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LEASES, Operating Leases Other Information (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2019
Cash paid for amounts included in the measurement of lease liabilities [Abstract]    
Operating cash flows used in operating leases $ 1,016,719 $ 2,032,013
ROU assets obtained in exchange for lease obligations $ 0 $ 18,076,962