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Note 3 - Segment Information (Tables)
3 Months Ended
Dec. 31, 2024
Notes Tables  
Schedule of Segment Reporting Information, by Segment [Table Text Block]
  

Gas Utility

  

Investment in Affiliates

  

Consolidated Total

 

Three Months Ended December 31, 2024

            

Operating revenues

 $27,263,204  $  $27,263,204 

Corporate and other

        26,282 

Total revenues

  27,263,204      27,289,486 

Depreciation and amortization

  2,843,360      2,843,360 

Operating income (loss)

  7,341,276   (35,188)  7,306,088 

Corporate and other

        21,933 

Total operating income (loss)

  7,341,276   (35,188)  7,328,021 

Equity in earnings

     854,213   854,213 

Interest expense

  1,032,409   747,521   1,779,930 

Income before income taxes

  6,781,658   72,049   6,853,707 

Corporate and other

        21,933 

Total income before income taxes

 $6,781,658  $72,049  $6,875,640 
  

Gas Utility

  

Investment in Affiliates

  

Consolidated Total

 

Three Months Ended December 31, 2023

            

Operating revenues

 $24,391,854  $  $24,391,854 

Corporate and other

        27,498 

Total revenues

  24,391,854      24,419,352 

Depreciation and amortization

  2,697,707      2,697,707 

Operating income (loss)

  6,644,298   (13,403)  6,630,895 

Corporate and other

        21,142 

Total operating income (loss)

  6,644,298   (13,403)  6,652,037 

Equity in earnings

     1,467,835   1,467,835 

Interest expense

  968,937   667,336   1,636,273 

Income before income taxes

  5,795,734   787,534   6,583,268 

Corporate and other

        21,117 

Total income before income taxes

 $5,795,734  $787,534  $6,604,385 
  

Gas Utility

  

Investment in Affiliates

  

Consolidated Total

 

As of December 31, 2024:

            

Assets

 $297,160,045  $21,448,885  $318,608,930 

Corporate and other

        16,563,542 

Total assets

  297,160,045   21,448,885   335,172,472 

Gross additions to utility property

  5,748,177      5,748,177 

Gross investment in affiliates

 $  $17,738  $17,738 
  

Gas Utility

  

Investment in Affiliates

  

Consolidated Total

 

As of September 30, 2024:

            

Assets

 $280,508,989  $21,324,361  $301,833,350 

Corporate and other

        18,865,873 

Total assets

  280,508,989   21,324,361   320,699,223 

Gross additions to utility property

  22,094,406      22,094,406 

Gross investment in affiliates

 $  $18,258  $18,258