XML 18 R6.htm IDEA: XBRL DOCUMENT v3.22.0.1
Statements of Cash Flows - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Cash flows from operating activities    
Net loss $ (10,715,623) $ (6,646,459)
Adjustments to reconcile net loss to cash used in operating activities:    
Depreciation 105,653 126,211
Non-cash lease expense 2,706,651 2,340,428
Share-based compensation 9,362,907 3,169,348
Loss on asset disposal 170
Gain on debt extinguishment (2,182,891)
Non-cash interest 24,581
Changes in operating assets and liabilities:    
Accounts receivable (1,890,724) 1,814,441
Inventories (1,137,937) (1,447,927)
Prepaid expenses and other current assets (640,176) (245,092)
Compensating cash arrangement 250,620 (250,620)
Other assets 30,361 (90,412)
Accounts payable 1,433,840 (490,461)
Accrued liabilities (681,046) 488,131
Deferred revenue 2,683,246 184,972
Operating lease liability (2,382,894) (2,340,046)
Other liabilities 87,351 (124,286)
Net cash used in operating activities (2,945,911) (3,511,772)
Cash flows from investing activities    
Purchase of property and equipment (1,396,590) (70,896)
Net cash used in investing activities (1,396,590) (70,896)
Cash flows from financing activities    
Proceeds from Paycheck Protection Program loan 2,158,310
Proceeds from issuance of stock, net of issuance costs 547,411 15,181,755
Net cash provided by financing activities 547,411 17,340,065
Net (decrease) increase in cash and cash equivalents (3,795,090) 13,757,397
Cash and cash equivalents at beginning of period 43,939,512 30,182,115
Cash and cash equivalents at end of period 40,144,422 43,939,512
Supplemental disclosure of cash flow information:    
Interest paid
Purchases of property and equipment included in accounts payable 1,145,995
Reconciliation of cash, cash equivalents, and restricted cash to balance sheet as of December 31st:    
Cash and cash equivalents 38,738,591 43,939,512
Restricted cash - current 454,268
Restricted cash 951,563
Total cash, cash equivalents, and restricted cash $ 40,144,422 $ 43,939,512