v3.21.2
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Cash flows from operating activities:    
Net loss $ (9,841,000) $ (13,425,000)
Adjustments to reconcile net loss to net cash used in operating activities:    
Provision for doubtful accounts 89,000 229,000
Depreciation and amortization 636,000 651,000
Stock-based compensation 1,677,000 1,367,000
Non-cash interest expense 291,000 258,000
Amortization of operating lease right-of-use assets and accretion of operating lease liabilities 17,000 5,000
Loss from minority interest in limited liability company 155,000 268,000
Loss on disposal of property and equipment 9,000 0
Modification of warrants 373,000 1,838,000
Gain on forgiveness of Paycheck Protection Program loan (1,358,000) 0
Changes in assets and liabilities:    
Accounts receivable (15,000) 327,000
Inventory 855,000 (222,000)
Prepaid expenses and other current assets 308,000 526,000
Other noncurrent assets 141,000 417,000
Accounts payable (219,000) (351,000)
Accrued and other liabilities (317,000) (2,132,000)
Other noncurrent liabilities 211,000 55,000
Net cash used in operating activities (6,988,000) (10,189,000)
Cash flows from investing activities:    
Purchase of property and equipment (78,000) (292,000)
Net cash used in investing activities (78,000) (292,000)
Cash flows from financing activities:    
Proceeds from January 2021 Offering, net of issuance costs 25,122,000 0
Proceeds from exercise of common warrants 179,000 4,800,000
Transaction costs in connection with 2020 Warrant Offering 0 (326,000)
Proceeds from purchase of common shares under Purchase Agreement with LPC 704,000 341,000
Proceeds from Paycheck Protection loan 0 1,343,000
Net cash provided by financing activities 25,934,000 5,673,000
Net increase (decrease) in cash and cash equivalents 18,868,000 (4,808,000)
Cash and cash equivalents - beginning of period 6,523,000 13,308,000
Cash and cash equivalents - end of period 25,391,000 8,500,000
Supplemental disclosure:    
Cash paid for interest 0 0
Cash paid for income taxes 0 0
Supplemental disclosure of cash flow information as of end of period:    
Forgiveness of Paycheck Protection Program loan 1,358,000 0
Issuance of Series B convertible preferred stock in settlement of dividends 2,271,000 2,007,000
Issuance of note payable in settlement of accrued interest 289,000 256,000
Net transfer of equipment between inventory and property and equipment (233,000) 166,000
Operating cash outflows from operating leases 126,000 150,000
Purchase Agreement with LPC [Member]    
Cash flows from financing activities:    
Transaction costs in connection with Purchase Agreement with LPC (71,000) (452,000)
November 2019 Offering [Member]    
Cash flows from financing activities:    
Transaction costs in connection with Purchase Agreement with LPC $ 0 $ (33,000)

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