htm IDEA: XBRL DOCUMENT v3.6.0.2
EQUITY COMPENSATION (Phantom Units) (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Apr. 30, 2014
Weighted Average Grant Date Fair Value      
Unrecognized compensation expenses     $ 60,500
Phantom units      
Equity compensation      
Number of trading days immediately prior to vesting dates 15 days    
Number of trading days immediately following to vesting dates 15 days    
Vesting period 5 years    
Units      
Balance at the beginning of the period (in units) 418,115 610,711  
Vested (in units) (98,733.4) (116,802)  
Forfeited (in units) (53,244.2894736843) (75,794)  
Balance at the end of the period (in units) 266,138 418,115  
Weighted Average Grant Date Fair Value      
Balance at the beginning of the period (in dollars per unit) $ 19.00 $ 19.00  
Vested (in dollars per unit) 19.00 19.00  
Forfeited (in dollars per unit) 19.00 19.00  
Balance at the end of the period (in dollars per unit) 19.00 $ 19.00  
Share price (USD per share) $ 19.2    
Unrecognized compensation expenses $ 4,000    
Weighted average period of compensation expense expected to be recognized 2 years 3 months 29 days    
Cash paid to settle awards $ 1,400