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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2019
Mar. 31, 2019
Jun. 30, 2018
Mar. 31, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Cash Flows from Operating Activities:              
Net loss $ (387,730) $ (3,205,174) $ (2,962,890) $ (2,588,232) $ (3,592,904) $ (5,551,122) $ 15,500,000
Adjustments to reconcile net loss to net cash flows used in operating activities:              
Depreciation and amortization         206,969 275,392  
Change in fair value of warrant derivative liabilities   310,195   309,306  
Loss on extinguishment of secured convertible debentures         500,000  
Secured convertible debentures issuance expense   220,312   220,312  
Change in fair value of secured convertible note payable         829,976  
Change in fair value of proceeds investment agreement 2,961,000     3,098,000  
Interest expense added to debenture         121,271  
Amortization of discount on subordinated note payable         47,657  
Stock based compensation 585,195   594,228   1,310,393 1,087,746  
Provision for inventory obsolescence         371,494 (437,538)  
Provision for doubtful accounts receivable         20,000  
(Increase) decrease in:              
Accounts receivable - trade         215,840 (79,575)  
Accounts receivable - other         (118,556) (118,461)  
Operating lease right of use asset         224,413  
Inventories         (164,483) 1,343,445  
Prepaid expenses         135 90,640  
Other assets         (133,000) (54,944)  
Increase (decrease) in:              
Accounts payable         1,073,021 (168,117)  
Accrued expenses         (1,018,433) (132,429)  
Lease obligation with right of use asset         (143,252)  
Income taxes payable         244 (6,385)  
Contract liabilities         (80,434) 200,759  
Net cash provided by (used in) operating activities         1,269,447 (1,522,067)  
Cash Flows from Investing Activities:              
Purchases of furniture, fixtures and equipment         (73,705) (28,846)  
Additions to intangible assets         (26,884) (55,055)  
Release of cash in accordance with secured convertible note         500,000  
Net cash provided by (used in) investing activities         (100,589) 416,099  
Cash Flows from Financing Activities:              
Proceeds from subordinated notes payable         250,000  
Proceeds from exercise of warrants         1,564,000  
Proceeds from secured convertible debentures and detachable common stock purchase warrants         6,250,000  
Principal payment on secured convertible debentures         (3,250,000)  
Principal payment on subordinated notes payable         (1,008,500)  
Principal payment on proceeds investment agreement         (6,000,000)  
Proceeds from issuance of common stock and warrants         10,400  
Loss on extinguishment of secured convertible debentures     500,000  
Secured convertible debentures issuance expense         (220,312)  
Principal payments on capital lease obligation         (8,492)  
Net cash provided by (used in) financing activities         (4,436,000) 1,523,096  
Net increase (decrease) in cash and cash equivalents         (3,267,142) 417,128  
Cash and cash equivalents, beginning of period   $ 3,598,807   $ 54,712 3,598,807 54,712 54,712
Cash and cash equivalents, end of period $ 331,655   $ 471,840   331,655 471,840 $ 3,598,807
Supplemental disclosures of cash flow information:              
Cash payments for interest         172,283  
Cash payments for income taxes         5,756 6,385  
Supplemental disclosures of non-cash investing and financing activities:              
Restricted common stock grant         522 184  
Restricted common stock forfeitures         2 30  
Obtaining right of use asset for lease liability         500,751  
Amounts allocated to common stock purchase warrants in connection with proceeds from secured convertible debentures         1,684,251  
Issuance of common stock upon conversion of secured convertible debentures and payment of accrued interest         185,688  
Issuance of common stock upon exercise of common stock purchase warrants accounted for as warrant liabilities         38,600  
Amounts allocated to common stock purchase warrants in connection with proceeds from subordinated notes payable         $ 47,657