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Note 7 - Long-term Debt (Tables)

12 Months Ended

Sep. 30, 2024

Notes Tables

Schedule of Long-Term Debt Instruments [Table Text Block]

		September 30
		2024								2023
		Principal				Unamortized Debt Issuance Costs				Principal				Unamortized Debt Issuance Costs
Roanoke Gas:
Unsecured senior note payable at 4.26%, due September 18, 2034		$	30,500,000			$	96,541			$	30,500,000			$	106,195
Unsecured term note payable at 3.58%, due October 2, 2027			8,000,000				14,448				8,000,000				19,264
Unsecured term note payable at 4.41%, due March 28, 2031			10,000,000				20,362				10,000,000				23,495
Unsecured term note payable at 3.60%, due December 6, 2029			10,000,000				18,494				10,000,000				22,017
Unsecured term note payable at 30-day SOFR plus 1.20%, due August 20, 2026 (swap rate at 2.00%)			15,000,000				—				15,000,000				—
Unsecured term note payable at Term SOFR plus 1.00%, due October 1, 2028 (swap rate at 2.49%)			10,000,000				27,044				10,000,000				33,666
Midstream:
Unsecured term note payable at Term SOFR plus 1.75% (1.55% beginning November 1, 2024), due December 31, 2025			24,855,000				32,299				23,000,000				23,386
Unsecured term note payable at Daily Simple SOFR plus 1.26448%, due June 12, 2026 (swap rate at 3.24%)			14,000,000				4,213				14,000,000				6,621
Unsecured term note payable at Daily Simple SOFR plus 1.26448%, due January 1, 2028 with quarterly principal installments of $400,000 that began April 1, 2023, were suspended April 1, 2024, and will resume April 1, 2025 (swap rate at 2.443% on designated principal)			6,400,000				21,406				7,200,000				19,057
Revolving credit facility at Daily Simple SOFR plus 2.215%, due May 2, 2026			9,000,000				47,285				—				—
Unsecured term note payable at 30-day LIBOR plus 1.20%, matured June 1, 2024 with monthly principal installments of $41,667 that began July 1, 2022 (swap rate at 3.14%)			—				—				9,375,000				1,571
Total long-term debt		$	137,755,000			$	282,092			$	137,075,000			$	255,272
Less: current maturities of long-term debt			(800,000	)			—				(10,975,000	)			—
Total long-term debt, net current maturities		$	136,955,000			$	282,092			$	126,100,000			$	255,272

Schedule of Maturities of Long-Term Debt [Table Text Block]

Year Ending September 30		Maturities
2025		$	800,000
2026			64,455,000
2027			1,600,000
2028			10,400,000
2029			10,000,000
Thereafter			50,500,000
Total		$	137,755,000

X

- Definition

Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer.

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