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SUBSEQUENT EVENTS	3 Months Ended
SUBSEQUENT EVENTS	Mar. 31, 2017
SUBSEQUENT EVENTS
SUBSEQUENT EVENTS	14. SUBSEQUENT EVENTS On April 28, 2017, we declared a quarterly distribution for the quarter ended March 31, 2017, of $0.55 per unit on all common units outstanding, totaling approximately $32.9 million, payable on May 19, 2017 to all unitholders of record as of May 12, 2017. On April 28, 2017, the ARLP Partnership declared a quarterly distribution for the quarter ended March 31, 2017, of $0.4375 per unit, on all common units outstanding, totaling approximately $52.5 million, including MGP's incentive distributions, payable on May 15, 2017 to all unitholders of record as of May 8, 2017. Other than the events described above and in Notes 6 and 12, there were no other subsequent events.