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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Cash flow from operating activities:    
Net loss $ (10,508,620) $ (17,821,524)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 580,976 980,381
Vesting expense 859 102,894
Common stock issued for consulting and other 204,839 306,792
Gain on valuation of equity-linked instruments and derivative liability (11,724) (107,381)
Loss on goodwill impairment 0 7,231,093
Loss on impairment of property and equipment 162,905 0
Loss on property and equipment disposal 903 1,700
Changes in assets and liabilities:    
Accounts receivable (213,560) 29,488
Inventories (9,496) (106,038)
Prepaid expense and other assets (142,369) (39,928)
Accounts payable 224,774 (104,503)
Accrued expenses (169,401) 476,035
Contract liabilities (227,116) (64,889)
Other long-term liabilities 0 (19,932)
Net cash used in operating activities: (10,107,030) (9,135,812)
Cash flow from investing activities:    
Purchase of property and equipment (283,648) (361,916)
Acquisition of intangibles (26,018) (50,180)
Net cash used in investing activities (309,666) (412,096)
Cash flow from financing activities:    
Proceeds from issuance of common stock and warrants, net 0 6,507,050
Proceeds from issuance of common stock pursuant to equity line 0 236,009
Repurchase of common stock upon vesting of restricted stock units (0) 4,028
Proceeds from note payable 364,721 0
Repayment of note payable (104,500) 0
Net cash provided by financing activities 260,221 6,739,031
Net increase (decrease) in cash and cash equivalents (10,156,475) (2,808,877)
Cash and cash equivalents at beginning of period 22,071,523 28,202,615
Cash and cash equivalents at end of period 11,915,048 25,393,738
Supplemental disclosure for cash flow information:    
Cash payments for interest 9,608 3,754
Non-cash transactions:    
Right-of-use assets obtained in exchange for lease liabilities 2,997,181 0
Series F Preferred Stock dividend 794 0
Common stock issued in connection with reverse stock split 189,896 0
Redemption of Series F Preferred Stock (794) 0
Restricted Stock Units (RSUs) [Member]    
Non-cash transactions:    
Common stock issued in connection with reverse stock split 4,934 0
Reverse Stock Split [Member]    
Non-cash transactions:    
Common stock issued in connection with reverse stock split $ 253 $ 0