$ARTNA
ARTESIAN RESOURCES CORP Stock $artna

$artna Overview Financials Valuation SEC Filings Company Website

2023 Q4 Form 10-K Financial Statement

#000086311024000011 Filed on March 18, 2024

Income Statement

Concept	2023 Q4	2023
Revenue	$24.54M	$98.86M
YoY Change	-2.28%	-0.04%
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	$3.453M	$13.34M
YoY Change	5.6%	5.67%
% of Gross Profit
Operating Expenses	$17.84M	$76.42M
YoY Change	-10.72%	1.9%
Operating Profit		$22.45M
YoY Change		-6.11%
Interest Expense	-$2.196M	$9.156M
YoY Change	-4.4%	7.69%
% of Operating Profit		40.79%
Other Income/Expense, Net	$162.0K	$1.407M
YoY Change	-452.17%	11.23%
Pretax Income	$4.672M	$23.05M
YoY Change	44.87%	-3.47%
Income Tax	$1.192M	$6.348M
% Of Pretax Income	25.51%	27.54%
Net Earnings	$3.480M	$16.70M
YoY Change	49.68%	-7.22%
Net Earnings / Revenue	14.18%	16.89%
Basic Earnings Per Share		$1.67
Diluted Earnings Per Share	$0.34	$1.67
COMMON SHARES
Basic Shares Outstanding		10.02M
Diluted Shares Outstanding		10.02M

Balance Sheet

Concept	2023 Q4	2023
SHORT-TERM ASSETS
Cash & Short-Term Investments	$2.505M	$2.505M
YoY Change	91.37%	91.37%
Cash & Equivalents	$2.505M	$2.505M
Short-Term Investments
Other Short-Term Assets	$7.500M	$7.500M
YoY Change	12.78%	12.78%
Inventory	$5.983M	$5.983M
Prepaid Expenses
Receivables	$12.83M	$12.83M
Other Receivables	$1.799M	$1.799M
Total Short-Term Assets	$30.62M	$30.62M
YoY Change	10.12%	10.12%
LONG-TERM ASSETS
Property, Plant & Equipment	$3.693M	$718.5M
YoY Change	-1.26%	6.88%
Goodwill	$1.900M
YoY Change	0.0%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$8.504M	$15.54M
YoY Change	-19.29%	-11.45%
Total Long-Term Assets	$736.2M	$736.2M
YoY Change	6.39%	6.39%
TOTAL ASSETS
Total Short-Term Assets	$30.62M	$30.62M
Total Long-Term Assets	$736.2M	$736.2M
Total Assets	$766.8M	$766.8M
YoY Change	6.54%	6.54%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$9.697M	$9.697M
YoY Change	-11.27%	-11.27%
Accrued Expenses	$3.519M	$5.803M
YoY Change	-17.12%	10.81%
Deferred Revenue	$2.983M
YoY Change	19.85%
Short-Term Debt	$9.000K	$9.000K
YoY Change	-99.96%	-99.96%
Long-Term Debt Due	$2.235M	$2.235M
YoY Change	11.58%	11.58%
Total Short-Term Liabilities	$22.41M	$22.41M
YoY Change	-49.14%	-49.14%
LONG-TERM LIABILITIES
Long-Term Debt	$178.3M	$178.3M
YoY Change	1.53%	1.53%
Other Long-Term Liabilities	$277.3M	$277.3M
YoY Change	7.65%	7.65%
Total Long-Term Liabilities	$87.78M	$455.6M
YoY Change	-0.1%	5.17%
TOTAL LIABILITIES
Total Short-Term Liabilities	$22.41M	$22.41M
Total Long-Term Liabilities	$87.78M	$455.6M
Total Liabilities	$110.2M	$536.4M
YoY Change	-16.48%	0.86%
SHAREHOLDERS EQUITY
Retained Earnings	$76.74M
YoY Change	7.66%
Common Stock	$10.29M
YoY Change	8.23%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$230.4M	$230.4M
YoY Change
Total Liabilities & Shareholders Equity	$766.8M	$766.8M
YoY Change	6.54%	6.54%

Cashflow Statement

Concept	2023 Q4	2023
OPERATING ACTIVITIES
Net Income	$3.480M	$16.70M
YoY Change	49.68%	-7.22%
Depreciation, Depletion And Amortization	$3.453M	$13.34M
YoY Change	5.6%	5.67%
Cash From Operating Activities	$8.491M	$31.85M
YoY Change	-1181.66%	31.26%
INVESTING ACTIVITIES
Capital Expenditures	$13.34M	$62.18M
YoY Change	12.82%	28.24%
Acquisitions		$0.00
YoY Change		-100.0%
Other Investing Activities	$23.00K	$99.00K
YoY Change	43.75%	-101.58%
Cash From Investing Activities	-$13.32M	-$62.08M
YoY Change	12.78%	13.37%
FINANCING ACTIVITIES
Cash Dividend Paid		$11.24M
YoY Change		8.94%
Common Stock Issuance & Retirement, Net		$37.07M
YoY Change		1673.83%
Debt Paid & Issued, Net		$2.010M
YoY Change		22.34%
Cash From Financing Activities	872.0K	31.42M
YoY Change	-93.68%	-0.91%
NET CHANGE
Cash From Operating Activities	8.491M	31.85M
Cash From Investing Activities	-13.32M	-62.08M
Cash From Financing Activities	872.0K	31.42M
Net Change In Cash	-3.953M	1.196M
YoY Change	-429.14%	-1.73%
FREE CASH FLOW
Cash From Operating Activities	$8.491M	$31.85M
Capital Expenditures	$13.34M	$62.18M
Free Cash Flow	-$4.848M	-$30.33M
YoY Change	-61.55%	25.22%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value
CY2023Q4	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	714284000
CY2023Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	12830000
CY2023Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	1799000
CY2023Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	1934000
CY2023Q4	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	5983000
CY2023Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	3297000
CY2022Q4	us-gaap	Assets Current AssetsCurrent	27804000
CY2022Q4	us-gaap	Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OperatingLeaseLiabilityNoncurrent
CY2023Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OperatingLeaseLiability
CY2022Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OperatingLeaseLiability
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	467000
CY2023Q4	us-gaap	Assets Noncurrent Other Than Noncurrent Investments And Property Plant And Equipment AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment	14642000
CY2022Q4	us-gaap	Assets Noncurrent Other Than Noncurrent Investments And Property Plant And Equipment AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment	16682000
CY2023Q4	us-gaap	Assets Assets	766832000
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	10285000
CY2022Q4	us-gaap	Common Stock Value CommonStockValue	9502000
CY2023Q4	us-gaap	Preferred Stock Value PreferredStockValue	0
CY2022Q4	us-gaap	Preferred Stock Value PreferredStockValue	0
CY2023Q4	us-gaap	Capitalization Longterm Debt And Equity CapitalizationLongtermDebtAndEquity	408704000
CY2022Q4	us-gaap	Capitalization Longterm Debt And Equity CapitalizationLongtermDebtAndEquity	363549000
CY2023Q4	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	0
CY2022Q4	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	20174000
CY2023Q4	us-gaap	Notes Payable Current NotesPayableCurrent	2235000
CY2022Q4	us-gaap	Notes Payable Current NotesPayableCurrent	2003000
CY2023Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	9697000
CY2022Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	10929000
CY2023Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	3519000
CY2022Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	4246000
CY2023Q4	us-gaap	Bank Overdrafts BankOverdrafts	9000
CY2022Q4	us-gaap	Bank Overdrafts BankOverdrafts	43000
CY2023Q4	us-gaap	Interest Payable Current InterestPayableCurrent	2275000
CY2022Q4	us-gaap	Interest Payable Current InterestPayableCurrent	989000
CY2023Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	2000
CY2022Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	6000
CY2023Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	2983000
CY2022Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	2489000
CY2023Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	1694000
CY2022Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	3191000
CY2023Q4	us-gaap	Liabilities Current LiabilitiesCurrent	22414000
CY2022Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
CY2022Q4	us-gaap	Liabilities Current LiabilitiesCurrent	44070000
CY2023Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	2797000
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	98861000
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	98897000
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	90859000
CY2023	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	46205000
CY2022	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	43772000
CY2021	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	41414000
CY2023	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	4428000
CY2022	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	6850000
CY2021	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	3942000
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	13335000
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	12620000
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	11885000
CY2023	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	2962000
CY2022	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	4285000
CY2021	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	2377000
CY2023	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	6099000
CY2022	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	5871000
CY2021	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	5587000
CY2023	us-gaap	Operating Expenses OperatingExpenses	76415000
CY2021	us-gaap	Operating Expenses OperatingExpenses	68565000
CY2023	us-gaap	Operating Income Loss OperatingIncomeLoss	22446000
CY2022	us-gaap	Operating Income Loss OperatingIncomeLoss	23906000
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	22294000
CY2023	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	2002000
CY2022	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	1329000
CY2021	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	823000
CY2023	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	3409000
CY2023	us-gaap	Interest Expense InterestExpense	9156000
CY2022	us-gaap	Interest Expense InterestExpense	8502000
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.67
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.9
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.67
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.9
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.79
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	9394000
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	10022000
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	9481000
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	9426000
CY2023	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.14
CY2022	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.09
CY2021	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.05
CY2023	us-gaap	Net Income Loss NetIncomeLoss	16699000
CY2022	us-gaap	Net Income Loss NetIncomeLoss	17998000
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	152000
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	193000
CY2023	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	1243000
CY2022	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	894000
CY2021	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	556000
CY2023	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-807000
CY2022	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	3847000
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-318000
CY2023	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	167000
CY2022	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-602000
CY2021	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	1605000
CY2023	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	348000
CY2022	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	141000
CY2021	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	-86000
CY2023	us-gaap	Increase Decrease In Raw Materials Packaging Materials And Supplies Inventories IncreaseDecreaseInRawMaterialsPackagingMaterialsAndSuppliesInventories	1281000
CY2022	us-gaap	Increase Decrease In Raw Materials Packaging Materials And Supplies Inventories IncreaseDecreaseInRawMaterialsPackagingMaterialsAndSuppliesInventories	2769000
CY2021	us-gaap	Increase Decrease In Raw Materials Packaging Materials And Supplies Inventories IncreaseDecreaseInRawMaterialsPackagingMaterialsAndSuppliesInventories	398000
CY2023	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-4000
CY2022	us-gaap	Increase Decrease In Prepaid Expenses Other IncreaseDecreaseInPrepaidExpensesOther	216000
CY2021	us-gaap	Increase Decrease In Prepaid Expenses Other IncreaseDecreaseInPrepaidExpensesOther	444000
CY2023	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-1998000
CY2022	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	5473000
CY2021	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	445000
CY2023	us-gaap	Increase Decrease In Other Regulatory Assets IncreaseDecreaseInOtherRegulatoryAssets	497000
CY2022	us-gaap	Increase Decrease In Other Regulatory Assets IncreaseDecreaseInOtherRegulatoryAssets	37000
CY2021	us-gaap	Increase Decrease In Other Regulatory Assets IncreaseDecreaseInOtherRegulatoryAssets	236000
CY2023	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	284000
CY2022	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	72000
CY2021	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-13000
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-62078000
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-54759000
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-40724000
CY2021	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1390000
CY2023	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	5608000
CY2021	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	4126000
CY2023	us-gaap	Payments Of Dividends PaymentsOfDividends	11242000
CY2022	us-gaap	Payments Of Dividends PaymentsOfDividends	10319000
CY2021	us-gaap	Payments Of Dividends PaymentsOfDividends	9826000
CY2023	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0
CY2022	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	135000
CY2021	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	19000
CY2023	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	2010000
CY2022	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1643000
CY2021	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1825000
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	31423000
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	31711000
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	9478000
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	1196000
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	1217000
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	64000
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1309000
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	92000
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	28000
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2505000
CY2022Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	10536000
CY2022Q4	us-gaap	Assets Assets	719791000
CY2022Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	3686000
CY2022Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	466000
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	719791000
CY2022	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	2594000
CY2021	us-gaap	Interest Expense InterestExpense	7592000
CY2022	us-gaap	Net Income Loss NetIncomeLoss	17998000
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.79
CY2023	us-gaap	Increase Decrease In Prepaid Taxes IncreaseDecreaseInPrepaidTaxes	83000
CY2021	us-gaap	Increase Decrease In Prepaid Taxes IncreaseDecreaseInPrepaidTaxes	415000
CY2022	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-3989000
CY2021	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	3547000
CY2023	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	614000
CY2022	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-564000
CY2021	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-71000
CY2023	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	1286000
CY2022	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	31803000
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1309000
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	92000
CY2023	artna	Contractual Amounts Of Contributions In Aid Of Construction Received From Developers ContractualAmountsOfContributionsInAidOfConstructionReceivedFromDevelopers	799000
CY2022	artna	Contractual Amounts Of Contributions In Aid Of Construction Received From Developers ContractualAmountsOfContributionsInAidOfConstructionReceivedFromDevelopers	356000
CY2021	artna	Contractual Amounts Of Contributions In Aid Of Construction Received From Developers ContractualAmountsOfContributionsInAidOfConstructionReceivedFromDevelopers	1749000
CY2023	us-gaap	Interest Paid Net InterestPaidNet	7515000
CY2021	us-gaap	Net Income Loss NetIncomeLoss	16827000
CY2023	us-gaap	Dividends Common Stock DividendsCommonStock	11242000
CY2023	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	381000
CY2023	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	402000
CY2023	us-gaap	Income Taxes Paid IncomeTaxesPaid	3590000
CY2022	us-gaap	Income Taxes Paid IncomeTaxesPaid	3482000
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	169425000
CY2021	us-gaap	Dividends Common Stock DividendsCommonStock	9826000
CY2021	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	392000
CY2021	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	828000
CY2021	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	363000
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	178009000
CY2023	us-gaap	Net Income Loss NetIncomeLoss	16699000
CY2023	artna	Operating Lease Rent Expense Minimum Rentals OperatingLeaseRentExpenseMinimumRentals	34000
CY2022	artna	Operating Lease Rent Expense Minimum Rentals OperatingLeaseRentExpenseMinimumRentals	32000
CY2023	artna	Operating Lease Rent Expense Contingent Rentals OperatingLeaseRentExpenseContingentRentals	0
CY2022	artna	Operating Lease Rent Expense Contingent Rentals OperatingLeaseRentExpenseContingentRentals	0
CY2023	artna	Minimum Number Of Days Due For Accounts Receivable From Regulated Contract Customers MinimumNumberOfDaysDueForAccountsReceivableFromRegulatedContractCustomers	P25D
CY2023	artna	Minimum Number Of Days Due For Accounts Receivable From Service Line Protection Plan Customer MinimumNumberOfDaysDueForAccountsReceivableFromServiceLineProtectionPlanCustomer	P25D
CY2023	artna	Minimum Number Of Days Customers Services Invoiced In Advance MinimumNumberOfDaysCustomersServicesInvoicedInAdvance	P30D
CY2023	artna	Other Operating Revenue Not In Scope Of Asc606 OtherOperatingRevenueNotInScopeOfASC606	1591000
CY2022	artna	Other Operating Revenue Not In Scope Of Asc606 OtherOperatingRevenueNotInScopeOfASC606	1881000
CY2021	artna	Other Operating Revenue Not In Scope Of Asc606 OtherOperatingRevenueNotInScopeOfASC606	2230000
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	98861000
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	98897000
CY2023Q4	us-gaap	Lessee Operating Lease Renewal Term LesseeOperatingLeaseRenewalTerm	P66Y
CY2023	artna	Percentage Of Lessee Operating Lease Increase In Annual Lease Payments PercentageOfLesseeOperatingLeaseIncreaseInAnnualLeasePayments	0.03
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	503000
CY2022Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	466000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	35000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	35000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	35000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	35000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	29000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	1429000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	1598000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	1086000
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	512000
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	23047000
CY2022	artna	Income Before Federal And State Income Taxes Percentage IncomeBeforeFederalAndStateIncomeTaxesPercentage	1
CY2021	artna	Income Before Federal And State Income Taxes Percentage IncomeBeforeFederalAndStateIncomeTaxesPercentage	1
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	4840000
CY2023	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2022	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	5014000
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1918000
CY2023	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.083
CY2022	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1696000
CY2022	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.071
CY2021	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1600000
CY2021	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.071
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5878000
CY2022Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	600000
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	92000
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	116000
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	47000
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	47000
CY2023Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	48000
CY2022Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	28000
CY2023Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	318000
CY2022Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	513000
CY2023Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	56012000
CY2022Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	52565000
CY2023Q4	artna	Deferred Tax Liabilities Bond Retirement Costs DeferredTaxLiabilitiesBondRetirementCosts	982000
CY2022Q4	artna	Deferred Tax Liabilities Bond Retirement Costs DeferredTaxLiabilitiesBondRetirementCosts	1058000
CY2023Q4	artna	Deferred Tax Liability Property Taxes DeferredTaxLiabilityPropertyTaxes	624000
CY2022Q4	artna	Deferred Tax Liability Property Taxes DeferredTaxLiabilityPropertyTaxes	609000
CY2022Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	833000
CY2023Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	58699000
CY2022Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	55065000
CY2023Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	58381000
CY2022Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	54552000
CY2022Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0
CY2023Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0
CY2022Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	100000
CY2023Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	100000
CY2022Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1
CY2023Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1
CY2023	artna	Number Of Directors In Committee NumberOfDirectorsInCommittee	3
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	736000
CY2023	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	148000
CY2023	us-gaap	Deferred Tax Expense From Stock Options Exercised DeferredTaxExpenseFromStockOptionsExercised	410000
CY2023	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Vested SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested	272600
CY2023Q4	us-gaap	Purchase Obligation Due In Next Twelve Months PurchaseObligationDueInNextTwelveMonths	870000
CY2023Q4	us-gaap	Purchase Obligation Due In Second Year PurchaseObligationDueInSecondYear	881000
CY2023Q4	us-gaap	Purchase Obligation Due In Third Year PurchaseObligationDueInThirdYear	881000
CY2023Q4	us-gaap	Purchase Obligation Due In Fourth Year PurchaseObligationDueInFourthYear	57000
CY2023Q4	us-gaap	Purchase Obligation Due In Fifth Year PurchaseObligationDueInFifthYear	57000
CY2022	artna	Expenses For Purchased Water ExpensesForPurchasedWater	1800000
CY2021	artna	Expenses For Purchased Water ExpensesForPurchasedWater	4300000
CY2023	artna	Number Of Counties In Which Water Utility Service Provided NumberOfCountiesInWhichWaterUtilityServiceProvided	3
CY2020Q4	artna	Percentage Of Distribution System Improvement Charge Rate Increase Application Filed By Company To Regulatory PercentageOfDistributionSystemImprovementChargeRateIncreaseApplicationFiledByCompanyToRegulatory	0.075
CY2020Q4	artna	Increase Amount Based On Eligible Plant Improvements Since Last Rate Increase IncreaseAmountBasedOnEligiblePlantImprovementsSinceLastRateIncrease	43100000
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	10018000
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	9462000
CY2023	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	4000
CY2022	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	19000
CY2021	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	32000
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	10022000
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	9481000
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	9426000
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	34000
CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	32000
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	467000
CY2023	artna	Effective Income Tax Rate Reconciliation Regulatory Liability Adjustment Amount EffectiveIncomeTaxRateReconciliationRegulatoryLiabilityAdjustmentAmount	-449000
CY2023Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	1081000
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	137000
CY2023Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherLiabilitiesCurrent
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OperatingLeaseLiabilityNoncurrent
CY2023Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
CY2022Q4	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	668031000
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1309000
CY2022Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	1632000
CY2022Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	1586000
CY2022Q4	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	4702000
CY2023Q4	us-gaap	Prepaid Taxes PrepaidTaxes	2269000
CY2022Q4	us-gaap	Prepaid Taxes PrepaidTaxes	2186000
CY2022Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	2878000
CY2023Q4	us-gaap	Assets Current AssetsCurrent	30617000
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1052000
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	990000
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	3693000
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	3740000
CY2023Q4	us-gaap	Goodwill Goodwill	1939000
CY2022Q4	us-gaap	Goodwill Goodwill	1939000
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	506000
CY2023Q4	us-gaap	Regulatory Assets RegulatoryAssets	7289000
CY2022Q4	us-gaap	Regulatory Assets RegulatoryAssets	7274000
CY2023Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	143369000
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	76743000
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	71286000
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	230397000
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	187930000
CY2023Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	178307000
CY2022Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	175619000
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	503000
CY2023Q4	us-gaap	Regulatory Liabilities RegulatoryLiabilities	25676000
CY2022Q4	us-gaap	Regulatory Liabilities RegulatoryLiabilities	28721000
CY2022	us-gaap	Operating Expenses OperatingExpenses	74991000
CY2023	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	1407000
CY2022	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	1265000
CY2021	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	1302000
CY2021	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	2125000
CY2023	artna	Income Loss From Continuing Operations Before Interest Expense IncomeLossFromContinuingOperationsBeforeInterestExpense	25855000
CY2022	artna	Income Loss From Continuing Operations Before Interest Expense IncomeLossFromContinuingOperationsBeforeInterestExpense	26500000
CY2021	artna	Income Loss From Continuing Operations Before Interest Expense IncomeLossFromContinuingOperationsBeforeInterestExpense	24419000
CY2021	us-gaap	Net Income Loss NetIncomeLoss	16827000
CY2021	us-gaap	Net Income Loss NetIncomeLoss	16827000
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	13335000
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	12620000
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	11885000
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	3813000
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	2282000
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	2803000
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	254000
CY2022	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	6000
CY2021	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-28000
CY2022	us-gaap	Increase Decrease In Prepaid Taxes IncreaseDecreaseInPrepaidTaxes	-697000
CY2023	us-gaap	Increase Decrease In Prepaid Expenses Other IncreaseDecreaseInPrepaidExpensesOther	419000
CY2023	us-gaap	Increase Decrease In Regulatory Liabilities IncreaseDecreaseInRegulatoryLiabilities	-3168000
CY2022	us-gaap	Increase Decrease In Regulatory Liabilities IncreaseDecreaseInRegulatoryLiabilities	6799000
CY2021	us-gaap	Increase Decrease In Regulatory Liabilities IncreaseDecreaseInRegulatoryLiabilities	-535000
CY2023	artna	Revenue Reserved For Refund RevenueReservedForRefund	0
CY2023	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-476000
CY2022	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	545000
CY2021	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	270000
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	24265000
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	31310000
CY2023	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	62177000
CY2022	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	48483000
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	40814000
CY2021	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	90000
CY2023	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	-34000
CY2022	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	13000
CY2021	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	-75000
CY2023	artna	Net Advances And Contributions In Aid Of Construction NetAdvancesAndContributionsInAidOfConstruction	24747000
CY2022	artna	Net Advances And Contributions In Aid Of Construction NetAdvancesAndContributionsInAidOfConstruction	17494000
CY2021	artna	Net Advances And Contributions In Aid Of Construction NetAdvancesAndContributionsInAidOfConstruction	17059000
CY2023	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	37073000
CY2022	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	2090000
CY2022	us-gaap	Interest Paid Net InterestPaidNet	8430000
CY2021	us-gaap	Income Taxes Paid IncomeTaxesPaid	5181000
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	0
CY2022Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	33345000
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	0
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Cash And Equivalents BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents	0
CY2022Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Cash And Equivalents BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents	280000
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Cash And Equivalents BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents	0
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Other BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther	0
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Other BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther	0
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	0
CY2022Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	36597000
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	0
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities	0
CY2023Q4	artna	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Remaining Purchase Price BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRemainingPurchasePrice	0
CY2022Q4	artna	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Remaining Purchase Price BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRemainingPurchasePrice	1569000
CY2021Q4	artna	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Remaining Purchase Price BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRemainingPurchasePrice	0
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Financial Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialLiabilities	0
CY2022Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Financial Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialLiabilities	25597000
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Financial Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialLiabilities	0
CY2023	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	0
CY2022	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	6621000
CY2021	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	0
CY2023	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	0
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	230397000
CY2023Q4	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	899454000
CY2022Q4	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	840985000
CY2023Q4	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	185170000
CY2022Q4	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	172954000
CY2022Q4	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	668031000
CY2023	artna	Depreciation Rates Of Water Utility Plant DepreciationRatesOfWaterUtilityPlant	0.0213
CY2022	artna	Depreciation Rates Of Water Utility Plant DepreciationRatesOfWaterUtilityPlant	0.0216
CY2021	artna	Depreciation Rates Of Water Utility Plant DepreciationRatesOfWaterUtilityPlant	0.0217
CY2023	artna	Amortization Period Of Deferred Contract Costs And Other AmortizationPeriodOfDeferredContractCostsAndOther	P5Y
CY2023Q4	us-gaap	Regulatory Asset Amortization Period RegulatoryAssetAmortizationPeriod	P5Y
CY2023	artna	Amortization Period Of Deferred Costs Affiliated Interest Agreement AmortizationPeriodOfDeferredCostsAffiliatedInterestAgreement	P20Y
CY2023	artna	Amortization Period Goodwill AmortizationPeriodGoodwill	P50Y
CY2023	artna	Amortization Period Of Deferred Acquisition Costs AmortizationPeriodOfDeferredAcquisitionCosts	P20Y
CY2023	artna	Amortization Period Of Deferred Franchise Costs AmortizationPeriodOfDeferredFranchiseCosts	P80Y
CY2023Q4	us-gaap	Regulatory Assets RegulatoryAssets	7289000
CY2022Q4	us-gaap	Regulatory Assets RegulatoryAssets	7274000
CY2022	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	0
CY2023	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	0
CY2021	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	0
CY2023Q4	us-gaap	Goodwill Goodwill	1900000
CY2023Q4	us-gaap	Goodwill Goodwill	1900000
CY2023Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	5882000
CY2022Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	5351000
CY2023Q4	artna	Settlement Agreement Receivable Long Terrm SettlementAgreementReceivableLongTerrm	2496000
CY2022Q4	artna	Settlement Agreement Receivable Long Terrm SettlementAgreementReceivableLongTerrm	4991000
CY2023Q4	us-gaap	Deferred Costs And Other Assets DeferredCostsAndOtherAssets	126000
CY2022Q4	us-gaap	Deferred Costs And Other Assets DeferredCostsAndOtherAssets	194000
CY2023Q4	us-gaap	Other Deferred Costs Net OtherDeferredCostsNet	8504000
CY2022Q4	us-gaap	Other Deferred Costs Net OtherDeferredCostsNet	10536000
CY2022Q4	artna	Refund For Contributions In Aid Of Construction Due To Tax Status Change RefundForContributionsInAidOfConstructionDueToTaxStatusChange	3600000
CY2023	us-gaap	Loss Contingency Damages Awarded Value LossContingencyDamagesAwardedValue	10000000
CY2022Q3	us-gaap	Loss Contingency Damages Paid Value LossContingencyDamagesPaidValue	2500000
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.34
CY2023	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2018	us-gaap	Increase Decrease In Deferred Liabilities IncreaseDecreaseInDeferredLiabilities	-24300000
CY2018Q4	artna	Tax Cuts And Jobs Act Of2017 Net Regulatory Liability Amount Recorded TaxCutsAndJobsActOf2017NetRegulatoryLiabilityAmountRecorded	22800000
CY2023	us-gaap	Loss Contingency Damages Awarded Value LossContingencyDamagesAwardedValue	10000000
CY2022Q3	us-gaap	Loss Contingency Damages Paid Value LossContingencyDamagesPaidValue	2500000
CY2023	artna	Loss Contingency Damages To Be Paid LossContingencyDamagesToBePaid	5000000
CY2023	artna	Number Of Operation Contracts Paid In Advance NumberOfOperationContractsPaidInAdvance	1
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	90859000
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	506000
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	506000
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	467000
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	9000
CY2022Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	2000
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	512000
CY2022Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	468000
CY2023Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.05
CY2022Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.05
CY2023Q4	us-gaap	Operating Loss Carryforwards Valuation Allowance OperatingLossCarryforwardsValuationAllowance	906000
CY2022Q4	us-gaap	Operating Loss Carryforwards Valuation Allowance OperatingLossCarryforwardsValuationAllowance	600000
CY2023	artna	Income Before Federal And State Income Taxes Percentage IncomeBeforeFederalAndStateIncomeTaxesPercentage	1
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	23876000
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	22564000
CY2022	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	4738000
CY2023	artna	Effective Income Tax Rate Reconciliation Regulatory Liability Adjustment Percent EffectiveIncomeTaxRateReconciliationRegulatoryLiabilityAdjustmentPercent	-0.019
CY2022	artna	Effective Income Tax Rate Reconciliation Regulatory Liability Adjustment Amount EffectiveIncomeTaxRateReconciliationRegulatoryLiabilityAdjustmentAmount	-450000
CY2022	artna	Effective Income Tax Rate Reconciliation Regulatory Liability Adjustment Percent EffectiveIncomeTaxRateReconciliationRegulatoryLiabilityAdjustmentPercent	-0.019
CY2021	artna	Effective Income Tax Rate Reconciliation Regulatory Liability Adjustment Amount EffectiveIncomeTaxRateReconciliationRegulatoryLiabilityAdjustmentAmount	-451000
CY2021	artna	Effective Income Tax Rate Reconciliation Regulatory Liability Adjustment Percent EffectiveIncomeTaxRateReconciliationRegulatoryLiabilityAdjustmentPercent	-0.02
CY2023	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	39000
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.002
CY2022	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-382000
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.016
CY2021	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-150000
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.007
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6348000
CY2023	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.276
CY2022	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.246
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5737000
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.254
CY2023Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	906000
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	146000
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	202000
CY2023	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	0
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	146000
CY2023	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	12000
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	10000
CY2023	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	0
CY2022	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	0
CY2023	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	0
CY2022	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	212000
CY2023Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	158000
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	146000
CY2023	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	8000
CY2022	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	7000
CY2021	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	10000
CY2023	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	381000
CY2022	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	373000
CY2021	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	392000
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	2235000
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	2246000
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	2213000
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	2258000
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	26993000
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	144597000
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	2226000
CY2023Q4	us-gaap	Purchase Obligation PurchaseObligation	2746000
CY2023	artna	Expenses For Purchased Water ExpensesForPurchasedWater	1300000
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	9394000
CY2022Q3	us-gaap	Loss Contingency Damages Awarded Value LossContingencyDamagesAwardedValue	10000000
CY2023	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5878000
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5737000
CY2023Q4	us-gaap	Assets Assets	766832000
CY2022Q4	us-gaap	Assets Assets	719791000
CY2023	dei	Amendment Flag AmendmentFlag	false
CY2023	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2023	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
CY2023	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2023	dei	Entity Central Index Key EntityCentralIndexKey	0000863110
CY2022Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherLiabilitiesCurrent
CY2023	dei	Auditor Firm AuditorFirmId	243
CY2023	dei	Document Type DocumentType	10-K
CY2023	dei	Document Annual Report DocumentAnnualReport	true
CY2023	dei	Document Period End Date DocumentPeriodEndDate	2023-12-31
CY2023	dei	Document Transition Report DocumentTransitionReport	false
CY2023	dei	Entity File Number EntityFileNumber	000-18516
CY2023	dei	Entity Registrant Name EntityRegistrantName	ARTESIAN RESOURCES CORP
CY2023	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2023	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	51-0002090
CY2023	dei	Entity Address Address Line1 EntityAddressAddressLine1	664 Churchmans Road
CY2023	dei	Entity Address City Or Town EntityAddressCityOrTown	Newark
CY2023	dei	Entity Address State Or Province EntityAddressStateOrProvince	DE
CY2023	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	19702
CY2023	dei	City Area Code CityAreaCode	302
CY2023	dei	Entity Small Business EntitySmallBusiness	true
CY2023	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2023	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	false
CY2023	dei	Local Phone Number LocalPhoneNumber	453 – 6900
CY2023	dei	Security12b Title Security12bTitle	Common Stock
CY2023	dei	Trading Symbol TradingSymbol	ARTNA
CY2023	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2023	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2023	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2023	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2023	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2023	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
CY2023	dei	Document Fin Stmt Error Correction Flag DocumentFinStmtErrorCorrectionFlag	false
CY2023	dei	Entity Shell Company EntityShellCompany	false
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2505000
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	328000
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	416000
CY2022Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	13511000
CY2023Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	8504000
CY2022Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	107142000
CY2023Q4	us-gaap	Accumulated Deferred Investment Tax Credit AccumulatedDeferredInvestmentTaxCredit	423000
CY2022Q4	us-gaap	Accumulated Deferred Investment Tax Credit AccumulatedDeferredInvestmentTaxCredit	439000
CY2023Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	58381000
CY2022Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	54552000
CY2023Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	87780000
CY2022Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	87864000
CY2023Q4	us-gaap	Contributions In Aid Of Construction ContributionsInAidOfConstruction	247934000
CY2022Q4	us-gaap	Contributions In Aid Of Construction ContributionsInAidOfConstruction	224308000
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	766832000
CY2021	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	3360000
CY2023	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	3386000
CY2022	us-gaap	Deferred Federal State And Local Tax Expense Benefit DeferredFederalStateAndLocalTaxExpenseBenefit	1593000
CY2023	us-gaap	Net Income Loss NetIncomeLoss	16699000
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	10018000
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	9462000
CY2023	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	355000
CY2022	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	354000
CY2021	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	351000
CY2023	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	92000
CY2022	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	68000
CY2021	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-224000
CY2022	artna	Revenue Reserved For Refund RevenueReservedForRefund	0
CY2021	artna	Revenue Reserved For Refund RevenueReservedForRefund	0
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	31851000
CY2023	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0
CY2022	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	6341000
CY2021	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0
CY2023	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	99000
CY2022	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	65000
CY2023	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	23477000
CY2022	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	41038000
CY2021	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	10797000
CY2023	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	3303000
CY2022	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	34509000
CY2021	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	10687000
CY2023	artna	Net Payouts From Contributions In Aid Of Construction And Advances NetPayoutsFromContributionsInAidOfConstructionAndAdvances	2228000
CY2022	artna	Net Payouts From Contributions In Aid Of Construction And Advances NetPayoutsFromContributionsInAidOfConstructionAndAdvances	1063000
CY2021	artna	Net Payouts From Contributions In Aid Of Construction And Advances NetPayoutsFromContributionsInAidOfConstructionAndAdvances	1242000
CY2023	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	317000
CY2022	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	0
CY2021	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	0
CY2023	us-gaap	Contribution Of Property ContributionOfProperty	3492000
CY2022	us-gaap	Contribution Of Property ContributionOfProperty	8416000
CY2021	us-gaap	Contribution Of Property ContributionOfProperty	3538000
CY2023	artna	Contractual Amounts Of Contributions In Aid Of Construction Due From Developers ContractualAmountsOfContributionsInAidOfConstructionDueFromDevelopers	1695000
CY2022	artna	Contractual Amounts Of Contributions In Aid Of Construction Due From Developers ContractualAmountsOfContributionsInAidOfConstructionDueFromDevelopers	726000
CY2021	artna	Contractual Amounts Of Contributions In Aid Of Construction Due From Developers ContractualAmountsOfContributionsInAidOfConstructionDueFromDevelopers	545000
CY2023	artna	Change In Amounts Included In Accounts Payable And Accrued Payables Related To Capital Expenditures ChangeInAmountsIncludedInAccountsPayableAndAccruedPayablesRelatedToCapitalExpenditures	-3384000
CY2022	artna	Change In Amounts Included In Accounts Payable And Accrued Payables Related To Capital Expenditures ChangeInAmountsIncludedInAccountsPayableAndAccruedPayablesRelatedToCapitalExpenditures	3182000
CY2021	artna	Change In Amounts Included In Accounts Payable And Accrued Payables Related To Capital Expenditures ChangeInAmountsIncludedInAccountsPayableAndAccruedPayablesRelatedToCapitalExpenditures	641000
CY2021	us-gaap	Interest Paid Net InterestPaidNet	7605000
CY2023Q4	artna	Goodwill Investment GoodwillInvestment	0
CY2022Q4	artna	Goodwill Investment GoodwillInvestment	1939000
CY2021Q4	artna	Goodwill Investment GoodwillInvestment	0
CY2022Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Other BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther	1033000
CY2022Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities	2828000
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities	0
CY2023	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	0
CY2022	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	280000
CY2021	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	0
CY2023	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	0
CY2022	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	6341000
CY2021	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	0
CY2022	us-gaap	Net Income Loss NetIncomeLoss	17998000
CY2022	us-gaap	Dividends Common Stock DividendsCommonStock	10319000
CY2022	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	373000
CY2022	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	1869000
CY2022	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	0
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	187930000
CY2023	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	36227000
CY2023	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style="text-align: left; font-family: 'Times New Roman', Times, serif; font-size: 10pt; font-style: italic;">Reclassification</div> <div><br/> </div> <div style="text-align: justify; font-family: 'Times New Roman', Times, serif; font-size: 10pt;">Certain accounts in the prior year financial statements have been reclassified for comparative purposes to conform with the presentation in the current year financial statements. These reclassifications had no effect on net income or stockholders’ equity.</div>
CY2023	us-gaap	Use Of Estimates UseOfEstimates	<div style="text-align: left; font-family: 'Times New Roman', Times, serif; font-size: 10pt; font-style: italic;">Use of Estimates in the Preparation of Consolidated Financial Statements</div> <div><br/> </div> <div style="text-align: justify; font-family: 'Times New Roman', Times, serif; font-size: 10pt;">The consolidated financial statements were prepared in conformity with generally accepted accounting principles in the U.S., which require management to make certain estimates and assumptions regarding the reported amounts of assets and liabilities including unbilled revenues, credit losses and reserves for bad debt, regulatory asset recovery, lease agreements, goodwill and contingent assets and liabilities at the date of the consolidated financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from management’s estimates.</div> <div><br/> </div> <div style="text-align: justify; margin-right: 0.1pt; font-family: 'Times New Roman', Times, serif; font-size: 10pt;">All additions to utility plant are recorded at cost. Business combinations pursuant to ASC Topic 805 may result in a purchase price allocation and the acquired assets are required to be evaluated by the applicable regulatory agency. Artesian Wastewater acquired TESI in January 2022 and Artesian Water purchased substantially all of the water operating assets from the Town of Clayton in May 2022. On December 31, 2022, the fair value determinations for TESI and the water operating assets acquired from the Town of Clayton were finalized.</div>
CY2023	artna	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Debt PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfDebt	759000
CY2022	artna	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Debt PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfDebt	435000
CY2021	artna	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Debt PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfDebt	267000
CY2023	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	1243000
CY2022	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	894000
CY2021	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	556000
CY2023Q4	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	714284000
CY2022Q4	us-gaap	Goodwill Goodwill	1900000
CY2023	artna	Loss Contingency Number Of Installments LossContingencyNumberOfInstallments	2
CY2023Q3	us-gaap	Loss Contingency Damages Paid Value LossContingencyDamagesPaidValue	2500000
CY2023	artna	Loss Contingency Damages To Be Paid LossContingencyDamagesToBePaid	5000000
CY2023	artna	Loss Contingency Number Of Installments LossContingencyNumberOfInstallments	2
CY2023	artna	Number Of Refunds NumberOfRefunds	2
CY2022	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	212000
CY2022Q3	us-gaap	Income Tax Examination Increase Decrease In Liability From Prior Year IncomeTaxExaminationIncreaseDecreaseInLiabilityFromPriorYear	10000
CY2023	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	12000
CY2023	artna	Loss Contingency Number Of Installments LossContingencyNumberOfInstallments	2
CY2023	artna	Loss Contingency Number Of Installments LossContingencyNumberOfInstallments	2
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	300000
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	400000
CY2023	artna	Expense Related To Allowance For Doubtful Accounts ExpenseRelatedToAllowanceForDoubtfulAccounts	100000
CY2022	artna	Expense Related To Allowance For Doubtful Accounts ExpenseRelatedToAllowanceForDoubtfulAccounts	100000
CY2023Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	13158000
CY2022Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	13927000
CY2021Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	8796000
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	328000
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	416000
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	429000
CY2023Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	12830000
CY2022Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	13511000
CY2021Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	8367000
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	416000
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	429000
CY2023	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	92000
CY2022	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	146000
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	48000
CY2022	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	28000
CY2023	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	228000
CY2022	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	187000
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	328000
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	416000
CY2023	artna	Maximum Maturity Period Of Temporary Cash Investments Considered As Cash Equivalents MaximumMaturityPeriodOfTemporaryCashInvestmentsConsideredAsCashEquivalents	P3M
CY2022Q4	artna	Reserve Or Reduction To Revenue ReserveOrReductionToRevenue	0
CY2023Q4	artna	Reserve Or Reduction To Revenue ReserveOrReductionToRevenue	0
CY2023Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1839000
CY2022Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1669000
CY2021Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1514000
CY2023	us-gaap	Operating Lease Cost OperatingLeaseCost	34000
CY2022	us-gaap	Operating Lease Cost OperatingLeaseCost	32000
CY2023Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P58Y
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P61Y
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	1946000
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	2912000
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	2144000
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	1968000
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	930000
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	1601000
CY2023	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	3914000
CY2022	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	3842000
CY2021	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	3745000
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1016000
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1373000
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1216000
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	1418000
CY2022	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	663000
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	776000
CY2023	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	2434000
CY2022	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	2036000
CY2021	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	1992000
CY2023Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	1037000
CY2022Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	922000
CY2023Q4	us-gaap	Long Term Debt LongTermDebt	180542000
CY2022Q4	us-gaap	Long Term Debt LongTermDebt	177622000
CY2023Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	2235000
CY2022Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	2003000
CY2023Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	178307000
CY2022Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	175619000
CY2023Q2	artna	Percentage Of Revenue Increase Requested For New Rates PercentageOfRevenueIncreaseRequestedForNewRates	0.2266
CY2023Q2	artna	Revenue Performance Obligation RevenuePerformanceObligation	16700000
CY2023Q2	artna	Percentage Of Revenue Increase Requested For New Rates PercentageOfRevenueIncreaseRequestedForNewRates	0.2266
CY2023Q2	artna	Percentage Of Distribution System Infrastructure Charge PercentageOfDistributionSystemInfrastructureCharge	0.075
CY2023Q2	artna	Percentage Of Dsic Rate Upon Implementation Of Temporary Increase In Base Rates Charged To Customers PercentageOfDSICRateUponImplementationOfTemporaryIncreaseInBaseRatesChargedToCustomers	0.1516
CY2023Q2	artna	Percentage Of Revenue Increase Requested For New Rates PercentageOfRevenueIncreaseRequestedForNewRates	0.2266
CY2023Q2	artna	Percentage Of Distribution System Infrastructure Charge PercentageOfDistributionSystemInfrastructureCharge	0.075
CY2023Q2	artna	Percentage Of Temporary Rates Permitted PercentageOfTemporaryRatesPermitted	0.15
CY2023Q2	artna	Amount Of Temporary Rates Permitted AmountOfTemporaryRatesPermitted	2500000
CY2023	artna	Number Of Days Permitted To Implement Temporary Rates NumberOfDaysPermittedToImplementTemporaryRates	P60D
CY2023	artna	Term Of Statutory Resolve Timeframe TermOfStatutoryResolveTimeframe	P7M
CY2023Q2	artna	Percentage Of Temporary Rates Permitted PercentageOfTemporaryRatesPermitted	0.15
CY2023Q2	artna	Percentage Of Distribution System Infrastructure Charge PercentageOfDistributionSystemInfrastructureCharge	0.075
CY2022Q3	artna	Loss Contingency Number Of Installments LossContingencyNumberOfInstallments	2
CY2023Q3	us-gaap	Loss Contingency Damages Paid Value LossContingencyDamagesPaidValue	2500000
CY2022Q3	us-gaap	Loss Contingency Damages Paid Value LossContingencyDamagesPaidValue	2500000
CY2023	artna	Loss Contingency Damages To Be Paid LossContingencyDamagesToBePaid	5000000
CY2023	artna	Loss Contingency Number Of Installments LossContingencyNumberOfInstallments	2
CY2023	artna	Number Of Refunds From Trust NumberOfRefundsFromTrust	2
CY2023	artna	Number Of Regulated Utility Subsidiaries NumberOfRegulatedUtilitySubsidiaries	5
CY2023	artna	Number Of Non Utility Businesses NumberOfNonUtilityBusinesses	1
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	98861000
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	98897000
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	90859000
CY2023	us-gaap	Operating Income Loss OperatingIncomeLoss	22446000
CY2022	us-gaap	Operating Income Loss OperatingIncomeLoss	23906000
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	22294000
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6348000
CY2023	dei	Auditor Name AuditorName	BDO USA, P.C.
CY2023	dei	Auditor Location AuditorLocation	Wilmington, Delaware
CY2023	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2023	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false
CY2023	ecd	Non Rule10b51 Arr Adopted Flag NonRule10b51ArrAdoptedFlag	false
CY2023	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false

Files In Submission

Name	View Source	Status
0000863110-24-000011-index-headers.html	Edgar Link	pending
0000863110-24-000011-index.html	Edgar Link	pending
0000863110-24-000011.txt	Edgar Link	pending
0000863110-24-000011-xbrl.zip	Edgar Link	pending
artna-20231231.xsd	Edgar Link	pending
ex21.htm	Edgar Link	pending
ex23.htm	Edgar Link	pending
ex31-1.htm	Edgar Link	pending
ex31-2.htm	Edgar Link	pending
ex32.htm	Edgar Link	pending
ex97.htm	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
form10k.htm	Edgar Link	pending
image01.jpg	Edgar Link	pending
image02.jpg	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
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R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
artna-20231231_cal.xml	Edgar Link	unprocessable
artna-20231231_def.xml	Edgar Link	unprocessable
artna-20231231_pre.xml	Edgar Link	unprocessable
FilingSummary.xml	Edgar Link	unprocessable
artna-20231231_lab.xml	Edgar Link	unprocessable
form10k_htm.xml	Edgar Link	completed
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
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R7.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$ARTNA
ARTESIAN RESOURCES CORP Stock $artna

2023 Q4 Form 10-K Financial Statement

#000086311024000011 Filed on March 18, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ARTNA ARTESIAN RESOURCES CORP Stock $artna

2023 Q4 Form 10-K Financial Statement

#000086311024000011 Filed on March 18, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ARTNA
ARTESIAN RESOURCES CORP Stock $artna