v3.24.2.u1
Note 13 - Segment Reporting - Summarized Financial Information (Details) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2024
Mar. 31, 2024
Jun. 30, 2023
Mar. 31, 2023
Jun. 30, 2024
Jun. 30, 2023
Dec. 31, 2023
Revenue $ 434,824   $ 35,325   $ 860,775 $ 66,075  
Depreciation and amortization 656,717   704,881   1,312,695 1,335,922  
Loss from operations (5,563,182)   (5,931,712)   (10,212,746) (11,009,161)  
Change in fair value of derivative instruments (77,496)   1,564,617   (833,614) 2,263,212  
Total other income (expense), net (3,089,090)   427,123   (5,357,846) (177,170)  
Net loss (8,652,272) $ (6,918,320) (5,504,589) $ (5,681,742) (15,570,592) (11,186,331)  
Capital Expenditures 109,999   28,012   465,938 816,071  
Total Assets as of June 30, 2024 104,556,003   106,466,344   104,556,003 106,466,344 $ 106,466,344
Fuels Segment [Member]              
Revenue 0   0   0 0  
Depreciation and amortization 230,740   435,241   463,322 443,048  
Loss from operations (1,957,619)   (1,570,552)   (2,980,117) (2,220,152)  
Change in fair value of derivative instruments 0   0   0 0  
Total other income (expense), net (69,495)   33,818   (85,378) 34,845  
Net loss (2,027,114)   (1,536,734)   (3,065,495) (2,185,307)  
Capital Expenditures 0   28,012   0 48,531  
Total Assets as of June 30, 2024 6,932,502   7,257,580   6,932,502 7,257,580  
Metals Segment [Member]              
Revenue 7,599   0   7,599 0  
Depreciation and amortization 358,427   590,150   714,313 590,150  
Loss from operations (757,276)   (696,288)   (1,475,048) (718,332)  
Change in fair value of derivative instruments 0   0   0 0  
Total other income (expense), net 0   0   0 0  
Net loss (757,276)   (696,288)   (1,475,048) (718,332)  
Capital Expenditures 109,999   0   465,938 0  
Total Assets as of June 30, 2024 11,297,785   11,797,921   11,297,785 11,797,921  
Mining Segment [Member]              
Revenue 422,425   27,525   843,576 50,475  
Depreciation and amortization 45,158   61,694   90,273 123,388  
Loss from operations (93,489)   (801,487)   (82,455) (1,356,413)  
Change in fair value of derivative instruments (48,000)   675,000   (333,000) 675,000  
Total other income (expense), net 32,169   704,091   (211,303) 747,473  
Net loss (61,320)   (97,396)   (293,759) (608,940)  
Capital Expenditures 0   0   0 6,000  
Total Assets as of June 30, 2024 25,405,900   25,003,871   25,405,900 25,003,871  
Strategic Investments Segment [Member]              
Revenue 0   7,800   0 15,600  
Depreciation and amortization 270   35,804   540 69,780  
Loss from operations (22,514)   (1,240,205)   51,068 (2,332,290)  
Change in fair value of derivative instruments (286,215)   2,764,466   (1,273,933) 2,764,466  
Total other income (expense), net (775,913)   2,534,470   (2,329,827) 1,889,702  
Net loss (798,427)   1,294,265   (2,278,759) (442,588)  
Capital Expenditures 0   0   0 761,540  
Total Assets as of June 30, 2024 58,771,874   57,082,301   58,771,874 57,082,301  
Corporate Segment and Other Operating Segment [Member]              
Revenue 4,800   0   9,600 0  
Depreciation and amortization 22,122   (418,008)   44,247 109,556  
Loss from operations (2,732,284)   (1,623,180)   (5,726,194) (4,381,974)  
Change in fair value of derivative instruments 256,719   (1,874,849)   773,319 (1,176,254)  
Total other income (expense), net (2,275,851)   (2,845,256)   (2,731,338) (2,849,190)  
Net loss (5,008,135)   (4,468,436)   (8,457,531) (7,231,164)  
Capital Expenditures 0   0   0 0  
Total Assets as of June 30, 2024 $ 2,147,942   $ 5,324,671   $ 2,147,942 $ 5,324,671