v3.26.1
Note 12 - Fair Value Measurements - Changes in Derivative Liabilities (Details) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Beginning balance $ 136,114 $ (822,058) $ 1,960,796 $ 1,529,850
Additions (Deductions) 781,187 (5,315,951) 781,187 (6,597,056)
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings 1,597,838 2,868,176 875,823 1,677,373
Payments for decrease in contractual stock consideration (508,952) 110,000 (1,611,619) 230,000
Ending balance 2,006,187 (3,159,833) 2,006,187 (3,159,833)
Georges Trust Derivative Instrument [Member]        
Beginning balance 136,114   1,201,114  
Additions (Deductions) 0   0  
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings 372,838   (821,162)  
Payments for decrease in contractual stock consideration (508,952)   (379,952)  
Ending balance 0   0  
Kips Bay 2025 Conversion Option Derivative [Member]        
Beginning balance   (920,000)   0
Additions (Deductions)   527,963   (893,682)
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings   172,037   673,682
Payments for decrease in contractual stock consideration   0   0
Ending balance   (220,000)   (220,000)
Flux Photon Derivative Instrument [Member]        
Beginning balance 0 0 0 0
Additions (Deductions) 781,187 (5,087,000) 781,187 (5,087,000)
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings 1,225,000 1,530,000 1,225,000 1,530,000
Payments for decrease in contractual stock consideration 0 0 0 0
Ending balance 2,006,187 (3,557,000) 2,006,187 (3,557,000)
Alvin Fund Derivative Instrument [Member]        
Beginning balance     759,682  
Additions (Deductions)     0  
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings     471,985  
Payments for decrease in contractual stock consideration     (1,231,667)  
Ending balance $ 0   $ 0  
LINICO Acquisition Derivative Instrument [Member]        
Beginning balance   (309,000)   0
Additions (Deductions)   (60,170)   (400,170)
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings   369,170   400,170
Payments for decrease in contractual stock consideration   0   0
Ending balance   0   0
AST Derivative Instrument [Member]        
Beginning balance   392,000   0
Additions (Deductions)   (1,396,744)   (916,204)
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings   1,004,744   916,204
Payments for decrease in contractual stock consideration   0   0
Ending balance   0   0
Haywood Derivative Instrument [Member]        
Beginning balance   14,942   1,529,850
Additions (Deductions)   700,000   700,000
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings   (207,775)   (1,842,683)
Payments for decrease in contractual stock consideration   110,000   230,000
Ending balance   $ 617,167   $ 617,167