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CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)
Mar. 31, 2025
Dec. 31, 2024
Current Assets:    
Cash and cash equivalents $ 11,587,275 $ 3,279,926
Restricted cash, current   5,000,000
Grants and accounts receivable, net of allowances of $173,356 and $157,701 as of March 31, 2025 and December 31, 2024, respectively 7,670,399 7,319,597
Inventories 3,018,524 2,732,907
Prepaid expenses and other current assets 3,136,706 3,270,812
Total current assets 25,412,904 21,603,242
Property and equipment - net 8,722,953 9,002,383
Restricted cash 1,522,458 1,483,958
Right-of-use asset 11,368,340 11,511,236
Other assets 3,755,029 3,770,681
Total assets 50,781,684 47,371,500
Current Liabilities:    
Accounts payable 3,325,386 3,339,885
Accrued expenses and other current liabilities 5,936,791 6,031,670
Lease liability - current portion 473,889 452,688
Total current liabilities 9,736,066 9,824,243
Lease liability, net of current portion 12,316,119 12,443,971
Long-term debt 14,186,715 13,996,350
Total liabilities 36,238,900 36,264,564
Commitments and Contingencies
Stockholders' equity    
Preferred Stock, par value $0.001, 5,000,000 shares authorized; no shares issued and outstanding as of March 31, 2025 and December 31, 2024
Common Stock, par value $0.001, 100,000,000 shares authorized as of March 31, 2025 and December 31, 2024; and 62,529,466 and 54,830,146 shares issued and outstanding as of March 31, 2025 and December 31, 2024, respectively 62,529 54,830
Additional paid-in capital 318,451,572 310,808,711
Accumulated other comprehensive income 1,515,659 4,252,013
Accumulated deficit (305,486,976) (304,008,618)
Total stockholders' equity 14,542,784 11,106,936
Total liabilities and stockholders' equity $ 50,781,684 $ 47,371,500