XML 57 R46.htm IDEA: XBRL DOCUMENT v3.25.1
Note 5 - Other Investments - Investment in Unconsolidated Entity (Details) - USD ($)
 3 Months Ended 6 Months Ended
Mar. 31, 2025
Dec. 31, 2024
Mar. 31, 2024
Dec. 31, 2023
Mar. 31, 2025
Mar. 31, 2024
Sep. 30, 2024
Sep. 30, 2023
Revenue $ 36,462,097   $ 32,659,376   $ 63,751,583 $ 57,078,728    
Other income, net 463,633   89,487   936,969 210,273    
Net income 7,676,208 $ 5,269,689 6,443,390 $ 5,019,992 12,945,897 11,463,382    
Current assets 25,777,943       25,777,943   $ 25,072,301  
Property, plant and equipment, net 259,473,382       259,473,382   253,401,632  
Total assets 326,421,287       326,421,287   320,699,223  
Current liabilities 45,489,019       45,489,019   28,698,430  
Capital 117,833,223 $ 111,761,089 110,543,862 $ 103,544,603 117,833,223 110,543,862 108,136,775 $ 100,732,625
Total liabilities and equity 326,421,287       326,421,287   320,699,223  
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member]                
Revenue 144,610,866   0   284,668,826 0    
Operating expenses (76,360,453)   0   (146,337,662) 0    
AFUDC 39,057   146,538,660   65,535 305,100,801    
Other income, net 1,526,125   3,236,493   3,377,185 5,900,062    
Net income 69,815,595   $ 149,775,153   141,773,884 $ 311,000,863    
Current assets 229,740,457       229,740,457   263,966,727  
Construction work in progress 302,321       302,321   1,568,267  
Property, plant and equipment, net 9,486,837,781       9,486,837,781   9,522,815,742  
Other assets 11,900,719       11,900,719   13,732,299  
Total assets 9,728,781,278       9,728,781,278   9,802,083,035  
Current liabilities 94,781,771       94,781,771   168,645,751  
Noncurrent liabilities 2,011,116       2,011,116   68,965  
Capital 9,631,988,391       9,631,988,391   9,633,368,319  
Total liabilities and equity $ 9,728,781,278       $ 9,728,781,278   $ 9,802,083,035