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CONSOLIDATED BALANCE SHEETS (Unaudited Consolidated Condensed) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Current assets:    
Cash $ 2,018 $ 1,722
Trade accounts receivable, less allowance for credit losses of $247 for March 31, 2024, and $225 for December 31, 2023 5,227 3,467
Other receivables 55
Inventories, net 13,281 10,031
Prepaid expenses and other current assets 1,496 1,082
Total current assets 22,077 16,302
Equipment and leasehold improvements, net 8,806 8,668
Operating leases, right of use 7,619 7,907
Other assets, net 2 4
Total assets 38,504 32,881
Current liabilities:    
Line of credit – accounts receivable, related party 850 2,810
Current portion of long-term debt, related party 2,000
Current portion of operating lease obligations 1,171 1,297
Accounts payable 6,216 6,260
Current portion of deferred revenue 2,592 2,353
Accrued expenses 1,348 869
Total current liabilities 12,177 15,589
Long-term portion of operating lease obligations 8,936 9,152
Long-term line of credit – inventory, related party 5,200 5,000
Long-term debt, related party 1,000 1,000
Asset retirement obligations 240 238
Total long-term liabilities 15,376 15,390
Mezzanine equity:    
Series X convertible preferred stock: 15,000 and 0 shares, designated, issued and outstanding and liquidation preference of $6,000 from preferred stock in Shareholders’ equity on March 31, 2024 and December 31, 2023, respectively 6,000
Shareholders’ equity:    
Preferred stock, $.01 par value, 24,088 shares authorized, and 15,000 and 0 shares issued and outstanding on March 31, 2024 and December 31, 2023, respectively
Common stock, $.01 par value, 60,000,000 shares authorized; 54,860,984 and 49,627,254 shares issued and outstanding on March 31, 2024 and December 31, 2023, respectively 548 496
Additional paid-in capital 108,173 106,069
Accumulated deficit (103,770) (104,663)
Total Shareholders’ equity 4,951 1,902
Total liabilities and shareholders’ equity $ 38,504 $ 32,881