$AWR
AMERICAN STATES WATER CO Stock $awr

$awr Overview Financials Valuation SEC Filings Company Website

2020 Q4 Form 10-Q Financial Statement

#000105690320000074 Filed on November 02, 2020

Income Statement

Concept	2020 Q4	2020 Q3	2019 Q4
Revenue	$124.2M	$133.7M	$113.0M
YoY Change	9.92%	-0.6%	1.79%
Cost Of Revenue	$24.10M	$28.90M	$22.40M
YoY Change	7.59%	124.14%	2.75%
Gross Profit	$100.1M	$104.8M	$90.60M
YoY Change	10.49%	-13.82%	1.57%
Gross Profit Margin	80.6%	78.39%	80.18%
Selling, General & Admin	$19.60M	$20.60M	$21.20M
YoY Change	-7.55%	0.0%	3.41%
% of Gross Profit	19.58%	19.66%	23.4%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$9.800M	$9.348M	$9.000M
YoY Change	8.89%	3.8%	-15.89%
% of Gross Profit	9.79%	8.92%	9.93%
Operating Expenses	$70.80M	$65.00M	$65.90M
YoY Change	7.44%	-29.17%	-0.9%
Operating Profit	$29.28M	$39.81M	$24.72M
YoY Change	18.42%	-6.83%	8.68%
Interest Expense	-$4.600M	$6.161M	-$5.100M
YoY Change	-9.8%	-1.88%	37.84%
% of Operating Profit	-15.71%	15.48%	-20.63%
Other Income/Expense, Net	$2.500M	-$4.232M	$1.200M
YoY Change	108.33%	-20.35%	-209.09%
Pretax Income	$27.20M	$35.58M	$20.80M
YoY Change	30.77%	-4.91%	16.2%
Income Tax	$7.000M	$9.045M	$4.100M
% Of Pretax Income	25.74%	25.43%	19.71%
Net Earnings	$20.21M	$26.53M	$16.70M
YoY Change	21.02%	-5.27%	21.11%
Net Earnings / Revenue	16.27%	19.84%	14.78%
Basic Earnings Per Share	$0.55	$0.72	$0.45
Diluted Earnings Per Share	$0.54	$0.72	$0.45
COMMON SHARES
Basic Shares Outstanding	36.89M shares	36.89M shares	36.84M shares
Diluted Shares Outstanding		37.00M shares

Balance Sheet

Concept	2020 Q4	2020 Q3	2019 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$36.70M	$8.100M	$1.300M
YoY Change	2723.08%	-22.12%	-81.69%
Cash & Equivalents	$36.74M	$8.127M	$1.334M
Short-Term Investments
Other Short-Term Assets	$44.50M	$48.40M	$46.80M
YoY Change	-4.91%	14.15%	1.3%
Inventory	$8.600M	$8.700M	$6.400M
Prepaid Expenses
Receivables	$29.16M	$33.73M	$20.91M
Other Receivables	$100.0K	$200.0K	$5.700M
Total Short-Term Assets	$157.1M	$139.4M	$122.5M
YoY Change	28.3%	5.24%	-6.85%
LONG-TERM ASSETS
Property, Plant & Equipment	$1.512B	$1.479B	$1.416B
YoY Change	6.8%	7.31%	9.21%
Goodwill	$1.116M	$1.116M	$1.116M
YoY Change	0.0%	0.0%	0.0%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$10.60M	$10.19M	$7.702M
YoY Change	37.59%	87.82%	44.72%
Total Long-Term Assets	$1.634B	$1.587B	$1.519B
YoY Change	7.61%	7.82%	10.87%
TOTAL ASSETS
Total Short-Term Assets	$157.1M	$139.4M	$122.5M
Total Long-Term Assets	$1.634B	$1.587B	$1.519B
Total Assets	$1.792B	$1.726B	$1.641B
YoY Change	9.16%	7.61%	9.32%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$63.79M	$53.64M	$55.62M
YoY Change	14.69%	-10.25%	-6.58%
Accrued Expenses	$4.832M	$7.245M	$3.050M
YoY Change	58.43%	11.67%	-21.09%
Deferred Revenue	$1.800M	$8.670M	$11.17M
YoY Change	-83.88%	-31.67%	48.3%
Short-Term Debt	$0.00	$0.00	$5.000M
YoY Change	-100.0%
Long-Term Debt Due	$400.0K	$400.0K	$344.0K
YoY Change	16.28%	16.28%	-99.15%
Total Short-Term Liabilities	$118.6M	$113.5M	$116.0M
YoY Change	2.22%	-5.33%	-20.87%
LONG-TERM LIABILITIES
Long-Term Debt	$440.3M	$440.3M	$281.0M
YoY Change	56.71%	56.71%	-0.03%
Other Long-Term Liabilities	$15.43M	$16.24M	$13.93M
YoY Change	10.83%	46.42%	23.65%
Total Long-Term Liabilities	$591.0M	$456.6M	$642.8M
YoY Change	-8.06%	56.31%	24.69%
TOTAL LIABILITIES
Total Short-Term Liabilities	$118.6M	$113.5M	$116.0M
Total Long-Term Liabilities	$591.0M	$456.6M	$642.8M
Total Liabilities	$709.6M	$570.0M	$758.8M
YoY Change	-6.49%	38.38%	14.6%
SHAREHOLDERS EQUITY
Retained Earnings	$385.0M	$377.2M	$346.0M
YoY Change	11.29%	10.76%	13.6%
Common Stock	$256.7M	$256.6M	$255.6M
YoY Change	0.43%	0.48%	0.74%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$641.7M	$633.8M	$601.5M
YoY Change
Total Liabilities & Shareholders Equity	$1.792B	$1.726B	$1.641B
YoY Change	9.16%	7.61%	9.32%

Cashflow Statement

Concept	2020 Q4	2020 Q3	2019 Q4
OPERATING ACTIVITIES
Net Income	$20.21M	$26.53M	$16.70M
YoY Change	21.02%	-5.27%	21.11%
Depreciation, Depletion And Amortization	$9.800M	$9.348M	$9.000M
YoY Change	8.89%	3.8%	-15.89%
Cash From Operating Activities	$34.40M	$41.50M	$32.60M
YoY Change	5.52%	4.8%	14.79%
INVESTING ACTIVITIES
Capital Expenditures	-$35.60M	-$32.20M	-$40.80M
YoY Change	-12.75%	7.69%	3.82%
Acquisitions
YoY Change
Other Investing Activities	-$1.400M	$100.0K	-$1.700M
YoY Change	-17.65%	0.0%	1600.0%
Cash From Investing Activities	-$37.00M	-$32.10M	-$42.50M
YoY Change	-12.94%	7.72%	8.42%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	31.20M	-7.800M	900.0K
YoY Change	3366.67%	680.0%	-94.41%
NET CHANGE
Cash From Operating Activities	34.40M	41.50M	32.60M
Cash From Investing Activities	-37.00M	-32.10M	-42.50M
Cash From Financing Activities	31.20M	-7.800M	900.0K
Net Change In Cash	28.60M	1.600M	-9.000M
YoY Change	-417.78%	-81.82%	-269.81%
FREE CASH FLOW
Cash From Operating Activities	$34.40M	$41.50M	$32.60M
Capital Expenditures	-$35.60M	-$32.20M	-$40.80M
Free Cash Flow	$70.00M	$73.70M	$73.40M
YoY Change	-4.63%	6.04%	8.42%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Entity Central Index Key EntityCentralIndexKey	0001056903
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
CY2020Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2400000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	857000	USD
CY2020Q3	awr	Allowance For Doubtful Accounts Receivable Other Current AllowanceForDoubtfulAccountsReceivableOtherCurrent	53000	USD
CY2019Q4	awr	Allowance For Doubtful Accounts Receivable Other Current AllowanceForDoubtfulAccountsReceivableOtherCurrent	59000	USD
CY2020Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	60000000	shares
CY2020Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	60000000	shares
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	60000000	shares
CY2020Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	36889061	shares
CY2019Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	36846614	shares
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2020-09-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	001-14431
	dei	Entity Registrant Name EntityRegistrantName	American States Water Co
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	CA
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	95-4676679
	dei	Entity Address Address Line1 EntityAddressAddressLine1	630 E. Foothill Blvd
	dei	Entity Address City Or Town EntityAddressCityOrTown	San Dimas
	dei	Entity Address State Or Province EntityAddressStateOrProvince	CA
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	91773-1212
	dei	City Area Code CityAreaCode	909
	dei	Local Phone Number LocalPhoneNumber	394-3600
	dei	Security12b Title Security12bTitle	Common shares
	dei	Trading Symbol TradingSymbol	AWR
	dei	Security Exchange Name SecurityExchangeName	NYSE
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
CY2020Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	36889061	shares
CY2020Q3	awr	Utilities Property Plant And Equipment Gross UtilitiesPropertyPlantAndEquipmentGross	2004446000	USD
CY2019Q4	awr	Utilities Property Plant And Equipment Gross UtilitiesPropertyPlantAndEquipmentGross	1926543000	USD
CY2020Q3	awr	Non Utilities Property Plant And Equipment Gross NonUtilitiesPropertyPlantAndEquipmentGross	36187000	USD
CY2019Q4	awr	Non Utilities Property Plant And Equipment Gross NonUtilitiesPropertyPlantAndEquipmentGross	32425000	USD
CY2020Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	2040633000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1958968000	USD
CY2020Q3	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	561523000	USD
CY2019Q4	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	543263000	USD
CY2020Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1479110000	USD
CY2020Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1479110000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1415705000	USD
CY2020Q3	us-gaap	Goodwill Goodwill	1116000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	1116000	USD
CY2020Q3	awr	Property Plant And Equipment And Investments Other Net PropertyPlantAndEquipmentAndInvestmentsOtherNet	31326000	USD
CY2019Q4	awr	Property Plant And Equipment And Investments Other Net PropertyPlantAndEquipmentAndInvestmentsOtherNet	30293000	USD
CY2020Q3	awr	Property Plant And Equipment And Investments Other And Goodwill Net PropertyPlantAndEquipmentAndInvestmentsOtherAndGoodwillNet	32442000	USD
CY2019Q4	awr	Property Plant And Equipment And Investments Other And Goodwill Net PropertyPlantAndEquipmentAndInvestmentsOtherAndGoodwillNet	31409000	USD
CY2020Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	8127000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1334000	USD
CY2020Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	33729000	USD
CY2019Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	20907000	USD
CY2020Q3	us-gaap	Unbilled Contracts Receivable UnbilledContractsReceivable	25086000	USD
CY2019Q4	us-gaap	Unbilled Contracts Receivable UnbilledContractsReceivable	20482000	USD
CY2020Q3	awr	Accounts Receivable From Us Government Net Current AccountsReceivableFromUSGovernmentNetCurrent	27144000	USD
CY2019Q4	awr	Accounts Receivable From Us Government Net Current AccountsReceivableFromUSGovernmentNetCurrent	22613000	USD
CY2020Q3	us-gaap	Accounts And Other Receivables Net Current AccountsAndOtherReceivablesNetCurrent	3433000	USD
CY2019Q4	us-gaap	Accounts And Other Receivables Net Current AccountsAndOtherReceivablesNetCurrent	3096000	USD
CY2020Q3	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	163000	USD
CY2019Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	5685000	USD
CY2020Q3	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	8699000	USD
CY2019Q4	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	6429000	USD
CY2020Q3	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	16766000	USD
CY2019Q4	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	20930000	USD
CY2020Q3	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	6541000	USD
CY2019Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	5413000	USD
CY2020Q3	us-gaap	Contract With Customer Asset Gross Current ContractWithCustomerAssetGrossCurrent	9719000	USD
CY2019Q4	us-gaap	Contract With Customer Asset Gross Current ContractWithCustomerAssetGrossCurrent	15567000	USD
CY2020Q3	us-gaap	Assets Current AssetsCurrent	139407000	USD
CY2019Q4	us-gaap	Assets Current AssetsCurrent	122456000	USD
CY2020Q3	awr	Unbilled Contracts Receivable From Us Government UnbilledContractsReceivableFromUSGovernment	10423000	USD
CY2019Q4	awr	Unbilled Contracts Receivable From Us Government UnbilledContractsReceivableFromUSGovernment	8621000	USD
CY2020Q3	awr	Account Receivablefrom Us Government Net Noncurrent AccountReceivablefromUSGovernmentNetNoncurrent	42962000	USD
CY2019Q4	awr	Account Receivablefrom Us Government Net Noncurrent AccountReceivablefromUSGovernmentNetNoncurrent	42206000	USD
CY2020Q3	us-gaap	Contract With Customer Asset Gross Noncurrent ContractWithCustomerAssetGrossNoncurrent	367000	USD
CY2019Q4	us-gaap	Contract With Customer Asset Gross Noncurrent ContractWithCustomerAssetGrossNoncurrent	64000	USD
CY2020Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	11516000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	13168000	USD
CY2020Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	10191000	USD
CY2019Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	7702000	USD
CY2020Q3	awr	Regulatory And Other Assets RegulatoryAndOtherAssets	75459000	USD
CY2019Q4	awr	Regulatory And Other Assets RegulatoryAndOtherAssets	71761000	USD
CY2020Q3	us-gaap	Assets Assets	1726418000	USD
CY2019Q4	us-gaap	Assets Assets	1641331000	USD
CY2020Q3	us-gaap	Common Stock Value CommonStockValue	256622000	USD
CY2019Q4	us-gaap	Common Stock Value CommonStockValue	255566000	USD
CY2020Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	377198000	USD
CY2019Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	345964000	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	633820000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	601530000	USD
CY2020Q3	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	440343000	USD
CY2019Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	280996000	USD
CY2020Q3	us-gaap	Capitalization Longterm Debt And Equity CapitalizationLongtermDebtAndEquity	1074163000	USD
CY2019Q4	us-gaap	Capitalization Longterm Debt And Equity CapitalizationLongtermDebtAndEquity	882526000	USD
CY2020Q3	us-gaap	Notes Payable To Bank Current NotesPayableToBankCurrent	0	USD
CY2019Q4	us-gaap	Notes Payable To Bank Current NotesPayableToBankCurrent	5000000	USD
CY2020Q3	us-gaap	Other Notes Payable Current OtherNotesPayableCurrent	358000	USD
CY2019Q4	us-gaap	Other Notes Payable Current OtherNotesPayableCurrent	344000	USD
CY2020Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	53644000	USD
CY2019Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	55616000	USD
CY2020Q3	us-gaap	Taxes Payable Current TaxesPayableCurrent	3053000	USD
CY2019Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	95000	USD
CY2020Q3	awr	Franchise And Assessment Fees Taxes FranchiseAndAssessmentFeesTaxes	11560000	USD
CY2019Q4	awr	Franchise And Assessment Fees Taxes FranchiseAndAssessmentFeesTaxes	11110000	USD
CY2020Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	13827000	USD
CY2019Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	14255000	USD
CY2020Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	7245000	USD
CY2019Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	3050000	USD
CY2020Q3	us-gaap	Energy Marketing Contract Liabilities Current EnergyMarketingContractLiabilitiesCurrent	2518000	USD
CY2019Q4	us-gaap	Energy Marketing Contract Liabilities Current EnergyMarketingContractLiabilitiesCurrent	3171000	USD
CY2020Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	8670000	USD
CY2019Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	11167000	USD
CY2020Q3	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	1812000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	1849000	USD
CY2020Q3	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	10769000	USD
CY2019Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	10341000	USD
CY2020Q3	us-gaap	Liabilities Current LiabilitiesCurrent	113456000	USD
CY2019Q4	us-gaap	Liabilities Current LiabilitiesCurrent	115998000	USD
CY2020Q3	us-gaap	Notes Payable To Bank Noncurrent NotesPayableToBankNoncurrent	92000000	USD
CY2019Q4	us-gaap	Notes Payable To Bank Noncurrent NotesPayableToBankNoncurrent	200000000	USD
CY2020Q3	awr	Advances For Construction AdvancesForConstruction	63276000	USD
CY2019Q4	awr	Advances For Construction AdvancesForConstruction	63989000	USD
CY2020Q3	awr	Contributions In Aid Construction Net ContributionsInAidConstructionNet	139754000	USD
CY2019Q4	awr	Contributions In Aid Construction Net ContributionsInAidConstructionNet	134706000	USD
CY2020Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	129137000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	125304000	USD
CY2020Q3	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	20064000	USD
CY2019Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	23380000	USD
CY2020Q3	us-gaap	Accumulated Deferred Investment Tax Credit AccumulatedDeferredInvestmentTaxCredit	1242000	USD
CY2019Q4	us-gaap	Accumulated Deferred Investment Tax Credit AccumulatedDeferredInvestmentTaxCredit	1295000	USD
CY2020Q3	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	66924000	USD
CY2019Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	68469000	USD
CY2020Q3	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	10161000	USD
CY2019Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	11739000	USD
CY2020Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	16241000	USD
CY2019Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	13925000	USD
CY2020Q3	awr	Liabilities Other Than Long Term Debt Related To Capitalization Noncurrent LiabilitiesOtherThanLongTermDebtRelatedToCapitalizationNoncurrent	538799000	USD
CY2019Q4	awr	Liabilities Other Than Long Term Debt Related To Capitalization Noncurrent LiabilitiesOtherThanLongTermDebtRelatedToCapitalizationNoncurrent	642807000	USD
CY2020Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2019Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2020Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1726418000	USD
CY2019Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1641331000	USD
CY2020Q3	us-gaap	Regulated Operating Revenue Water RegulatedOperatingRevenueWater	98701000	USD
CY2019Q3	us-gaap	Regulated Operating Revenue Water RegulatedOperatingRevenueWater	95249000	USD
	us-gaap	Regulated Operating Revenue Water RegulatedOperatingRevenueWater	257199000	USD
	us-gaap	Regulated Operating Revenue Water RegulatedOperatingRevenueWater	248112000	USD
CY2020Q3	us-gaap	Regulated Operating Revenue Electric Non Nuclear RegulatedOperatingRevenueElectricNonNuclear	8288000	USD
CY2019Q3	us-gaap	Regulated Operating Revenue Electric Non Nuclear RegulatedOperatingRevenueElectricNonNuclear	11996000	USD
	us-gaap	Regulated Operating Revenue Electric Non Nuclear RegulatedOperatingRevenueElectricNonNuclear	26935000	USD
	us-gaap	Regulated Operating Revenue Electric Non Nuclear RegulatedOperatingRevenueElectricNonNuclear	30033000	USD
CY2020Q3	us-gaap	Regulated Operating Revenue Other RegulatedOperatingRevenueOther	26699000	USD
CY2019Q3	us-gaap	Regulated Operating Revenue Other RegulatedOperatingRevenueOther	27251000	USD
	us-gaap	Regulated Operating Revenue Other RegulatedOperatingRevenueOther	79909000	USD
	us-gaap	Regulated Operating Revenue Other RegulatedOperatingRevenueOther	82731000	USD
CY2020Q3	us-gaap	Revenues Revenues	133688000	USD
CY2019Q3	us-gaap	Revenues Revenues	134496000	USD
	us-gaap	Revenues Revenues	364043000	USD
	us-gaap	Revenues Revenues	360876000	USD
CY2020Q3	us-gaap	Cost Of Purchased Water CostOfPurchasedWater	23445000	USD
CY2019Q3	us-gaap	Cost Of Purchased Water CostOfPurchasedWater	23361000	USD
	us-gaap	Cost Of Purchased Water CostOfPurchasedWater	56291000	USD
	us-gaap	Cost Of Purchased Water CostOfPurchasedWater	55263000	USD
CY2020Q3	awr	Power Purchased For Pumping PowerPurchasedForPumping	3369000	USD
CY2019Q3	awr	Power Purchased For Pumping PowerPurchasedForPumping	3042000	USD
	awr	Power Purchased For Pumping PowerPurchasedForPumping	7626000	USD
	awr	Power Purchased For Pumping PowerPurchasedForPumping	6562000	USD
CY2020Q3	awr	Groundwater Production Assessment GroundwaterProductionAssessment	5962000	USD
CY2019Q3	awr	Groundwater Production Assessment GroundwaterProductionAssessment	5634000	USD
	awr	Groundwater Production Assessment GroundwaterProductionAssessment	15140000	USD
	awr	Groundwater Production Assessment GroundwaterProductionAssessment	14020000	USD
CY2020Q3	us-gaap	Utilities Operating Expense Purchased Power UtilitiesOperatingExpensePurchasedPower	2117000	USD
CY2019Q3	us-gaap	Utilities Operating Expense Purchased Power UtilitiesOperatingExpensePurchasedPower	2403000	USD
	us-gaap	Utilities Operating Expense Purchased Power UtilitiesOperatingExpensePurchasedPower	7127000	USD
	us-gaap	Utilities Operating Expense Purchased Power UtilitiesOperatingExpensePurchasedPower	8498000	USD
CY2020Q3	awr	Supply Cost Balancing Accounts SupplyCostBalancingAccounts	-2639000	USD
CY2019Q3	awr	Supply Cost Balancing Accounts SupplyCostBalancingAccounts	-2680000	USD
	awr	Supply Cost Balancing Accounts SupplyCostBalancingAccounts	-6606000	USD
	awr	Supply Cost Balancing Accounts SupplyCostBalancingAccounts	-2845000	USD
CY2020Q3	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	8128000	USD
CY2019Q3	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	8267000	USD
	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	24573000	USD
	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	24546000	USD
CY2020Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	20644000	USD
CY2019Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	20626000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	63992000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	61827000	USD
CY2020Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	9348000	USD
CY2019Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	9006000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	27190000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	26493000	USD
CY2020Q3	us-gaap	Utilities Operating Expense Maintenance And Operations UtilitiesOperatingExpenseMaintenanceAndOperations	4246000	USD
CY2019Q3	us-gaap	Utilities Operating Expense Maintenance And Operations UtilitiesOperatingExpenseMaintenanceAndOperations	4109000	USD
	us-gaap	Utilities Operating Expense Maintenance And Operations UtilitiesOperatingExpenseMaintenanceAndOperations	12224000	USD
	us-gaap	Utilities Operating Expense Maintenance And Operations UtilitiesOperatingExpenseMaintenanceAndOperations	9728000	USD
CY2020Q3	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	5693000	USD
CY2019Q3	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	5234000	USD
	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	16098000	USD
	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	15000000	USD
CY2020Q3	awr	Costof Construction CostofConstruction	13573000	USD
CY2019Q3	awr	Costof Construction CostofConstruction	12894000	USD
	awr	Costof Construction CostofConstruction	39175000	USD
	awr	Costof Construction CostofConstruction	39671000	USD
CY2020Q3	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	5000	USD
CY2019Q3	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	124000	USD
	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	9000	USD
	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	236000	USD
CY2020Q3	us-gaap	Costs And Expenses CostsAndExpenses	93881000	USD
CY2019Q3	us-gaap	Costs And Expenses CostsAndExpenses	91772000	USD
	us-gaap	Costs And Expenses CostsAndExpenses	262821000	USD
	us-gaap	Costs And Expenses CostsAndExpenses	258527000	USD
CY2020Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	39807000	USD
CY2019Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	42724000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	101222000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	102349000	USD
CY2020Q3	us-gaap	Interest Expense InterestExpense	6161000	USD
CY2019Q3	us-gaap	Interest Expense InterestExpense	6279000	USD
	us-gaap	Interest Expense InterestExpense	17533000	USD
	us-gaap	Interest Expense InterestExpense	18878000	USD
CY2020Q3	us-gaap	Investment Income Interest InvestmentIncomeInterest	316000	USD
CY2019Q3	us-gaap	Investment Income Interest InvestmentIncomeInterest	826000	USD
	us-gaap	Investment Income Interest InvestmentIncomeInterest	1364000	USD
	us-gaap	Investment Income Interest InvestmentIncomeInterest	2644000	USD
CY2020Q3	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	1613000	USD
CY2019Q3	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	140000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	2388000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	2073000	USD
CY2020Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-4232000	USD
CY2019Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-5313000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-13781000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-14161000	USD
CY2020Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	35575000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	37411000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	87441000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	88188000	USD
CY2020Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	9045000	USD
CY2019Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	9405000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	21227000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	20546000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	28006000	USD
	us-gaap	Net Income Loss NetIncomeLoss	66214000	USD
	us-gaap	Net Income Loss NetIncomeLoss	67642000	USD
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	36886000	shares
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	36835000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	36877000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	36804000	shares
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.72
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.76
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.79
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.79
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.83
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	37002000	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	36996000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	36990000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	36990000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	36960000	shares
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.72
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.76
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.79
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.79
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.83
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.83
CY2020Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.335
CY2019Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.305
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.945
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.855
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	601530000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	14072000	USD
CY2020Q1	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	30000	USD
CY2020Q1	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	193000	USD
CY2020Q1	awr	Dividends Equivalent Rights On Share Based Compensation Not Paid In Cash Net Of Tax DividendsEquivalentRightsOnShareBasedCompensationNotPaidInCashNetOfTax	52000	USD
CY2020Q1	us-gaap	Dividends Common Stock DividendsCommonStock	11242000	USD
CY2020Q1	awr	Dividends Equivalent Rights On Share Based Compensation Net Of Tax DividendsEquivalentRightsOnShareBasedCompensationNetOfTax	52000	USD
CY2020Q1	us-gaap	Stockholders Equity StockholdersEquity	604583000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	25612000	USD
CY2020Q2	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	343000	USD
CY2020Q2	awr	Dividends Equivalent Rights On Share Based Compensation Not Paid In Cash Net Of Tax DividendsEquivalentRightsOnShareBasedCompensationNotPaidInCashNetOfTax	39000	USD
CY2020Q2	us-gaap	Dividends Common Stock DividendsCommonStock	11250000	USD
CY2020Q2	awr	Dividends Equivalent Rights On Share Based Compensation Net Of Tax DividendsEquivalentRightsOnShareBasedCompensationNetOfTax	39000	USD
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	619288000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	26530000	USD
CY2020Q3	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	0	USD
CY2020Q3	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	358000	USD
CY2020Q3	awr	Dividends Equivalent Rights On Share Based Compensation Not Paid In Cash Net Of Tax DividendsEquivalentRightsOnShareBasedCompensationNotPaidInCashNetOfTax	41000	USD
CY2020Q3	us-gaap	Dividends Common Stock DividendsCommonStock	12356000	USD
CY2020Q3	awr	Dividends Equivalent Rights On Share Based Compensation Net Of Tax DividendsEquivalentRightsOnShareBasedCompensationNetOfTax	41000	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	633820000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	558223000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	12852000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	12852000	USD
CY2019Q1	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	75000	USD
CY2019Q1	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	463000	USD
CY2019Q1	awr	Dividends Equivalent Rights On Share Based Compensation Not Paid In Cash Net Of Tax DividendsEquivalentRightsOnShareBasedCompensationNotPaidInCashNetOfTax	70000	USD
CY2019Q1	us-gaap	Dividends Common Stock DividendsCommonStock	10113000	USD
CY2019Q1	awr	Dividends Equivalent Rights On Share Based Compensation Net Of Tax DividendsEquivalentRightsOnShareBasedCompensationNetOfTax	70000	USD
CY2019Q1	us-gaap	Stockholders Equity StockholdersEquity	561500000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	26784000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	26784000	USD
CY2019Q2	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	291000	USD
CY2019Q2	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	331000	USD
CY2019Q2	awr	Dividends Equivalent Rights On Share Based Compensation Not Paid In Cash Net Of Tax DividendsEquivalentRightsOnShareBasedCompensationNotPaidInCashNetOfTax	50000	USD
CY2019Q2	us-gaap	Dividends Common Stock DividendsCommonStock	10119000	USD
CY2019Q2	awr	Dividends Equivalent Rights On Share Based Compensation Net Of Tax DividendsEquivalentRightsOnShareBasedCompensationNetOfTax	50000	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	578787000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	28006000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	28006000	USD
CY2019Q3	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	50000	USD
CY2019Q3	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	338000	USD
CY2019Q3	awr	Dividends Equivalent Rights On Share Based Compensation Not Paid In Cash Net Of Tax DividendsEquivalentRightsOnShareBasedCompensationNotPaidInCashNetOfTax	51000	USD
CY2019Q3	us-gaap	Dividends Common Stock DividendsCommonStock	11234000	USD
CY2019Q3	awr	Dividends Equivalent Rights On Share Based Compensation Net Of Tax DividendsEquivalentRightsOnShareBasedCompensationNetOfTax	51000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	595947000	USD
	us-gaap	Net Income Loss NetIncomeLoss	66214000	USD
	us-gaap	Net Income Loss NetIncomeLoss	67642000	USD
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	27441000	USD
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	26727000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	873000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	471000	USD
	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	1767000	USD
	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	2242000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	2474000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	2468000	USD
	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	9000	USD
	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	236000	USD
	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	1266000	USD
	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	2512000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-25000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-144000	USD
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	14759000	USD
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	5162000	USD
	awr	Increase Decrease In Unbilled Contracts Receivables IncreaseDecreaseInUnbilledContractsReceivables	6406000	USD
	awr	Increase Decrease In Unbilled Contracts Receivables IncreaseDecreaseInUnbilledContractsReceivables	-2393000	USD
	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	337000	USD
	us-gaap	Increase Decrease In Accounts And Other Receivables IncreaseDecreaseInAccountsAndOtherReceivables	-473000	USD
	awr	Increase Decrease Receivable From Government IncreaseDecreaseReceivableFromGovernment	4834000	USD
	awr	Increase Decrease Receivable From Government IncreaseDecreaseReceivableFromGovernment	4160000	USD
	us-gaap	Increase Decrease In Materials And Supplies IncreaseDecreaseInMaterialsAndSupplies	2270000	USD
	us-gaap	Increase Decrease In Materials And Supplies IncreaseDecreaseInMaterialsAndSupplies	315000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-347000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-3029000	USD
	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	-5092000	USD
	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	-755000	USD
	us-gaap	Increase Decrease In Regulatory Assets And Liabilities IncreaseDecreaseInRegulatoryAssetsAndLiabilities	367000	USD
	us-gaap	Increase Decrease In Regulatory Assets And Liabilities IncreaseDecreaseInRegulatoryAssetsAndLiabilities	19112000	USD
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	2657000	USD
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	2043000	USD
	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	8480000	USD
	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	3585000	USD
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-2497000	USD
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	5159000	USD
	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	132000	USD
	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	564000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	5086000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-1894000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	87843000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	84304000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	94824000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	111088000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	51000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	137000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-136000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-279000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-94637000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-110672000	USD
	awr	Proceeds From Issuance Of Common Shares And Stock Option Exercises ProceedsFromIssuanceOfCommonSharesAndStockOptionExercises	30000	USD
	awr	Proceeds From Issuance Of Common Shares And Stock Option Exercises ProceedsFromIssuanceOfCommonSharesAndStockOptionExercises	416000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1857000	USD
	us-gaap	Proceeds From Advances For Construction ProceedsFromAdvancesForConstruction	7576000	USD
	us-gaap	Proceeds From Advances For Construction ProceedsFromAdvancesForConstruction	8260000	USD
	us-gaap	Repayments Of Advances For Construction RepaymentsOfAdvancesForConstruction	3401000	USD
	us-gaap	Repayments Of Advances For Construction RepaymentsOfAdvancesForConstruction	4679000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	335000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	40325000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	159422000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
	us-gaap	Increase Decrease In Notes Payable Current IncreaseDecreaseInNotesPayableCurrent	-113000000	USD
	us-gaap	Increase Decrease In Notes Payable Current IncreaseDecreaseInNotesPayableCurrent	99000000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	34848000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	31466000	USD
	awr	Number Of Registrants Filing Combined Report NumberOfRegistrantsFilingCombinedReport	2	registrant
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1581000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	13587000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	29625000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	6793000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	3257000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1334000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	7141000	USD
CY2020Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	8127000	USD
CY2019Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	10398000	USD
	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	20407000	USD
	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	25599000	USD
	us-gaap	Contribution Of Property ContributionOfProperty	2861000	USD
	us-gaap	Contribution Of Property ContributionOfProperty	1376000	USD
	awr	Number Of Customers NumberOfCustomers	1000000	customer
CY2020Q3	us-gaap	Number Of States In Which Entity Operates NumberOfStatesInWhichEntityOperates	9
CY2020Q3	us-gaap	Ratio Of Indebtedness To Net Capital1 RatioOfIndebtednessToNetCapital1	0.6667
CY2020Q3	awr	Ratioof Indebtednessto Ebitda RatioofIndebtednesstoEBITDA	8.00
CY2020Q3	awr	Provision For Doubtful Accounts Continuing Operation ProvisionForDoubtfulAccountsContinuingOperation	871000	USD
	awr	Provision For Doubtful Accounts Continuing Operation ProvisionForDoubtfulAccountsContinuingOperation	1900000	USD
CY2020Q3	us-gaap	Revenues Revenues	133688000	USD
CY2019Q3	us-gaap	Revenues Revenues	134496000	USD
	us-gaap	Revenues Revenues	364043000	USD
	us-gaap	Revenues Revenues	360876000	USD
CY2020Q3	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	7100000	USD
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	10900000	USD
CY2020Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	3200000000	USD
CY2020Q3	awr	Regulatory Asset Not Accruing Carrying Costs RegulatoryAssetNotAccruingCarryingCosts	44900000	USD
CY2020Q3	us-gaap	Net Regulatory Assets NetRegulatoryAssets	-1213000	USD
CY2019Q4	us-gaap	Net Regulatory Assets NetRegulatoryAssets	-2450000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	26530000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	28006000	USD
	us-gaap	Net Income Loss NetIncomeLoss	66214000	USD
	us-gaap	Net Income Loss NetIncomeLoss	67642000	USD
CY2020Q3	awr	Weighted Average Dividends Common Stock WeightedAverageDividendsCommonStock	12356000	USD
CY2019Q3	awr	Weighted Average Dividends Common Stock WeightedAverageDividendsCommonStock	11234000	USD
	awr	Weighted Average Dividends Common Stock WeightedAverageDividendsCommonStock	34848000	USD
	awr	Weighted Average Dividends Common Stock WeightedAverageDividendsCommonStock	31466000	USD
CY2020Q3	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	43000	USD
CY2019Q3	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	50000	USD
	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	116000	USD
	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	137000	USD
CY2020Q3	us-gaap	Undistributed Earnings UndistributedEarnings	14131000	USD
CY2019Q3	us-gaap	Undistributed Earnings UndistributedEarnings	16722000	USD
	us-gaap	Undistributed Earnings UndistributedEarnings	31250000	USD
	us-gaap	Undistributed Earnings UndistributedEarnings	36039000	USD
CY2020Q3	awr	Undistributed Earnings Allocated To Common Stock UndistributedEarningsAllocatedToCommonStock	14083000	USD
CY2019Q3	awr	Undistributed Earnings Allocated To Common Stock UndistributedEarningsAllocatedToCommonStock	16647000	USD
	awr	Undistributed Earnings Allocated To Common Stock UndistributedEarningsAllocatedToCommonStock	31146000	USD
	awr	Undistributed Earnings Allocated To Common Stock UndistributedEarningsAllocatedToCommonStock	35882000	USD
CY2020Q3	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	48000	USD
CY2019Q3	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	75000	USD
	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	104000	USD
	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	157000	USD
CY2020Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	26439000	USD
CY2019Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	27881000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	65994000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	67348000	USD
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	36886000	shares
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	36835000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	36877000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	36804000	shares
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.72
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.76
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.79
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.83
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.83
CY2020Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	0	shares
CY2019Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	8556	shares
CY2020Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	26439000	USD
CY2019Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	27881000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	65994000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	67348000	USD
CY2020Q3	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	48000	USD
CY2019Q3	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	75000	USD
	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	104000	USD
	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	157000	USD
CY2020Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	26487000	USD
CY2019Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	27956000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	66098000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	67505000	USD
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	36886000	shares
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	36835000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	36877000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	36804000	shares
CY2020Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	116000	shares
CY2019Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	161000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	113000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	156000	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	37002000	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	36996000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	36990000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	36990000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	36960000	shares
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.72
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.76
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.79
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.83
CY2019Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	8556	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	42447	shares
	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	81459	shares
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	30000	USD
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	416000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1900000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1600000	USD
CY2020Q3	awr	Weighted Average Dividends Common Stock WeightedAverageDividendsCommonStock	12400000	USD
CY2020Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.335
CY2019Q3	awr	Weighted Average Dividends Common Stock WeightedAverageDividendsCommonStock	11200000	USD
CY2019Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.305
	awr	Weighted Average Dividends Common Stock WeightedAverageDividendsCommonStock	34800000	USD
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.945
	awr	Weighted Average Dividends Common Stock WeightedAverageDividendsCommonStock	31500000	USD
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.855
	us-gaap	Site Contingency Recovery From Third Party Of Environmental Remediation Cost SiteContingencyRecoveryFromThirdPartyOfEnvironmentalRemediationCost	1500000	USD
	awr	Termestimatefortheenvironmentalcleanup Termestimatefortheenvironmentalcleanup	P2Y
CY2020Q2	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1662000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	916000	USD
CY2020Q3	awr	Provision For Doubtful Accounts Continuing Operation ProvisionForDoubtfulAccountsContinuingOperation	871000	USD
	awr	Provision For Doubtful Accounts Continuing Operation ProvisionForDoubtfulAccountsContinuingOperation	1937000	USD
CY2020Q3	awr	Provision For Doubtful Accounts Transfer To Bvesi ProvisionForDoubtfulAccountsTransferToBVESI	0	USD
CY2020Q3	awr	Provision For Doubtful Accounts Transfer To Bvesi ProvisionForDoubtfulAccountsTransferToBVESI	0	USD
CY2020Q3	awr	Provision For Doubtful Accounts Transfer To Bvesi ProvisionForDoubtfulAccountsTransferToBVESI	0	USD
	awr	Provision For Doubtful Accounts Transfer To Bvesi ProvisionForDoubtfulAccountsTransferToBVESI	0	USD
CY2020Q3	awr	Allowance For Doubtful Accounts Receivable Charge Offs Net Of Recoveries AllowanceForDoubtfulAccountsReceivableChargeOffsNetOfRecoveries	80000	USD
	awr	Allowance For Doubtful Accounts Receivable Charge Offs Net Of Recoveries AllowanceForDoubtfulAccountsReceivableChargeOffsNetOfRecoveries	400000	USD
CY2020Q3	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	2453000	USD
CY2020Q3	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	2453000	USD
CY2020Q3	awr	Allowance For Doubtful Accounts Related To Receivable From Customer AllowanceForDoubtfulAccountsRelatedToReceivableFromCustomer	2400000	USD
CY2020Q3	awr	Allowance For Doubtful Accounts Related To Receivable From Customer AllowanceForDoubtfulAccountsRelatedToReceivableFromCustomer	2400000	USD
CY2020Q3	awr	Allowance For Doubtful Accounts Related To Other Accounts Receivable AllowanceForDoubtfulAccountsRelatedToOtherAccountsReceivable	53000	USD
CY2020Q3	awr	Allowance For Doubtful Accounts Related To Other Accounts Receivable AllowanceForDoubtfulAccountsRelatedToOtherAccountsReceivable	53000	USD
CY2020Q3	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	2453000	USD
CY2020Q3	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	2453000	USD
CY2020Q3	us-gaap	Revenues Revenues	133688000	USD
CY2020Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	39807000	USD
CY2020Q3	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	-5845000	USD
CY2020Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1479110000	USD
CY2020Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	9348000	USD
CY2020Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	9045000	USD
CY2020Q3	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	32237000	USD
CY2019Q3	us-gaap	Revenues Revenues	134496000	USD
CY2019Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	42724000	USD
CY2019Q3	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	-5453000	USD
CY2019Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1378366000	USD
CY2019Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	9006000	USD
CY2019Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	9405000	USD
CY2019Q3	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	29933000	USD
	us-gaap	Revenues Revenues	364043000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	101222000	USD
	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	-16169000	USD
CY2020Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1479110000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	27190000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	21227000	USD
	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	94824000	USD
	us-gaap	Revenues Revenues	360876000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	102349000	USD
	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	-16234000	USD
CY2019Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1378366000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	26493000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	20546000	USD
	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	111088000	USD
CY2020Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1479110000	USD
CY2020Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1479110000	USD
CY2019Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1378366000	USD
CY2020Q3	awr	Assets Other Than Property Plant And Equipment Net AssetsOtherThanPropertyPlantAndEquipmentNet	247308000	USD
CY2019Q3	awr	Assets Other Than Property Plant And Equipment Net AssetsOtherThanPropertyPlantAndEquipmentNet	226015000	USD
CY2020Q3	us-gaap	Assets Assets	1726418000	USD
CY2019Q3	us-gaap	Assets Assets	1604381000	USD
CY2020Q3	awr	Restructuring And Related Costs Gain Loss On Transfer RestructuringAndRelatedCostsGainLossOnTransfer	0	USD

Files In Submission

Name	View Source	Status
0001056903-20-000074-index-headers.html	Edgar Link	pending
0001056903-20-000074-index.html	Edgar Link	pending
0001056903-20-000074.txt	Edgar Link	pending
0001056903-20-000074-xbrl.zip	Edgar Link	pending
awr-20200930.htm	Edgar Link	pending
awr-20200930.xsd	Edgar Link	pending
awr-20200930xex311.htm	Edgar Link	pending
awr-20200930xex3111.htm	Edgar Link	pending
awr-20200930xex312.htm	Edgar Link	pending
awr-20200930xex3121.htm	Edgar Link	pending
awr-20200930xex321.htm	Edgar Link	pending
awr-20200930xex322.htm	Edgar Link	pending
awr-20200930_cal.xml	Edgar Link	unprocessable
awr-20200930_def.xml	Edgar Link	unprocessable
awr-20200930_htm.xml	Edgar Link	completed
awr-20200930_lab.xml	Edgar Link	unprocessable
awr-20200930_pre.xml	Edgar Link	unprocessable
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
R15.htm	Edgar Link	pending
R16.htm	Edgar Link	pending
R17.htm	Edgar Link	pending
R18.htm	Edgar Link	pending
R19.htm	Edgar Link	pending
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R27.htm	Edgar Link	pending
R28.htm	Edgar Link	pending
R29.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R30.htm	Edgar Link	pending
R31.htm	Edgar Link	pending
R32.htm	Edgar Link	pending
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
R35.htm	Edgar Link	pending
R36.htm	Edgar Link	pending
R37.htm	Edgar Link	pending
R38.htm	Edgar Link	pending
R39.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
R41.htm	Edgar Link	pending
R42.htm	Edgar Link	pending
R43.htm	Edgar Link	pending
R44.htm	Edgar Link	pending
R45.htm	Edgar Link	pending
R46.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
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

Create your account

Find Stocks Worth Researching

Deeply Understand Businesses

Value Businesses Intelligently

$AWR
AMERICAN STATES WATER CO Stock $awr

2020 Q4 Form 10-Q Financial Statement

#000105690320000074 Filed on November 02, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$AWR AMERICAN STATES WATER CO Stock $awr

2020 Q4 Form 10-Q Financial Statement

#000105690320000074 Filed on November 02, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$AWR
AMERICAN STATES WATER CO Stock $awr