$RGCO
RGC RESOURCES INC Stock $rgco

$rgco Overview Financials Valuation SEC Filings Company Website

2024 Q4 Form 10-K Financial Statement

#000143774924036744 Filed on December 05, 2024

Income Statement

Concept	2024 Q4	2024 Q3	2024
Revenue			$84.64M
YoY Change			-13.13%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization			$10.52M
YoY Change			5.25%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit			$17.08M
YoY Change			-3.38%
Interest Expense			$6.505M
YoY Change			15.77%
% of Operating Profit			38.08%
Other Income/Expense, Net			$1.029M
YoY Change			59.12%
Pretax Income			$15.46M
YoY Change			4.5%
Income Tax			$3.697M
% Of Pretax Income			23.91%
Net Earnings			$11.76M
YoY Change			4.09%
Net Earnings / Revenue			13.89%
Basic Earnings Per Share			$1.16
Diluted Earnings Per Share			$1.16
COMMON SHARES
Basic Shares Outstanding	10.26M	10.22M	10.15M
Diluted Shares Outstanding			10.16M

Balance Sheet

Concept	2024 Q4	2024 Q3	2024
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents		$894.2K
Short-Term Investments
Other Short-Term Assets		$1.066M
YoY Change		73.95%
Inventory
Prepaid Expenses
Receivables		$4.484M
Other Receivables
Total Short-Term Assets		$25.07M
YoY Change		-6.43%
LONG-TERM ASSETS
Property, Plant & Equipment
YoY Change
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets		$33.59M
YoY Change		14.43%
Total Long-Term Assets		$295.6M
YoY Change		6.75%
TOTAL ASSETS
Total Short-Term Assets		$25.07M
Total Long-Term Assets		$295.6M
Total Assets		$320.7M
YoY Change		5.59%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable		$5.430M
YoY Change		-7.0%
Accrued Expenses		$4.988M
YoY Change		7.01%
Deferred Revenue		$1.916M
YoY Change		-2.85%
Short-Term Debt		$11.17M
YoY Change		156.48%
Long-Term Debt Due		$800.0K
YoY Change		-92.71%
Total Short-Term Liabilities		$28.70M
YoY Change		-12.82%
LONG-TERM LIABILITIES
Long-Term Debt		$136.7M
YoY Change		8.6%
Other Long-Term Liabilities		$308.4K
YoY Change		-4.56%
Total Long-Term Liabilities		$137.0M
YoY Change		8.57%
TOTAL LIABILITIES
Total Short-Term Liabilities		$28.70M
Total Long-Term Liabilities		$137.0M
Total Liabilities		$165.7M
YoY Change		4.14%
SHAREHOLDERS EQUITY
Retained Earnings		$7.572M
YoY Change		90.63%
Common Stock		$99.24M
YoY Change		5.01%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity		$108.1M
YoY Change
Total Liabilities & Shareholders Equity		$320.7M
YoY Change		5.59%

Cashflow Statement

Concept	2024 Q4	2024 Q3	2024
OPERATING ACTIVITIES
Net Income			$11.76M
YoY Change			4.09%
Depreciation, Depletion And Amortization			$10.52M
YoY Change			5.25%
Cash From Operating Activities			$17.43M
YoY Change			-26.74%
INVESTING ACTIVITIES
Capital Expenditures			$22.09M
YoY Change			-12.69%
Acquisitions
YoY Change
Other Investing Activities
YoY Change
Cash From Investing Activities			-$22.03M
YoY Change			-19.59%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$4.679M
YoY Change			19.88%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities			$3.982M
YoY Change			1718.7%
NET CHANGE
Cash From Operating Activities			$17.43M
Cash From Investing Activities			-$22.03M
Cash From Financing Activities			$3.982M
Net Change In Cash			-$618.2K
YoY Change			-81.74%
FREE CASH FLOW
Cash From Operating Activities			$17.43M
Capital Expenditures			$22.09M
Free Cash Flow			-$4.661M
YoY Change			208.7%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2024	dei	Entity Registrant Name EntityRegistrantName	RGC Resources, Inc.
CY2024	dei	Entity Central Index Key EntityCentralIndexKey	0001069533
CY2024	rgco	Cost Of Plant Retirement CostOfPlantRetirement	-576771	usd
CY2023	rgco	Cost Of Plant Retirement CostOfPlantRetirement	-824637	usd
CY2024	us-gaap	Share Based Compensation ShareBasedCompensation	711924	usd
CY2024	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	3851871	usd
CY2024	rgco	Donated Property DonatedProperty	-781990	usd
CY2023	rgco	Donated Property DonatedProperty	-311473	usd
CY2024	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	-0	usd
CY2023	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	362685	usd
CY2024	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-121781	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	38241	usd
CY2023	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-244207	usd
CY2024	rgco	Increase Decrease In Accounts Receivable Net Of Customer Deposits IncreaseDecreaseInAccountsReceivableNetOfCustomerDeposits	275196	usd
CY2023	rgco	Increase Decrease In Accounts Receivable Net Of Customer Deposits IncreaseDecreaseInAccountsReceivableNetOfCustomerDeposits	-1393153	usd
CY2024	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-2568942	usd
CY2023	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-5285142	usd
CY2024	rgco	Increase Decrease In Other Operating Assets And Other Regulatory Assets IncreaseDecreaseInOtherOperatingAssetsAndOtherRegulatoryAssets	2765027	usd
CY2023	rgco	Increase Decrease In Other Operating Assets And Other Regulatory Assets IncreaseDecreaseInOtherOperatingAssetsAndOtherRegulatoryAssets	891152	usd
CY2024	us-gaap	Increase Decrease In Regulatory Liabilities IncreaseDecreaseInRegulatoryLiabilities	-1006472	usd
CY2023	us-gaap	Increase Decrease In Regulatory Liabilities IncreaseDecreaseInRegulatoryLiabilities	88368	usd
CY2024	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-736041	usd
CY2023	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	91522	usd
CY2024	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	17433625	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	23796700	usd
CY2024	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	22094406	usd
CY2023	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	25306524	usd
CY2024	us-gaap	Payments To Acquire Additional Interest In Subsidiaries PaymentsToAcquireAdditionalInterestInSubsidiaries	18258	usd
CY2023	us-gaap	Payments To Acquire Additional Interest In Subsidiaries PaymentsToAcquireAdditionalInterestInSubsidiaries	2133534	usd
CY2024	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	79032	usd
CY2023	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	37940	usd
CY2024	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-22033632	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-27402118	usd
CY2024	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	45388194	usd
CY2023	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	33172013	usd
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CY2023	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	28818441	usd
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CY2023	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	1103800	usd
CY2024	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	10175000	usd
CY2023	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	1300000	usd
CY2024	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	101206	usd
CY2023	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	33722	usd
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CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	218935	usd
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CY2024	dei	Amendment Flag AmendmentFlag	false
CY2024	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--09-30
CY2024	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
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CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	-142800	usd
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CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	-514831	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	1485295	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax	-2554904	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	-657631	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	-1897273	usd
CY2024	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	1233462	usd
CY2024	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	317492	usd
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CY2024	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	1306967	usd
CY2024	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	336412	usd
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CY2023	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.79
CY2023	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	182219
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CY2024Q3	us-gaap	Number Of States In Which Entity Operates NumberOfStatesInWhichEntityOperates	2	pure
CY2022Q2	rgco	Number Of Locations Natural Gas Delivery Assets Requested Acquisition NumberOfLocationsNaturalGasDeliveryAssetsRequestedAcquisition	5	pure
CY2022Q3	rgco	Number Of Locations Natural Gas Delivery Assets Approved Acquisition NumberOfLocationsNaturalGasDeliveryAssetsApprovedAcquisition	2	pure
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CY2024	dei	Document Type DocumentType	10-K
CY2024	dei	Document Annual Report DocumentAnnualReport	true
CY2024	dei	Document Period End Date DocumentPeriodEndDate	2024-09-30
CY2024	dei	Document Transition Report DocumentTransitionReport	false
CY2024	dei	Entity File Number EntityFileNumber	000-26591
CY2024	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	VA
CY2024	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	54-1909697
CY2024	dei	Entity Address Address Line1 EntityAddressAddressLine1	519 Kimball Ave., N.E.
CY2024	dei	Entity Address City Or Town EntityAddressCityOrTown	Roanoke
CY2024	dei	Entity Address State Or Province EntityAddressStateOrProvince	VA
CY2024	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	24016
CY2024	dei	City Area Code CityAreaCode	540
CY2024	dei	Local Phone Number LocalPhoneNumber	777-4427
CY2024	dei	Security12b Title Security12bTitle	Common Stock, $5 Par Value
CY2024	dei	Trading Symbol TradingSymbol	RGCO
CY2024	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2024	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2024	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2024	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2024	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
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CY2024Q3	us-gaap	Assets Current AssetsCurrent	25072301	usd
CY2023Q3	us-gaap	Assets Current AssetsCurrent	26795262	usd
CY2024Q3	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	345864008	usd
CY2023Q3	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	318369891	usd
CY2024Q3	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	92462376	usd
CY2023Q3	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	85752798	usd
CY2024Q3	rgco	Public Utilities Property Plant And Equipment In Service Net PublicUtilitiesPropertyPlantAndEquipmentInServiceNet	253401632	usd
CY2023Q3	rgco	Public Utilities Property Plant And Equipment In Service Net PublicUtilitiesPropertyPlantAndEquipmentInServiceNet	232617093	usd
CY2024Q3	us-gaap	Public Utilities Property Plant And Equipment Construction Work In Progress PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress	8639822	usd
CY2023Q3	us-gaap	Public Utilities Property Plant And Equipment Construction Work In Progress PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress	14966458	usd
CY2024Q3	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	262041454	usd
CY2023Q3	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	247583551	usd
CY2024Q3	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	4445044	usd
CY2023Q3	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	5389445	usd
CY2024Q3	us-gaap	Long Term Investments LongTermInvestments	21057222	usd
CY2023Q3	us-gaap	Long Term Investments LongTermInvestments	17187093	usd
CY2024Q3	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	5416536	usd
CY2023Q3	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	1901902	usd
CY2024Q3	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	771746	usd
CY2023Q3	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	1163594	usd
CY2024Q3	us-gaap	Derivative Assets Noncurrent DerivativeAssetsNoncurrent	1191526	usd
CY2023Q3	us-gaap	Derivative Assets Noncurrent DerivativeAssetsNoncurrent	3084398	usd
CY2024Q3	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	703394	usd
CY2023Q3	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	624095	usd
CY2024Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	33585468	usd
CY2023Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	29350527	usd
CY2024Q3	us-gaap	Assets Assets	320699223	usd
CY2023Q3	us-gaap	Assets Assets	303729340	usd
CY2024Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	800000	usd
CY2023Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	10975000	usd
CY2024Q3	us-gaap	Short Term Borrowings ShortTermBorrowings	11166181	usd
CY2023Q3	us-gaap	Short Term Borrowings ShortTermBorrowings	4353572	usd
CY2024Q3	us-gaap	Dividends Payable Current DividendsPayableCurrent	2050286	usd
CY2023Q3	us-gaap	Dividends Payable Current DividendsPayableCurrent	1978400	usd
CY2024Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	5429703	usd
CY2023Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	5838643	usd
CY2024Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	1915859	usd
CY2023Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	1972132	usd
CY2024Q3	us-gaap	Contract With Customer Refund Liability Current ContractWithCustomerRefundLiabilityCurrent	1488113	usd
CY2023Q3	us-gaap	Contract With Customer Refund Liability Current ContractWithCustomerRefundLiabilityCurrent	1476321	usd
CY2024Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	4988281	usd
CY2023Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	4661722	usd
CY2024Q3	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	834278	usd
CY2023Q3	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	1632716	usd
CY2024Q3	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	25729	usd
CY2023Q3	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	30281	usd
CY2024Q3	us-gaap	Liabilities Current LiabilitiesCurrent	28698430	usd
CY2023Q3	us-gaap	Liabilities Current LiabilitiesCurrent	32918787	usd
CY2024Q3	us-gaap	Unsecured Long Term Debt UnsecuredLongTermDebt	136955000	usd
CY2023Q3	us-gaap	Unsecured Long Term Debt UnsecuredLongTermDebt	126100000	usd
CY2024Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	282092	usd
CY2023Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	255272	usd
CY2024Q3	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	136672908	usd
CY2023Q3	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	125844728	usd
CY2024Q3	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	11142095	usd
CY2023Q3	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	10792831	usd
CY2024Q3	rgco	Regulatory Cost Of Retirement Obligations RegulatoryCostOfRetirementObligations	14409847	usd
CY2023Q3	rgco	Regulatory Cost Of Retirement Obligations RegulatoryCostOfRetirementObligations	13029376	usd
CY2024Q3	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	113600	usd
CY2023Q3	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	47674	usd
CY2024Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	1890562	usd
CY2023Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	2008458	usd
CY2024Q3	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	19326567	usd
CY2023Q3	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	18031693	usd
CY2024Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	308439	usd
CY2023Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	323168	usd
CY2024Q3	us-gaap	Liabilities Other Than Longterm Debt Noncurrent LiabilitiesOtherThanLongtermDebtNoncurrent	47191110	usd
CY2023Q3	us-gaap	Liabilities Other Than Longterm Debt Noncurrent LiabilitiesOtherThanLongtermDebtNoncurrent	44233200	usd
CY2024Q3	us-gaap	Common Stock Value CommonStockValue	51249495	usd
CY2023Q3	us-gaap	Common Stock Value CommonStockValue	50076270	usd
CY2024Q3	us-gaap	Preferred Stock Value PreferredStockValue	0	usd
CY2023Q3	us-gaap	Preferred Stock Value PreferredStockValue	0	usd
CY2024Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	47988270	usd
CY2023Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	44430786	usd
CY2024Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	7572439	usd
CY2023Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	3972280	usd
CY2024Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	1326571	usd
CY2023Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	2253289	usd
CY2024Q3	us-gaap	Stockholders Equity StockholdersEquity	108136775	usd
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	100732625	usd
CY2024Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	320699223	usd
CY2023Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	303729340	usd
CY2024	us-gaap	Revenues Revenues	84641232	usd
CY2023	us-gaap	Revenues Revenues	97439765	usd
CY2024	us-gaap	Utilities Operating Expense Maintenance And Operations UtilitiesOperatingExpenseMaintenanceAndOperations	18354736	usd
CY2023	us-gaap	Utilities Operating Expense Maintenance And Operations UtilitiesOperatingExpenseMaintenanceAndOperations	15903972	usd
CY2024	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	2694652	usd
CY2023	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	2324314	usd
CY2024	us-gaap	Depreciation And Amortization DepreciationAndAmortization	10518094	usd
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	9764678	usd
CY2024	us-gaap	Costs And Expenses CostsAndExpenses	67559472	usd
CY2023	us-gaap	Costs And Expenses CostsAndExpenses	79761285	usd
CY2024	us-gaap	Operating Income Loss OperatingIncomeLoss	17081760	usd
CY2023	us-gaap	Operating Income Loss OperatingIncomeLoss	17678480	usd
CY2024	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	3851871	usd
CY2023	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	2084990	usd
CY2024	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	1028761	usd
CY2023	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	646528	usd
CY2024	us-gaap	Interest Expense InterestExpense	6504885	usd
CY2023	us-gaap	Interest Expense InterestExpense	5618805	usd
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	15457507	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	14791193	usd
CY2024	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3696611	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3491911	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	11760896	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	11299282	usd
CY2024	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.16
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.14
CY2024	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.16
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.14
CY2024	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	10152909
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	9922701
CY2024	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	10156480
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	9927157
CY2024	us-gaap	Net Income Loss NetIncomeLoss	11760896	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	11299282	usd
CY2024	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-970555	usd
CY2023	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-423344	usd
CY2024	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-926718	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	288925	usd
CY2024	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	10834178	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	11588207	usd
CY2022Q3	us-gaap	Stockholders Equity StockholdersEquity	93090656	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	11299282	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	288925	usd
CY2023	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	200000	usd
CY2023	us-gaap	Stock Granted During Period Value Sharebased Compensation StockGrantedDuringPeriodValueSharebasedCompensation	21560	usd
CY2023	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	7871160	usd
CY2023	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	221618	usd
CY2023	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	3924980	usd
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	100732625	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	11760896	usd
CY2024	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-926718	usd
CY2024	us-gaap	Stock Granted During Period Value Sharebased Compensation StockGrantedDuringPeriodValueSharebasedCompensation	51500	usd
CY2024	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	8160737	usd
CY2024	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	82793	usd
CY2024	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	4762002	usd
CY2024Q3	us-gaap	Stockholders Equity StockholdersEquity	108136775	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	11760896	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	11299282	usd
CY2024	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	10518094	usd
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	9993206	usd
CY2024	rgco	Cost Of Plant Retirement CostOfPlantRetirement	-576771	usd
CY2023	rgco	Cost Of Plant Retirement CostOfPlantRetirement	-824637	usd
CY2024	us-gaap	Share Based Compensation ShareBasedCompensation	711924	usd
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	21560	usd
CY2024	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	3851871	usd
CY2023	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	2084990	usd
CY2024	rgco	Donated Property DonatedProperty	-781990	usd
CY2023	rgco	Donated Property DonatedProperty	-311473	usd
CY2024	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	-0	usd
CY2023	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	362685	usd
CY2024	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-121781	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	38241	usd
CY2024	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-516836	usd
CY2023	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-244207	usd
CY2024	rgco	Increase Decrease In Accounts Receivable Net Of Customer Deposits IncreaseDecreaseInAccountsReceivableNetOfCustomerDeposits	275196	usd
CY2023	rgco	Increase Decrease In Accounts Receivable Net Of Customer Deposits IncreaseDecreaseInAccountsReceivableNetOfCustomerDeposits	-1393153	usd
CY2024	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-2568942	usd
CY2023	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-5285142	usd
CY2023	rgco	Increase Decrease In Other Operating Assets And Other Regulatory Assets IncreaseDecreaseInOtherOperatingAssetsAndOtherRegulatoryAssets	891152	usd
CY2024	us-gaap	Increase Decrease In Regulatory Liabilities IncreaseDecreaseInRegulatoryLiabilities	-1006472	usd
CY2024	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-736041	usd
CY2023	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	91522	usd
CY2024	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	17433625	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	23796700	usd
CY2024	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	22094406	usd
CY2023	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	25306524	usd
CY2024	us-gaap	Payments To Acquire Additional Interest In Subsidiaries PaymentsToAcquireAdditionalInterestInSubsidiaries	18258	usd
CY2024	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	79032	usd
CY2023	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	37940	usd
CY2024	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-22033632	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-27402118	usd
CY2024	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	45388194	usd
CY2024	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	38575585	usd
CY2024	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	10855000	usd
CY2023	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	1103800	usd
CY2024	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	10175000	usd
CY2023	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	1300000	usd
CY2024	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	101206	usd
CY2023	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	33722	usd
CY2024	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	4679209	usd
CY2023	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	3903362	usd
CY2024	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	8088851	usd
CY2023	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	7808077	usd
CY2024	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	3981761	usd
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	218935	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-3386483	usd
CY2023Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1512431	usd
CY2022Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	4898914	usd
CY2024Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	894185	usd
CY2023Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1512431	usd
CY2024	us-gaap	Interest Paid Net InterestPaidNet	6273144	usd
CY2023	us-gaap	Interest Paid Net InterestPaidNet	5299959	usd
CY2024	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	2940000	usd
CY2023	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	1775145	usd
CY2024	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	1257734	usd
CY2023	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	1132621	usd
CY2024Q3	rgco	Number Of Major Customers NumberOfMajorCustomers	62500	pure
CY2024Q3	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	5103910	usd
CY2023Q3	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	2854276	usd
CY2024Q3	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	4445044	usd
CY2023Q3	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	5389445	usd
CY2024Q3	us-gaap	Regulatory Assets RegulatoryAssets	9548954	usd
CY2023Q3	us-gaap	Regulatory Assets RegulatoryAssets	8243721	usd
CY2024Q3	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	834278	usd
CY2023Q3	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	1632716	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-3386483	usd
CY2023Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1512431	usd
CY2022Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	4898914	usd
CY2024Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	894185	usd
CY2023Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1512431	usd
CY2024	us-gaap	Interest Paid Net InterestPaidNet	6273144	usd
CY2023	us-gaap	Interest Paid Net InterestPaidNet	5299959	usd
CY2023	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	1775145	usd
CY2024	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	1257734	usd
CY2023	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	1132621	usd
CY2024Q3	rgco	Number Of Major Customers NumberOfMajorCustomers	62500	pure
CY2024Q3	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	5103910	usd
CY2023Q3	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	5389445	usd
CY2024Q3	us-gaap	Regulatory Assets RegulatoryAssets	9548954	usd
CY2023Q3	us-gaap	Regulatory Assets RegulatoryAssets	8243721	usd
CY2024Q3	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	834278	usd
CY2023Q3	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	1632716	usd
CY2024Q3	rgco	Regulatory Cost Of Retirement Obligations RegulatoryCostOfRetirementObligations	14409847	usd
CY2023Q3	rgco	Regulatory Cost Of Retirement Obligations RegulatoryCostOfRetirementObligations	13029376	usd
CY2024Q3	rgco	Regulatory Liabilities And Asset Retirement Obligations Noncurrent RegulatoryLiabilitiesAndAssetRetirementObligationsNoncurrent	33736414	usd
CY2023Q3	rgco	Regulatory Liabilities And Asset Retirement Obligations Noncurrent RegulatoryLiabilitiesAndAssetRetirementObligationsNoncurrent	31061069	usd
CY2024Q3	us-gaap	Regulatory Liabilities RegulatoryLiabilities	34570692	usd
CY2023Q3	us-gaap	Regulatory Liabilities RegulatoryLiabilities	32693785	usd
CY2024Q3	us-gaap	Remaining Amounts Of Regulatory Assets For Which No Return On Investment During Recovery Period Is Provided RemainingAmountsOfRegulatoryAssetsForWhichNoReturnOnInvestmentDuringRecoveryPeriodIsProvided	9548954	usd
CY2024Q3	us-gaap	Public Utilities Property Plant And Equipment Transmission And Distribution PublicUtilitiesPropertyPlantAndEquipmentTransmissionAndDistribution	312999348	usd
CY2023Q3	us-gaap	Public Utilities Property Plant And Equipment Transmission And Distribution PublicUtilitiesPropertyPlantAndEquipmentTransmissionAndDistribution	286200652	usd
CY2024Q3	rgco	Public Utilities Property Plant And Equipment Liquefied Natural Gas PublicUtilitiesPropertyPlantAndEquipmentLiquefiedNaturalGas	15437447	usd
CY2023Q3	rgco	Public Utilities Property Plant And Equipment Liquefied Natural Gas PublicUtilitiesPropertyPlantAndEquipmentLiquefiedNaturalGas	15407053	usd
CY2023Q3	rgco	Public Utilities Property Plant And Equipment Other Property Plant And Equipment Gross PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipmentGross	16762186	usd
CY2024Q3	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	345864008	usd
CY2023	us-gaap	Public Utilities Property Plant And Equipment Disclosure Of Composite Depreciation Rate For Plants In Service PublicUtilitiesPropertyPlantAndEquipmentDisclosureOfCompositeDepreciationRateForPlantsInService	0.033	pure
CY2024	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Interest PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest	76785	usd
CY2023	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	285900	usd
CY2024Q3	rgco	Regulatory Cost Of Retirement Obligations RegulatoryCostOfRetirementObligations	14409847	usd
CY2023Q3	rgco	Regulatory Cost Of Retirement Obligations RegulatoryCostOfRetirementObligations	13029376	usd
CY2024Q3	rgco	Regulatory Liabilities And Asset Retirement Obligations Noncurrent RegulatoryLiabilitiesAndAssetRetirementObligationsNoncurrent	33736414	usd
CY2023Q3	rgco	Regulatory Liabilities And Asset Retirement Obligations Noncurrent RegulatoryLiabilitiesAndAssetRetirementObligationsNoncurrent	31061069	usd
CY2024Q3	us-gaap	Regulatory Liabilities RegulatoryLiabilities	34570692	usd
CY2023Q3	us-gaap	Regulatory Liabilities RegulatoryLiabilities	32693785	usd
CY2024Q3	us-gaap	Remaining Amounts Of Regulatory Assets For Which No Return On Investment During Recovery Period Is Provided RemainingAmountsOfRegulatoryAssetsForWhichNoReturnOnInvestmentDuringRecoveryPeriodIsProvided	9548954	usd
CY2024Q3	us-gaap	Public Utilities Property Plant And Equipment Transmission And Distribution PublicUtilitiesPropertyPlantAndEquipmentTransmissionAndDistribution	312999348	usd
CY2023Q3	us-gaap	Public Utilities Property Plant And Equipment Transmission And Distribution PublicUtilitiesPropertyPlantAndEquipmentTransmissionAndDistribution	286200652	usd
CY2024Q3	rgco	Public Utilities Property Plant And Equipment Liquefied Natural Gas PublicUtilitiesPropertyPlantAndEquipmentLiquefiedNaturalGas	15437447	usd
CY2023Q3	rgco	Public Utilities Property Plant And Equipment Liquefied Natural Gas PublicUtilitiesPropertyPlantAndEquipmentLiquefiedNaturalGas	15407053	usd
CY2024Q3	rgco	Public Utilities Property Plant And Equipment Other Property Plant And Equipment Gross PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipmentGross	17427213	usd
CY2023Q3	rgco	Public Utilities Property Plant And Equipment Other Property Plant And Equipment Gross PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipmentGross	16762186	usd
CY2024Q3	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	345864008	usd
CY2023Q3	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	318369891	usd
CY2024	rgco	Regulatory Utility Assets Provision Period RegulatoryUtilityAssetsProvisionPeriod	P5Y
CY2024	us-gaap	Public Utilities Property Plant And Equipment Disclosure Of Composite Depreciation Rate For Plants In Service PublicUtilitiesPropertyPlantAndEquipmentDisclosureOfCompositeDepreciationRateForPlantsInService	0.0326	pure
CY2023	us-gaap	Public Utilities Property Plant And Equipment Disclosure Of Composite Depreciation Rate For Plants In Service PublicUtilitiesPropertyPlantAndEquipmentDisclosureOfCompositeDepreciationRateForPlantsInService	0.033	pure
CY2024	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Interest PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest	76785	usd
CY2023	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	285900	usd
CY2022Q3	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	10204079	usd
CY2024	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	86483	usd
CY2023	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	91670	usd
CY2024	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	168913	usd
CY2023	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	180865	usd
CY2024	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	582383	usd
CY2023	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	677947	usd
CY2024	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	-150689	usd
CY2023	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	0	usd
CY2024Q3	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	11142095	usd
CY2023Q3	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	10792831	usd
CY2023Q3	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	10792831	usd
CY2022Q3	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	10204079	usd
CY2023	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	91670	usd
CY2024	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	168913	usd
CY2023	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	180865	usd
CY2024	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	582383	usd
CY2023	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	677947	usd
CY2024	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	-150689	usd
CY2023	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	0	usd
CY2024Q3	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	11142095	usd
CY2023Q3	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	10792831	usd
CY2022Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	371271	usd
CY2023	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	54211	usd
CY2024	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	173660	usd
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	181676	usd
CY2024	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	286153	usd
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	451994	usd
CY2024Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	153347	usd
CY2023Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	155164	usd
CY2023Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	155164	usd
CY2022Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	371271	usd
CY2024	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	110676	usd
CY2023	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	54211	usd
CY2024	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	173660	usd
CY2024	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	286153	usd
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	451994	usd
CY2024Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	153347	usd
CY2024Q3	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	1294798	usd
CY2023Q3	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	1240097	usd
CY2024Q3	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	1294798	usd
CY2023Q3	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	1240097	usd
CY2024	us-gaap	Use Of Estimates UseOfEstimates	<p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"><b><i>Use of Estimates</i></b>—The preparation of consolidated financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities, disclosure of contingent liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates.</p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p>
CY2024	us-gaap	Use Of Estimates UseOfEstimates	<p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"><b><i>Use of Estimates</i></b>—The preparation of consolidated financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities, disclosure of contingent liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates.</p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p>
CY2024	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	2542
CY2023	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1880
CY2024	us-gaap	Net Income Loss NetIncomeLoss	11760896	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	11299282	usd
CY2024	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	10152909
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	9922701
CY2024	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	3571
CY2023	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	4456
CY2024	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	10156480
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	9927157
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.14
CY2024	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.16
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.14
CY2024	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	2542
CY2023	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1880
CY2024	us-gaap	Net Income Loss NetIncomeLoss	11760896	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	11299282	usd
CY2024	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	3571
CY2023	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	4456
CY2024	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	10156480
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	9927157
CY2024	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.16
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.14
CY2024	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.16
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.14
CY2024	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"><b><i>Business and Credit Concentrations</i></b>—The primary business of the Company is the distribution of natural gas to residential, commercial and industrial customers in its service territories.</p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;">No sales to individual customers accounted for more than 5% of total revenue in any period. No individual customer amounted to more than 5% of total accounts receivable at <em style="font: inherit;"> September 30, 2024 </em>and <em style="font: inherit;">2023.</em></p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;">Roanoke Gas currently holds the only franchises and/or CPCNs to distribute natural gas in its service area. These franchises generally extend for multi-year periods, are renewable by the municipalities and are intended for perpetual duration, including exclusive franchises in the cities of Roanoke, Salem and the Town of Vinton. All franchises are set to expire <em style="font: inherit;"> December 31, 2035.</em></p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;">Roanoke Gas is currently served by three primary pipelines that provide the natural gas supplied to the Company’s customers. Depending upon weather conditions and the level of customer demand, failure of <em style="font: inherit;">one</em> or all of these transmission pipelines could have a major adverse impact on the Company.</p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p>
CY2024	rgco	Number Of Pipelines NumberOfPipelines	3	pure
CY2024	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"><b><i>Business and Credit Concentrations</i></b>—The primary business of the Company is the distribution of natural gas to residential, commercial and industrial customers in its service territories.</p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;">No sales to individual customers accounted for more than 5% of total revenue in any period. No individual customer amounted to more than 5% of total accounts receivable at <em style="font: inherit;"> September 30, 2024 </em>and <em style="font: inherit;">2023.</em></p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;">Roanoke Gas currently holds the only franchises and/or CPCNs to distribute natural gas in its service area. These franchises generally extend for multi-year periods, are renewable by the municipalities and are intended for perpetual duration, including exclusive franchises in the cities of Roanoke, Salem and the Town of Vinton. All franchises are set to expire <em style="font: inherit;"> December 31, 2035.</em></p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;">Roanoke Gas is currently served by three primary pipelines that provide the natural gas supplied to the Company’s customers. Depending upon weather conditions and the level of customer demand, failure of <em style="font: inherit;">one</em> or all of these transmission pipelines could have a major adverse impact on the Company.</p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p>
CY2024	rgco	Number Of Pipelines NumberOfPipelines	3	pure
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-554778	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	2000126	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	1485295	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	-657631	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	-1897273	usd
CY2024	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	1306967	usd
CY2024	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	336412	usd
CY2024	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	970555	usd
CY2024	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-1247937	usd
CY2024	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-321219	usd
CY2024	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-926718	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	1560426	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	401652	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	1158774	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-1741437	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	-448244	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	1293193	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax	-181011	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	-46592	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	-134419	usd
CY2023	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	491270	usd
CY2023	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	126453	usd
CY2023	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	364817	usd
CY2023	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax	78813	usd
CY2023	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax	20286	usd
CY2023	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-58527	usd
CY2023	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	570083	usd
CY2023	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	146739	usd
CY2023	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	423344	usd
CY2023	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	389072	usd
CY2023	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	100147	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	288925	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-554778	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	-142800	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-411978	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	1485295	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax	-2554904	usd
CY2024	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax	18920	usd
CY2024	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	1306967	usd
CY2024	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	336412	usd
CY2024	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	970555	usd
CY2024	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-1247937	usd
CY2024	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-321219	usd
CY2024	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-926718	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	1560426	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	1158774	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-1741437	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	-448244	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax	-181011	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	-46592	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	-134419	usd
CY2023	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	491270	usd
CY2023	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	126453	usd
CY2023	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	364817	usd
CY2023	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax	20286	usd
CY2023	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	423344	usd
CY2023	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	389072	usd
CY2023	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	100147	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	288925	usd
CY2024	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"><b><i>Reclassification</i></b></p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;">Certain prior year amounts have been reclassified to conform to current year presentations. </p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p>
CY2024	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	80533657	usd
CY2024	rgco	Revenue From Alternative Revenue Programs RevenueFromAlternativeRevenuePrograms	4107575	usd
CY2024	us-gaap	Revenues Revenues	84641232	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	94393814	usd
CY2023	rgco	Revenue From Alternative Revenue Programs RevenueFromAlternativeRevenuePrograms	3045951	usd
CY2023Q3	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	1240097	usd
CY2023Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	1972132	usd
CY2023Q3	us-gaap	Contract With Customer Refund Liability Current ContractWithCustomerRefundLiabilityCurrent	1476321	usd
CY2024Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	1915859	usd
CY2024Q3	us-gaap	Contract With Customer Refund Liability Current ContractWithCustomerRefundLiabilityCurrent	1488113	usd
CY2024	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-926718	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	1560426	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	401652	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	1158774	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-1741437	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	1293193	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax	-181011	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	-46592	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	-134419	usd
CY2023	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	491270	usd
CY2023	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	126453	usd
CY2023	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax	20286	usd
CY2023	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-58527	usd
CY2023	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	146739	usd
CY2023	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	423344	usd
CY2023	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	389072	usd
CY2023	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	100147	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	288925	usd
CY2024	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"><b><i>Reclassification</i></b></p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;">Certain prior year amounts have been reclassified to conform to current year presentations. </p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p>
CY2024	rgco	Revenue From Alternative Revenue Programs RevenueFromAlternativeRevenuePrograms	4107575	usd
CY2024	us-gaap	Revenues Revenues	84641232	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	94393814	usd
CY2023	rgco	Revenue From Alternative Revenue Programs RevenueFromAlternativeRevenuePrograms	3045951	usd
CY2023	us-gaap	Revenues Revenues	97439765	usd
CY2023Q3	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	1240097	usd
CY2023Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	1972132	usd
CY2023Q3	us-gaap	Contract With Customer Refund Liability Current ContractWithCustomerRefundLiabilityCurrent	1476321	usd
CY2024Q3	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	1294798	usd
CY2024Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	1915859	usd
CY2024	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	54701	usd
CY2024	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-56273	usd
CY2024	rgco	Increase Decrease In Contract With Customer Refund Liability IncreaseDecreaseInContractWithCustomerRefundLiability	11792	usd
CY2024	us-gaap	Revenues Revenues	84641232	usd
CY2024	us-gaap	Depreciation And Amortization DepreciationAndAmortization	10518094	usd
CY2024	us-gaap	Operating Income Loss OperatingIncomeLoss	17081760	usd
CY2024	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	3851871	usd
CY2024	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"><b><i>Reclassification</i></b></p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;">Certain prior year amounts have been reclassified to conform to current year presentations. </p> <p style="font-family: "Times New Roman"; font-size: 12pt; font-variant: normal; margin: 0pt 0pt 0pt 36pt;"> </p>
CY2024	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	80533657	usd
CY2024	rgco	Revenue From Alternative Revenue Programs RevenueFromAlternativeRevenuePrograms	4107575	usd
CY2024	us-gaap	Revenues Revenues	84641232	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	94393814	usd
CY2023	rgco	Revenue From Alternative Revenue Programs RevenueFromAlternativeRevenuePrograms	3045951	usd
CY2023	us-gaap	Revenues Revenues	97439765	usd
CY2023Q3	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	1240097	usd
CY2023Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	1972132	usd
CY2023Q3	us-gaap	Contract With Customer Refund Liability Current ContractWithCustomerRefundLiabilityCurrent	1476321	usd
CY2024Q3	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	1294798	usd
CY2024Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	1915859	usd
CY2024Q3	us-gaap	Contract With Customer Refund Liability Current ContractWithCustomerRefundLiabilityCurrent	1488113	usd
CY2024	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	54701	usd
CY2024	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-56273	usd
CY2024	rgco	Increase Decrease In Contract With Customer Refund Liability IncreaseDecreaseInContractWithCustomerRefundLiability	11792	usd
CY2024	us-gaap	Revenues Revenues	84641232	usd
CY2024	us-gaap	Depreciation And Amortization DepreciationAndAmortization	10518094	usd
CY2024	us-gaap	Operating Income Loss OperatingIncomeLoss	17081760	usd
CY2024	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	3851871	usd
CY2024	us-gaap	Interest Expense InterestExpense	6504885	usd
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	15457507	usd
CY2024Q3	us-gaap	Assets Assets	320699223	usd
CY2024	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	22094406	usd
CY2023	us-gaap	Revenues Revenues	97439765	usd
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	9764678	usd
CY2023	us-gaap	Operating Income Loss OperatingIncomeLoss	17678480	usd
CY2024	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	54701	usd
CY2024	rgco	Increase Decrease In Contract With Customer Refund Liability IncreaseDecreaseInContractWithCustomerRefundLiability	11792	usd
CY2024	us-gaap	Depreciation And Amortization DepreciationAndAmortization	10518094	usd
CY2024	us-gaap	Operating Income Loss OperatingIncomeLoss	17081760	usd
CY2024	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	3851871	usd
CY2024	us-gaap	Interest Expense InterestExpense	6504885	usd
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	15457507	usd
CY2024Q3	us-gaap	Assets Assets	320699223	usd
CY2024	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	22094406	usd
CY2023	us-gaap	Revenues Revenues	97439765	usd
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	9764678	usd
CY2023	us-gaap	Operating Income Loss OperatingIncomeLoss	17678480	usd
CY2023	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	2084990	usd
CY2023	us-gaap	Interest Expense InterestExpense	5618805	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	14791193	usd
CY2023Q3	us-gaap	Assets Assets	303729340	usd
CY2023	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	25306524	usd
CY2023	us-gaap	Payments To Acquire Additional Interest In Subsidiaries PaymentsToAcquireAdditionalInterestInSubsidiaries	2133534	usd
CY2024Q1	us-gaap	Public Utilities Requested Rate Increase Decrease Amount PublicUtilitiesRequestedRateIncreaseDecreaseAmount	4330000	usd
CY2024Q1	us-gaap	Public Utilities Approved Return On Equity Percentage PublicUtilitiesApprovedReturnOnEquityPercentage	0.0944	pure
CY2024Q1	us-gaap	Public Utilities Requested Return On Equity Percentage PublicUtilitiesRequestedReturnOnEquityPercentage	0.1035	pure
CY2024	rgco	Effect Of Change In Deprecation Rate On Depreciation Expense EffectOfChangeInDeprecationRateOnDepreciationExpense	226000	usd
CY2022Q4	us-gaap	Public Utilities Requested Rate Increase Decrease Amount PublicUtilitiesRequestedRateIncreaseDecreaseAmount	8550000	usd
CY2022Q4	rgco	Regulated Operating Revenue Save Revenue RegulatedOperatingRevenueSaveRevenue	4050000.00	usd
CY2022Q4	us-gaap	Public Utilities Approved Rate Increase Decrease Amount PublicUtilitiesApprovedRateIncreaseDecreaseAmount	7450000	usd
CY2023Q1	rgco	Recovery Costs Save Eligible Expenses RecoveryCostsSaveEligibleExpenses	8500000	usd
CY2023Q1	us-gaap	Investments Investments	49500000	usd
CY2023Q3	rgco	Save Annual Revenues SAVEAnnualRevenues	366000	usd
CY2024Q2	rgco	Recovery Costs Save Eligible Expenses RecoveryCostsSaveEligibleExpenses	9130000	usd
CY2024Q2	rgco	Save Annual Revenues SAVEAnnualRevenues	1530000	usd
CY2024Q3	rgco	Save Annual Revenues SAVEAnnualRevenues	1390000	usd
CY2024Q2	rgco	Rng Rider Revenue Requirement RngRiderRevenueRequirement	1560000	usd
CY2024Q2	rgco	Rng Rider Net Revenue RngRiderNetRevenue	415000	usd
CY2024Q3	rgco	Rng Rider Net Revenue RngRiderNetRevenue	356000	usd
CY2023Q3	rgco	Number Of Locations Natural Gas Delivery Assets Approved Acquisition NumberOfLocationsNaturalGasDeliveryAssetsApprovedAcquisition	1	pure
CY2024Q3	rgco	Number Of Locations Natural Gas Delivery Assets Approved Acquisition NumberOfLocationsNaturalGasDeliveryAssetsApprovedAcquisition	1	pure
CY2024Q3	us-gaap	Long Term Investments LongTermInvestments	21057222	usd
CY2023	us-gaap	Payments To Acquire Additional Interest In Subsidiaries PaymentsToAcquireAdditionalInterestInSubsidiaries	2133534	usd
CY2024	us-gaap	Interest Expense InterestExpense	6504885	usd
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	15457507	usd
CY2024Q3	us-gaap	Assets Assets	320699223	usd
CY2024	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	22094406	usd
CY2024	us-gaap	Payments To Acquire Additional Interest In Subsidiaries PaymentsToAcquireAdditionalInterestInSubsidiaries	18258	usd
CY2023	us-gaap	Revenues Revenues	97439765	usd
CY2023	us-gaap	Operating Income Loss OperatingIncomeLoss	17678480	usd
CY2023	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	2084990	usd
CY2023Q3	us-gaap	Assets Assets	303729340	usd
CY2023	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	25306524	usd
CY2023	us-gaap	Payments To Acquire Additional Interest In Subsidiaries PaymentsToAcquireAdditionalInterestInSubsidiaries	2133534	usd
CY2024Q1	us-gaap	Public Utilities Requested Rate Increase Decrease Amount PublicUtilitiesRequestedRateIncreaseDecreaseAmount	4330000	usd
CY2024Q1	us-gaap	Public Utilities Approved Return On Equity Percentage PublicUtilitiesApprovedReturnOnEquityPercentage	0.0944	pure
CY2024Q1	us-gaap	Public Utilities Requested Return On Equity Percentage PublicUtilitiesRequestedReturnOnEquityPercentage	0.1035	pure
CY2024	rgco	Effect Of Change In Deprecation Rate On Depreciation Expense EffectOfChangeInDeprecationRateOnDepreciationExpense	226000	usd
CY2022Q4	us-gaap	Public Utilities Requested Rate Increase Decrease Amount PublicUtilitiesRequestedRateIncreaseDecreaseAmount	8550000	usd
CY2022Q4	rgco	Regulated Operating Revenue Save Revenue RegulatedOperatingRevenueSaveRevenue	4050000.00	usd
CY2022Q4	us-gaap	Public Utilities Approved Rate Increase Decrease Amount PublicUtilitiesApprovedRateIncreaseDecreaseAmount	7450000	usd
CY2023Q1	rgco	Recovery Costs Save Eligible Expenses RecoveryCostsSaveEligibleExpenses	8500000	usd
CY2023Q1	us-gaap	Investments Investments	49500000	usd
CY2023Q3	rgco	Save Annual Revenues SAVEAnnualRevenues	366000	usd
CY2024Q2	rgco	Recovery Costs Save Eligible Expenses RecoveryCostsSaveEligibleExpenses	9130000	usd
CY2024Q2	rgco	Save Annual Revenues SAVEAnnualRevenues	1530000	usd
CY2024Q3	rgco	Save Annual Revenues SAVEAnnualRevenues	1390000	usd
CY2024Q2	rgco	Rng Rider Revenue Requirement RngRiderRevenueRequirement	1560000	usd
CY2024Q2	rgco	Rng Rider Net Revenue RngRiderNetRevenue	415000	usd
CY2024Q3	rgco	Rng Rider Net Revenue RngRiderNetRevenue	356000	usd
CY2023Q3	rgco	Number Of Locations Natural Gas Delivery Assets Approved Acquisition NumberOfLocationsNaturalGasDeliveryAssetsApprovedAcquisition	1	pure
CY2024Q3	rgco	Number Of Locations Natural Gas Delivery Assets Approved Acquisition NumberOfLocationsNaturalGasDeliveryAssetsApprovedAcquisition	1	pure
CY2024Q3	us-gaap	Long Term Investments LongTermInvestments	21057222	usd
CY2023	us-gaap	Payments To Acquire Additional Interest In Subsidiaries PaymentsToAcquireAdditionalInterestInSubsidiaries	2133534	usd
CY2024	rgco	Noncash Increase Decrease In Unconsolidated Affiliate NoncashIncreaseDecreaseInUnconsolidatedAffiliate	0	usd
CY2023	rgco	Noncash Increase Decrease In Unconsolidated Affiliate NoncashIncreaseDecreaseInUnconsolidatedAffiliate	-804506	usd
CY2024	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	3851871	usd
CY2023	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	2084990	usd
CY2024	rgco	Change In Investment In Unconsolidated Affiliate ChangeInInvestmentInUnconsolidatedAffiliate	3870129	usd
CY2023	rgco	Change In Investment In Unconsolidated Affiliate ChangeInInvestmentInUnconsolidatedAffiliate	3414018	usd
CY2024Q3	us-gaap	Line Of Credit LineOfCredit	11166181	usd
CY2023Q3	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	13000000	usd
CY2023	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	2084990	usd
CY2023	us-gaap	Interest Expense InterestExpense	5618805	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	14791193	usd
CY2023Q3	us-gaap	Assets Assets	303729340	usd
CY2023	us-gaap	Payments To Acquire Additional Interest In Subsidiaries PaymentsToAcquireAdditionalInterestInSubsidiaries	2133534	usd
CY2024Q1	us-gaap	Public Utilities Requested Rate Increase Decrease Amount PublicUtilitiesRequestedRateIncreaseDecreaseAmount	4330000	usd
CY2022Q4	us-gaap	Public Utilities Requested Rate Increase Decrease Amount PublicUtilitiesRequestedRateIncreaseDecreaseAmount	8550000	usd
CY2022Q4	rgco	Regulated Operating Revenue Save Revenue RegulatedOperatingRevenueSaveRevenue	4050000.00	usd
CY2022Q4	us-gaap	Public Utilities Approved Rate Increase Decrease Amount PublicUtilitiesApprovedRateIncreaseDecreaseAmount	7450000	usd
CY2023Q1	rgco	Recovery Costs Save Eligible Expenses RecoveryCostsSaveEligibleExpenses	8500000	usd
CY2023Q1	us-gaap	Investments Investments	49500000	usd
CY2023Q3	rgco	Save Annual Revenues SAVEAnnualRevenues	366000	usd
CY2024Q2	rgco	Recovery Costs Save Eligible Expenses RecoveryCostsSaveEligibleExpenses	9130000	usd
CY2024Q2	rgco	Save Annual Revenues SAVEAnnualRevenues	1530000	usd
CY2024Q3	rgco	Save Annual Revenues SAVEAnnualRevenues	1390000	usd
CY2024Q2	rgco	Rng Rider Revenue Requirement RngRiderRevenueRequirement	1560000	usd
CY2024Q2	rgco	Rng Rider Sale Of Environmental Credits RngRiderSaleOfEnvironmentalCredits	1110000	usd
CY2024Q2	rgco	Rng Rider Overrecovery Costs RngRiderOverrecoveryCosts	35000	usd
CY2024Q2	rgco	Rng Rider Net Revenue RngRiderNetRevenue	415000	usd
CY2024Q3	rgco	Rng Rider Net Revenue RngRiderNetRevenue	356000	usd
CY2023Q3	rgco	Number Of Locations Natural Gas Delivery Assets Approved Acquisition NumberOfLocationsNaturalGasDeliveryAssetsApprovedAcquisition	1	pure
CY2024Q3	rgco	Number Of Locations Natural Gas Delivery Assets Approved Acquisition NumberOfLocationsNaturalGasDeliveryAssetsApprovedAcquisition	1	pure
CY2024Q3	us-gaap	Long Term Investments LongTermInvestments	21057222	usd
CY2023Q3	us-gaap	Long Term Investments LongTermInvestments	17187093	usd
CY2024	us-gaap	Payments To Acquire Additional Interest In Subsidiaries PaymentsToAcquireAdditionalInterestInSubsidiaries	18258	usd
CY2023	us-gaap	Payments To Acquire Additional Interest In Subsidiaries PaymentsToAcquireAdditionalInterestInSubsidiaries	2133534	usd
CY2024	rgco	Noncash Increase Decrease In Unconsolidated Affiliate NoncashIncreaseDecreaseInUnconsolidatedAffiliate	0	usd
CY2023	rgco	Noncash Increase Decrease In Unconsolidated Affiliate NoncashIncreaseDecreaseInUnconsolidatedAffiliate	-804506	usd
CY2023	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	2084990	usd
CY2024	rgco	Change In Investment In Unconsolidated Affiliate ChangeInInvestmentInUnconsolidatedAffiliate	3870129	usd
CY2023	rgco	Change In Investment In Unconsolidated Affiliate ChangeInInvestmentInUnconsolidatedAffiliate	3414018	usd
CY2023Q3	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	13000000	usd
CY2024	us-gaap	Line Of Credit Facility Interest Rate During Period LineOfCreditFacilityInterestRateDuringPeriod	0.0639	pure
CY2023	us-gaap	Line Of Credit Facility Interest Rate During Period LineOfCreditFacilityInterestRateDuringPeriod	0.0516	pure
CY2024Q3	us-gaap	Line Of Credit Facility Interest Rate At Period End LineOfCreditFacilityInterestRateAtPeriodEnd	0.0629	pure
CY2023Q3	us-gaap	Line Of Credit Facility Interest Rate At Period End LineOfCreditFacilityInterestRateAtPeriodEnd	0.0643	pure
CY2024	us-gaap	Line Of Credit Facility Unused Capacity Commitment Fee Percentage LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage	0.0015	pure
CY2023	us-gaap	Line Of Credit Facility Unused Capacity Commitment Fee Percentage LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage	0.0015	pure
CY2024	rgco	Noncash Increase Decrease In Unconsolidated Affiliate NoncashIncreaseDecreaseInUnconsolidatedAffiliate	0	usd
CY2023	rgco	Noncash Increase Decrease In Unconsolidated Affiliate NoncashIncreaseDecreaseInUnconsolidatedAffiliate	-804506	usd
CY2024	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	3851871	usd
CY2023	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	2084990	usd
CY2024	rgco	Change In Investment In Unconsolidated Affiliate ChangeInInvestmentInUnconsolidatedAffiliate	3870129	usd
CY2023	rgco	Change In Investment In Unconsolidated Affiliate ChangeInInvestmentInUnconsolidatedAffiliate	3414018	usd
CY2024Q3	us-gaap	Line Of Credit LineOfCredit	11166181	usd
CY2024Q3	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	20000000	usd
CY2023Q3	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	13000000	usd
CY2024	us-gaap	Line Of Credit Facility Interest Rate During Period LineOfCreditFacilityInterestRateDuringPeriod	0.0639	pure
CY2023	us-gaap	Line Of Credit Facility Interest Rate During Period LineOfCreditFacilityInterestRateDuringPeriod	0.0516	pure
CY2024Q3	us-gaap	Line Of Credit Facility Interest Rate At Period End LineOfCreditFacilityInterestRateAtPeriodEnd	0.0629	pure
CY2024	us-gaap	Line Of Credit Facility Unused Capacity Commitment Fee Percentage LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage	0.0015	pure
CY2023	us-gaap	Line Of Credit Facility Unused Capacity Commitment Fee Percentage LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage	0.0015	pure
CY2024Q3	us-gaap	Unsecured Debt UnsecuredDebt	137755000	usd
CY2024Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	282092	usd
CY2023Q3	us-gaap	Unsecured Debt UnsecuredDebt	137075000	usd
CY2023Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	255272	usd
CY2023Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	10975000	usd
CY2024Q3	us-gaap	Unsecured Long Term Debt UnsecuredLongTermDebt	136955000	usd
CY2024Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	282092	usd
CY2023Q3	us-gaap	Unsecured Long Term Debt UnsecuredLongTermDebt	126100000	usd
CY2023Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	255272	usd
CY2024Q1	rgco	Debt Instruments Overall Maximum Borrowing Capacity DebtInstrumentsOverallMaximumBorrowingCapacity	25000000	usd
CY2024	rgco	Debt Instrument Debt Covenant Ratio Of Longterm Debt To Total Capitalization Maximum DebtInstrumentDebtCovenantRatioOfLongtermDebtToTotalCapitalizationMaximum	0.65	pure
CY2024	rgco	Debt Instrument Debt Covenant Ratio Of Priority Debt To Total Assets Maximum DebtInstrumentDebtCovenantRatioOfPriorityDebtToTotalAssetsMaximum	0.15	pure
CY2024Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	64455000	usd
CY2024Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	1600000	usd
CY2024Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	10000000	usd
CY2024Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	50500000	usd
CY2024Q3	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	137755000	usd
CY2024Q3	us-gaap	Line Of Credit LineOfCredit	11166181	usd
CY2023Q3	us-gaap	Line Of Credit LineOfCredit	4353572	usd
CY2024	us-gaap	Line Of Credit Facility Interest Rate During Period LineOfCreditFacilityInterestRateDuringPeriod	0.0639	pure
CY2023	us-gaap	Line Of Credit Facility Interest Rate During Period LineOfCreditFacilityInterestRateDuringPeriod	0.0516	pure
CY2024Q3	us-gaap	Line Of Credit Facility Interest Rate At Period End LineOfCreditFacilityInterestRateAtPeriodEnd	0.0629	pure
CY2023Q3	us-gaap	Line Of Credit Facility Interest Rate At Period End LineOfCreditFacilityInterestRateAtPeriodEnd	0.0643	pure
CY2024	us-gaap	Line Of Credit Facility Unused Capacity Commitment Fee Percentage LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage	0.0015	pure
CY2023	us-gaap	Line Of Credit Facility Unused Capacity Commitment Fee Percentage LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage	0.0015	pure
CY2024Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	282092	usd
CY2023Q3	us-gaap	Unsecured Debt UnsecuredDebt	137075000	usd
CY2023Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	255272	usd
CY2024Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	800000	usd
CY2023Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	10975000	usd
CY2024Q3	us-gaap	Unsecured Long Term Debt UnsecuredLongTermDebt	136955000	usd
CY2024Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	282092	usd
CY2023Q3	us-gaap	Unsecured Long Term Debt UnsecuredLongTermDebt	126100000	usd
CY2023Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	255272	usd
CY2024Q1	rgco	Debt Instruments Overall Maximum Borrowing Capacity DebtInstrumentsOverallMaximumBorrowingCapacity	25000000	usd
CY2024	rgco	Debt Instrument Debt Covenant Ratio Of Longterm Debt To Total Capitalization Maximum DebtInstrumentDebtCovenantRatioOfLongtermDebtToTotalCapitalizationMaximum	0.65	pure
CY2024	rgco	Debt Instrument Debt Covenant Ratio Of Priority Debt To Total Assets Maximum DebtInstrumentDebtCovenantRatioOfPriorityDebtToTotalAssetsMaximum	0.15	pure
CY2024Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	64455000	usd
CY2024Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	1600000	usd
CY2024Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	10400000	usd
CY2024Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	10000000	usd
CY2024Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	50500000	usd
CY2024Q3	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	137755000	usd
CY2024	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	3128721	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	2935052	usd
CY2024	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	689671	usd
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	650238	usd
CY2024	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-398588	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-223862	usd
CY2024	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	276807	usd
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	262103	usd
CY2024	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	-121781	usd
CY2023	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	38241	usd
CY2024Q3	us-gaap	Unsecured Debt UnsecuredDebt	137755000	usd
CY2024Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	282092	usd
CY2023Q3	us-gaap	Unsecured Debt UnsecuredDebt	137075000	usd
CY2023Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	10975000	usd
CY2024Q3	us-gaap	Unsecured Long Term Debt UnsecuredLongTermDebt	136955000	usd
CY2024Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	282092	usd
CY2023Q3	us-gaap	Unsecured Long Term Debt UnsecuredLongTermDebt	126100000	usd
CY2023Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	255272	usd
CY2024Q1	rgco	Debt Instruments Overall Maximum Borrowing Capacity DebtInstrumentsOverallMaximumBorrowingCapacity	25000000	usd
CY2024	rgco	Debt Instrument Debt Covenant Ratio Of Priority Debt To Total Assets Maximum DebtInstrumentDebtCovenantRatioOfPriorityDebtToTotalAssetsMaximum	0.15	pure
CY2024	rgco	Debt Instrument Debt Covenant Interest Coverage Ratio DebtInstrumentDebtCovenantInterestCoverageRatio	1.5	pure
CY2024Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	800000	usd
CY2024Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	64455000	usd
CY2024Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	1600000	usd
CY2024Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	10400000	usd
CY2024Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	10000000	usd
CY2024Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	50500000	usd
CY2024Q3	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	137755000	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	2935052	usd
CY2024	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	689671	usd
CY2024	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	3818392	usd
CY2023	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	3585290	usd
CY2024	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-398588	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-223862	usd
CY2024	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	-121781	usd
CY2023	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	38241	usd
CY2024	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits Federal IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCreditsFederal	0	usd
CY2023	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits Federal IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCreditsFederal	-129600	usd
CY2024	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits State IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCreditsState	0	usd
CY2023	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits State IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCreditsState	-2020	usd
CY2024	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCredits	0	usd
CY2023	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCredits	-131620	usd
CY2024	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3696611	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3491911	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	2935052	usd
CY2024	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	689671	usd
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	650238	usd
CY2024	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	3818392	usd
CY2024	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-398588	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-223862	usd
CY2024	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	276807	usd
CY2024	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	-121781	usd
CY2024	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits Federal IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCreditsFederal	0	usd
CY2023	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits Federal IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCreditsFederal	-129600	usd
CY2023	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits State IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCreditsState	-2020	usd
CY2024	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCredits	0	usd
CY2023	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCredits	-131620	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3491911	usd
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	15457507	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	14791193	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
CY2023	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
CY2024	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	3246076	usd
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	3106151	usd
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	720749	usd
CY2024	rgco	Net Amortization Of Excess Deferred Taxes On Regulated Operations NetAmortizationOfExcessDeferredTaxesOnRegulatedOperations	315708	usd
CY2023	rgco	Net Amortization Of Excess Deferred Taxes On Regulated Operations NetAmortizationOfExcessDeferredTaxesOnRegulatedOperations	162228	usd
CY2024	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	100649	usd
CY2023	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	58669	usd
CY2024	rgco	Effective Income Tax Rate Reconciliation Reserve For Unrecognized Tax Benefits EffectiveIncomeTaxRateReconciliationReserveForUnrecognizedTaxBenefits	-82000	usd
CY2023	rgco	Effective Income Tax Rate Reconciliation Reserve For Unrecognized Tax Benefits EffectiveIncomeTaxRateReconciliationReserveForUnrecognizedTaxBenefits	-0	usd
CY2024	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	21374	usd
CY2023	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	17528	usd
CY2024	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3696611	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3491911	usd
CY2024Q3	rgco	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions And Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensionsAndPostretirementBenefits	512778	usd
CY2024	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits Federal IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCreditsFederal	0	usd
CY2023	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits Federal IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCreditsFederal	-129600	usd
CY2024	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits State IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCreditsState	0	usd
CY2023	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits State IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCreditsState	-2020	usd
CY2023	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCredits	-131620	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3491911	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	14791193	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
CY2023	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	3106151	usd
CY2024	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	763518	usd
CY2024	rgco	Net Amortization Of Excess Deferred Taxes On Regulated Operations NetAmortizationOfExcessDeferredTaxesOnRegulatedOperations	315708	usd
CY2023	rgco	Net Amortization Of Excess Deferred Taxes On Regulated Operations NetAmortizationOfExcessDeferredTaxesOnRegulatedOperations	162228	usd
CY2024	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCredits	0	usd
CY2023	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCredits	-131620	usd
CY2024	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	100649	usd
CY2024	rgco	Effective Income Tax Rate Reconciliation Reserve For Unrecognized Tax Benefits EffectiveIncomeTaxRateReconciliationReserveForUnrecognizedTaxBenefits	-82000	usd
CY2024	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	21374	usd
CY2024Q3	rgco	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions And Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensionsAndPostretirementBenefits	512778	usd
CY2023Q3	rgco	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions And Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensionsAndPostretirementBenefits	591841	usd
CY2024Q3	rgco	Deferred Tax Asset Regulatory Effect Of Tax Cuts And Jobs Act Of2017 DeferredTaxAssetRegulatoryEffectOfTaxCutsAndJobsActOf2017	2553086	usd
CY2023Q3	rgco	Deferred Tax Asset Regulatory Effect Of Tax Cuts And Jobs Act Of2017 DeferredTaxAssetRegulatoryEffectOfTaxCutsAndJobsActOf2017	2655951	usd
CY2024Q3	rgco	Deferred Tax Assets Tax Deferred Expense Costs Of Gas Held In Storage DeferredTaxAssetsTaxDeferredExpenseCostsOfGasHeldInStorage	835094	usd
CY2023Q3	rgco	Deferred Tax Assets Tax Deferred Expense Costs Of Gas Held In Storage DeferredTaxAssetsTaxDeferredExpenseCostsOfGasHeldInStorage	752989	usd
CY2024Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Other DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther	1166850	usd
CY2023Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Other DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther	1020512	usd
CY2024Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Impairment Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses	14077357	usd
CY2023Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Impairment Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses	14180759	usd
CY2024Q3	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	1437670	usd
CY2024Q3	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	641300	usd
CY2023Q3	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	452996	usd
CY2024Q3	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	21224135	usd
CY2023Q3	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	21317448	usd
CY2024Q3	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	19879747	usd
CY2023Q3	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	19426513	usd
CY2024Q3	us-gaap	Deferred Tax Liabilities Investment In Noncontrolled Affiliates DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates	1586837	usd
CY2023Q3	us-gaap	Deferred Tax Liabilities Investment In Noncontrolled Affiliates DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates	1288104	usd
CY2024Q3	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	530903	usd
CY2023Q3	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	1188533	usd
CY2023Q3	rgco	Deferred Tax Liabilities Tax Deferred Expense Reserves And Accruals Accrued Gas Cost DeferredTaxLiabilitiesTaxDeferredExpenseReservesAndAccrualsAccruedGasCost	259162	usd
CY2024Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	22342951	usd
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	15457507	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	14791193	usd
CY2024	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
CY2023	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
CY2024	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	3246076	usd
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	3106151	usd
CY2024	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	763518	usd
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	720749	usd
CY2024	rgco	Net Amortization Of Excess Deferred Taxes On Regulated Operations NetAmortizationOfExcessDeferredTaxesOnRegulatedOperations	315708	usd
CY2023	rgco	Net Amortization Of Excess Deferred Taxes On Regulated Operations NetAmortizationOfExcessDeferredTaxesOnRegulatedOperations	162228	usd
CY2024	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCredits	0	usd
CY2023	rgco	Income Tax Expense Amortization Of Research And Development Tax Credits IncomeTaxExpenseAmortizationOfResearchAndDevelopmentTaxCredits	-131620	usd
CY2024	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	100649	usd
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CY2024	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3696611	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3491911	usd
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CY2024Q3	rgco	Deferred Tax Asset Regulatory Effect Of Tax Cuts And Jobs Act Of2017 DeferredTaxAssetRegulatoryEffectOfTaxCutsAndJobsActOf2017	2553086	usd
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CY2023Q3	rgco	Deferred Tax Assets Tax Deferred Expense Costs Of Gas Held In Storage DeferredTaxAssetsTaxDeferredExpenseCostsOfGasHeldInStorage	752989	usd
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CY2023Q3	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	452996	usd
CY2024Q3	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	21224135	usd
CY2023Q3	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	21317448	usd
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CY2024Q3	us-gaap	Deferred Tax Liabilities Investment In Noncontrolled Affiliates DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates	1586837	usd
CY2023Q3	us-gaap	Deferred Tax Liabilities Investment In Noncontrolled Affiliates DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates	1288104	usd
CY2024Q3	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	530903	usd
CY2023Q3	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	1188533	usd
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CY2023Q3	rgco	Deferred Tax Liabilities Tax Deferred Expense Reserves And Accruals Accrued Gas Cost DeferredTaxLiabilitiesTaxDeferredExpenseReservesAndAccrualsAccruedGasCost	259162	usd
CY2024Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	22342951	usd
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CY2023Q3	rgco	Net Deferred Tax Asset NetDeferredTaxAsset	1163594	usd
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CY2023Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	2008458	usd
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CY2023Q3	rgco	Deferred Tax Asset Regulatory Effect Of Tax Cuts And Jobs Act Of2017 DeferredTaxAssetRegulatoryEffectOfTaxCutsAndJobsActOf2017	2655951	usd
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CY2023Q3	rgco	Deferred Tax Assets Tax Deferred Expense Costs Of Gas Held In Storage DeferredTaxAssetsTaxDeferredExpenseCostsOfGasHeldInStorage	752989	usd
CY2024Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Other DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther	1166850	usd
CY2023Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Other DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther	1020512	usd
CY2024Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Impairment Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses	14077357	usd
CY2023Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Impairment Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses	14180759	usd
CY2024Q3	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	1437670	usd
CY2023Q3	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	1662400	usd
CY2024Q3	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	641300	usd
CY2023Q3	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	452996	usd
CY2024Q3	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	21224135	usd
CY2023Q3	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	21317448	usd
CY2024Q3	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	19879747	usd
CY2024Q3	us-gaap	Deferred Tax Liabilities Investment In Noncontrolled Affiliates DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates	1586837	usd
CY2023Q3	us-gaap	Deferred Tax Liabilities Investment In Noncontrolled Affiliates DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates	1288104	usd
CY2024Q3	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	530903	usd
CY2023Q3	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	1188533	usd
CY2024Q3	rgco	Deferred Tax Liabilities Tax Deferred Expense Reserves And Accruals Accrued Gas Cost DeferredTaxLiabilitiesTaxDeferredExpenseReservesAndAccrualsAccruedGasCost	345464	usd
CY2023Q3	rgco	Deferred Tax Liabilities Tax Deferred Expense Reserves And Accruals Accrued Gas Cost DeferredTaxLiabilitiesTaxDeferredExpenseReservesAndAccrualsAccruedGasCost	259162	usd
CY2024Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	22342951	usd
CY2023Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	22162312	usd
CY2024Q3	rgco	Net Deferred Tax Asset NetDeferredTaxAsset	771746	usd
CY2023Q3	rgco	Net Deferred Tax Asset NetDeferredTaxAsset	1163594	usd
CY2024Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	1890562	usd
CY2023Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	2008458	usd
CY2024Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	1890562	usd
CY2023Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	2008458	usd
CY2024Q3	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	771746	usd
CY2023Q3	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	1163594	usd
CY2024	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	273936	usd
CY2023Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	usd
CY2024	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	273936	usd
CY2024Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	273936	usd
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	16000
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.3207	pure
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0284	pure
CY2023Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	22162312	usd
CY2024Q3	rgco	Net Deferred Tax Asset NetDeferredTaxAsset	771746	usd
CY2023Q3	rgco	Net Deferred Tax Asset NetDeferredTaxAsset	1163594	usd
CY2024Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	1890562	usd
CY2023Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	2008458	usd
CY2024Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	1890562	usd
CY2023Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	2008458	usd
CY2023Q3	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	1163594	usd
CY2024	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	273936	usd
CY2023Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	usd
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	16000
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.3207	pure
CY2024	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P7Y
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0495	pure
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	34500
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	18.69
CY2022	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P5Y8M12D
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	121278	usd
CY2023	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	12500
CY2023	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P5Y7M6D
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	4000
CY2024	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P5Y9M18D
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	127988	usd
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber	28000
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice	18.98
CY2024	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1	P5Y9M18D
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue	127988	usd
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	5.15
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	0
CY2024	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	51500	usd
CY2023	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	21560	usd
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	0	usd
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	46921	usd
CY2024	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	usd
CY2023	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	200000	usd
CY2024Q3	rgco	Maximum Amount Allowed For Dividend Reinvestment And Stock Purchase Plan MaximumAmountAllowedForDividendReinvestmentAndStockPurchasePlan	100000	usd
CY2024	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	33226
CY2023	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	32805
CY2024Q3	rgco	Stock Available For Issuance Under Dividend Reinvestment Plan StockAvailableForIssuanceUnderDividendReinvestmentPlan	232398
CY2024Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	1890562	usd
CY2023Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	2008458	usd
CY2023Q3	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	1163594	usd
CY2024	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	273936	usd
CY2023Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	usd
CY2024	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	273936	usd
CY2024Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	273936	usd
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	16000
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.3207	pure
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0284	pure
CY2024	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P7Y
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0495	pure
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	34500
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	18.69
CY2022	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P5Y8M12D
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	121278	usd
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	16
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	18388	usd
CY2024	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	16.62
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	18.98
CY2024	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P5Y9M18D
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	127988	usd
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber	28000
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice	18.98
CY2024	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1	P5Y9M18D
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	5.15
CY2023	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	21560	usd
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	0	usd
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	46921	usd
CY2024	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	usd
CY2023	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	200000	usd
CY2024Q3	rgco	Maximum Amount Allowed For Dividend Reinvestment And Stock Purchase Plan MaximumAmountAllowedForDividendReinvestmentAndStockPurchasePlan	100000	usd
CY2024	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	33226
CY2023	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	32805
CY2024Q3	rgco	Stock Available For Issuance Under Dividend Reinvestment Plan StockAvailableForIssuanceUnderDividendReinvestmentPlan	232398
CY2024	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P7Y
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0495	pure
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	18.69
CY2022	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P5Y8M12D
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	121278	usd
CY2023	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	12500
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	16
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	22000
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	20.23
CY2023	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P5Y7M6D
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	18388	usd
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	10000
CY2024	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	16.62
CY2024	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	4000
CY2024	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	19.9
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	28000
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	18.98
CY2024	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P5Y9M18D
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	127988	usd
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber	28000
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CY2024	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Increase On Service And Interest Cost Components DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents	71000	usd
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CY2024Q3	rgco	Defined Benefit Plan Expected Amortization Of Net Gains Losses Regulatory Deferral Assets DefinedBenefitPlanExpectedAmortizationOfNetGainsLossesRegulatoryDeferralAssets	43000	usd
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CY2024Q3	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	308439	usd
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CY2024	us-gaap	Operating Lease Payments OperatingLeasePayments	37900	usd
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CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	510306	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	176138	usd
CY2024Q3	rgco	Energy Purchase Obligation Due In Next Twelve Months EnergyPurchaseObligationDueInNextTwelveMonths	295000000000
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CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	26400	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	26400	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	343200	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	510306	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	176138	usd
CY2024Q3	rgco	Energy Purchase Obligation Due In Next Twelve Months EnergyPurchaseObligationDueInNextTwelveMonths	295000000000
CY2024	rgco	Purchase Commitment Minimum Volume Required PurchaseCommitmentMinimumVolumeRequired	1820000	usd
CY2024Q3	us-gaap	Purchase Obligation Due In Second Year PurchaseObligationDueInSecondYear	20252594	usd
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CY2024Q3	us-gaap	Purchase Obligation PurchaseObligation	151585149	usd
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CY2024	rgco	Franchise Fee Annual Increase FranchiseFeeAnnualIncrease	0.03	pure
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CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	30038	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	26400	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	343200	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	510306	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	176138	usd
CY2024Q3	rgco	Energy Purchase Obligation Due In Next Twelve Months EnergyPurchaseObligationDueInNextTwelveMonths	295000000000
CY2024	rgco	Purchase Commitment Minimum Volume Required PurchaseCommitmentMinimumVolumeRequired	1820000	usd
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CY2024	rgco	Franchise Fee Annual Increase FranchiseFeeAnnualIncrease	0.03	pure
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CY2024	rgco	Franchise Fee Total Cost Through End Of Agreement FranchiseFeeTotalCostThroughEndOfAgreement	1818339	usd

Files In Submission

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0001437749-24-036744-index.html	Edgar Link	pending
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report.css	Edgar Link	pending
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$RGCO
RGC RESOURCES INC Stock $rgco

2024 Q4 Form 10-K Financial Statement

#000143774924036744 Filed on December 05, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$RGCO RGC RESOURCES INC Stock $rgco

2024 Q4 Form 10-K Financial Statement

#000143774924036744 Filed on December 05, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$RGCO
RGC RESOURCES INC Stock $rgco