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CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)
 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
CASH FLOWS FROM OPERATING ACTIVITIES    
Net loss $ (94,742,892) $ (57,620,877)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation of fixed assets 133,049 79,201
Loss on extinguishment of debt 10,057,632  
Amortization of intangible assets 88,948 46,023
Other Noncash Expense 78,864  
Non-cash operating lease expense 443,734  
Provision for doubtful accounts 167,500 38,024
Share-based compensation 5,224,212 4,128,440
Amortization of deferred financing costs 316,880 30,155
Changes in operating assets and liabilities:    
Accounts receivable (7,486,691) (1,335,209)
Inventory (4,226,770) (395,219)
Other current assets 1,710,697 2,539,394
Accounts payable (3,244,603) 7,329,560
Accrued expenses and other liabilities 2,801,717 561,615
Net cash used in operating activities (88,677,723) (44,598,893)
CASH FLOWS FROM INVESTING ACTIVITIES    
Patent costs (763,247) (434,677)
Purchase of fixed assets (1,092,504) (45,720)
Payment of security deposit (20,420) (11,486)
Net cash used in investing activities (1,876,171) (491,883)
CASH FLOWS FROM FINANCING ACTIVITIES    
Proceeds from exercise of options 100,107 1,128,996
Repayments of Other Long-term Debt (81,660,719)  
Proceeds from Other Debt 200,000,000 75,000,000
Payments of Financing Costs (6,652,270) (3,786,918)
Net cash provided by financing activities 111,787,118 72,342,078
Increase in cash 21,233,224 27,251,302
Cash, beginning of period 161,613,077 127,135,628
Cash, end of period 182,846,301 $ 154,386,930
Supplemental disclosure of cash flow information    
Interest paid $ 6,989,570