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Subsequent Events (Details) - $ / shares
12 Months Ended
Jan. 24, 2017
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Subsequent Event [Line Items]        
Quarterly cash distribution declared (dollars per unit)   $ 2.575 $ 2.240 $ 1.900
Subsequent Event [Member]        
Subsequent Event [Line Items]        
Quarterly cash distribution declared (dollars per unit) $ 0.680