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Income Taxes - Significant Components of Deferred Tax Assets and Liabilities (Detail) - USD ($)
Dec. 31, 2024
Dec. 31, 2023
Deferred tax assets:    
Net operating loss and tax credit carryforwards $ 53,001,832 $ 67,688,664
Excess of book over tax depreciation 0 39,070
Stock option and restricted stock award expense 2,294,946 1,799,988
Debt Extinguishment 61,946 61,946
Less: valuation allowance (55,169,825) (69,345,930)
Deferred tax assets 188,899 243,738
Deferred tax liability:    
Property and equipment basis 40,394 84,020
Prepaid expenses 148,505 159,718
Deferred tax liabilities 188,899 243,738
Net deferred tax asset $ 0 $ 0