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CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Income Statement [Abstract]        
Revenues, net $ 3,473,535 $ 4,417,598 $ 11,009,937 $ 12,653,495
Cost of goods sold 699,118 700,814 1,786,902 2,042,174
Gross profit 2,774,417 3,716,784 9,223,035 10,611,321
Operating expenses:        
Sales, general, and administration 30,354,072 12,057,868 80,578,079 43,524,412
Research and development 6,708,271 6,436,802 20,545,948 22,878,037
Depreciation and amortization 73,321 54,055 198,545 156,943
Total operating expense 37,135,664 18,548,725 101,322,572 66,559,392
Operating loss (34,361,247) (14,831,941) (92,099,537) (55,948,071)
Other income (expense):        
Miscellaneous income 809,022 167,300 1,457,817 442,322
Accreted interest       7,699
Interest expense (2,053,077)   (2,584,459)  
Total other (expense) income (1,244,055) 167,300 (1,126,642) 450,021
Loss before taxes (35,605,302) (14,664,641) (93,226,179) (55,498,050)
Provision for income taxes
Net loss $ (35,605,302) $ (14,664,641) $ (93,226,179) $ (55,498,050)
Net loss per share, basic and diluted (in dollars per share) $ (0.16) $ (0.07) $ (0.42) $ (0.27)
Weighted average number of common shares outstanding 228,107,240 207,938,338 220,466,673 203,282,335