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Subsequent Events	3 Months Ended
Subsequent Events	Mar. 31, 2016
Subsequent Events [Abstract]
Subsequent Events	16. SUBSEQUENT EVENTS On May 10, 2016, the board of directors of the general partner of the Partnership declared cash distributions of $0.4121 per common unit and $0.450 per Class B preferred unit for the first quarter of 2016. The distributions are payable on May 31, 2016 to unitholders of record on May 20, 2016.