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COMMERCIAL PARTNERS AND OTHER AGREEMENTS (Details) - USD ($)
$ in Millions
 1 Months Ended 6 Months Ended
Oct. 31, 2013
Jun. 30, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Agreement term 5 years  
Contract termination fee   $ 7.1
Fee payment period   2 years
Contract Termination Fee, Current Portion   $ 2.9
Contract Termination Fee, Long-Term Portion   $ 0.6