$CWT
CALIFORNIA WATER SERVICE GROUP Stock $cwt

$cwt Overview Financials Valuation SEC Filings Company Website

2019 Q1 Form 10-Q Financial Statement

#000103520119000007 Filed on April 25, 2019

Income Statement

Concept	2019 Q1	2018 Q1
Revenue	$117.4M	$134.3M
YoY Change	-12.55%	19.01%
Cost Of Revenue	$45.60M	$47.60M
YoY Change	-4.2%	13.06%
Gross Profit	$80.50M	$87.00M
YoY Change	-7.47%	8.89%
Gross Profit Margin	68.56%	64.8%
Selling, General & Admin	$29.10M	$26.30M
YoY Change	10.65%	15.86%
% of Gross Profit	36.15%	30.23%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$22.89M	$21.21M
YoY Change	7.95%	7.88%
% of Gross Profit	28.44%	24.38%
Operating Expenses	$83.00M	$76.80M
YoY Change	8.07%	9.25%
Operating Profit	$476.0K	$9.836M
YoY Change	-95.16%	-17.99%
Interest Expense	-$10.20M	-$8.700M
YoY Change	17.24%	6.1%
% of Operating Profit	-2142.86%	-88.45%
Other Income/Expense, Net	$2.128M	-$1.895M
YoY Change	-212.3%	57.26%
Pretax Income	-$9.800M	-$1.200M
YoY Change	716.67%	-209.09%
Income Tax	-$2.200M	-$464.0K
% Of Pretax Income
Net Earnings	-$7.640M	-$762.0K
YoY Change	902.62%	-129.63%
Net Earnings / Revenue	-6.51%	-0.57%
Basic Earnings Per Share	-$0.16	-$0.02
Diluted Earnings Per Share	-$0.16	-$0.02
COMMON SHARES
Basic Shares Outstanding	48.09M shares	48.03M shares
Diluted Shares Outstanding	48.09M shares	48.03M shares

Balance Sheet

Concept	2019 Q1	2018 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$60.20M	$34.70M
YoY Change	73.49%	189.17%
Cash & Equivalents	$60.23M	$34.70M
Short-Term Investments
Other Short-Term Assets	$23.67M	$19.46M
YoY Change	21.69%	1.48%
Inventory	$6.400M	$6.500M
Prepaid Expenses
Receivables	$27.55M	$28.16M
Other Receivables	$36.60M	$34.20M
Total Short-Term Assets	$192.7M	$165.8M
YoY Change	16.25%	29.31%
LONG-TERM ASSETS
Property, Plant & Equipment	$2.274B	$2.083B
YoY Change	9.16%	10.33%
Goodwill	$2.615M	$2.615M
YoY Change	0.0%	0.0%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$78.84M	$60.03M
YoY Change	31.34%	11.17%
Total Long-Term Assets	$2.708B	$2.551B
YoY Change	6.16%	10.32%
TOTAL ASSETS
Total Short-Term Assets	$192.7M	$165.8M
Total Long-Term Assets	$2.708B	$2.551B
Total Assets	$2.901B	$2.717B
YoY Change	6.78%	11.32%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$83.28M	$73.56M
YoY Change	13.22%	6.18%
Accrued Expenses	$50.70M	$53.50M
YoY Change	-5.23%	7.65%
Deferred Revenue
YoY Change
Short-Term Debt	$125.1M	$275.1M
YoY Change	-54.53%	111.45%
Long-Term Debt Due	$105.0M	$5.924M
YoY Change	1672.62%	-83.61%
Total Short-Term Liabilities	$384.0M	$464.3M
YoY Change	-17.29%	58.27%
LONG-TERM LIABILITIES
Long-Term Debt	$710.6M	$515.7M
YoY Change	37.8%	-1.16%
Other Long-Term Liabilities	$880.5M	$862.9M
YoY Change	2.04%	27.95%
Total Long-Term Liabilities	$710.6M	$515.7M
YoY Change	37.8%	-1.16%
TOTAL LIABILITIES
Total Short-Term Liabilities	$384.0M	$464.3M
Total Long-Term Liabilities	$710.6M	$515.7M
Total Liabilities	$1.095B	$980.0M
YoY Change	11.7%	20.23%
SHAREHOLDERS EQUITY
Retained Earnings	$374.9M	$352.7M
YoY Change	6.29%	11.41%
Common Stock	$339.2M	$336.1M
YoY Change	0.92%	0.42%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$714.1M	$688.9M
YoY Change
Total Liabilities & Shareholders Equity	$2.901B	$2.717B
YoY Change	6.78%	11.32%

Cashflow Statement

Concept	2019 Q1	2018 Q1
OPERATING ACTIVITIES
Net Income	-$7.640M	-$762.0K
YoY Change	902.62%	-129.63%
Depreciation, Depletion And Amortization	$22.89M	$21.21M
YoY Change	7.95%	7.88%
Cash From Operating Activities	$20.14M	$28.25M
YoY Change	-28.71%	97.61%
INVESTING ACTIVITIES
Capital Expenditures	-$59.90M	-$70.70M
YoY Change	-15.28%	36.22%
Acquisitions
YoY Change
Other Investing Activities		$0.00
YoY Change		-100.0%
Cash From Investing Activities	-$59.88M	-$70.65M
YoY Change	-15.24%	35.24%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$1.620M	$1.239M
YoY Change	30.75%	10.72%
Debt Paid & Issued, Net	$226.0K	$10.22M
YoY Change	-97.79%	3474.83%
Cash From Financing Activities	$52.92M	-$17.62M
YoY Change	-400.3%	-171.34%
NET CHANGE
Cash From Operating Activities	$20.14M	$28.25M
Cash From Investing Activities	-$59.88M	-$70.65M
Cash From Financing Activities	$52.92M	-$17.62M
Net Change In Cash	$13.18M	-$60.02M
YoY Change	-121.95%	353.25%
FREE CASH FLOW
Cash From Operating Activities	$20.14M	$28.25M
Capital Expenditures	-$59.90M	-$70.70M
Free Cash Flow	$80.04M	$98.95M
YoY Change	-19.11%	49.48%

Facts In Submission

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CY2019Q1	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2019
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CY2019Q1	dei	Document Type DocumentType	10-Q
CY2019Q1	dei	Document Period End Date DocumentPeriodEndDate	2019-03-31
CY2019Q1	dei	Entity Registrant Name EntityRegistrantName	CALIFORNIA WATER SERVICE GROUP
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CY2019Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	2074000	USD
CY2018Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1239000	USD
CY2019Q1	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	454000	USD
CY2018Q1	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	0	USD
CY2019Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	9493000	USD
CY2018Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	9003000	USD
CY2019Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	52915000	USD
CY2018Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-17621000	USD
CY2019Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	13175000	USD
CY2018Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-60019000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	47715000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	95352000	USD
CY2019Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	60890000	USD
CY2018Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	35333000	USD
CY2019Q1	us-gaap	Interest Paid Net InterestPaidNet	3352000	USD
CY2018Q1	us-gaap	Interest Paid Net InterestPaidNet	1251000	USD
CY2019Q1	us-gaap	Noncash Or Part Noncash Acquisition Payables Assumed1 NoncashOrPartNoncashAcquisitionPayablesAssumed1	29737000	USD
CY2018Q1	us-gaap	Noncash Or Part Noncash Acquisition Payables Assumed1 NoncashOrPartNoncashAcquisitionPayablesAssumed1	28367000	USD
CY2019Q1	cwt	Utility Plant Contribution By Developers UtilityPlantContributionByDevelopers	4111000	USD
CY2018Q1	cwt	Utility Plant Contribution By Developers UtilityPlantContributionByDevelopers	4518000	USD
CY2019Q1	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1	segment
CY2019Q1	cwt	Regulatory Balancing Account Revenue RegulatoryBalancingAccountRevenue	8701000	USD
CY2018Q1	cwt	Regulatory Balancing Account Revenue RegulatoryBalancingAccountRevenue	299000	USD
CY2019Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	117410000	USD
CY2018Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	134254000	USD
CY2019Q1	cwt	Maximum Collection Period In Which Deferred Net Wram And Mcba Revenues And Associated Costs Will Be Recognized MaximumCollectionPeriodInWhichDeferredNetWRAMAndMCBARevenuesAndAssociatedCostsWillBeRecognized	P24M
CY2019Q1	cwt	Maximum Collection Period In Which Deferred Net Wram And Mcba Revenues And Associated Costs Will Be Recognized MaximumCollectionPeriodInWhichDeferredNetWRAMAndMCBARevenuesAndAssociatedCostsWillBeRecognized	P24M
CY2019Q1	us-gaap	Lessor Operating Lease Renewal Term LessorOperatingLeaseRenewalTerm	P15Y
CY2019Q1	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	3032000	USD
CY2019Q1	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	2482000	USD
CY2019Q1	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	1809000	USD
CY2019Q1	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	1013000	USD
CY2019Q1	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	534000	USD
CY2019Q1	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	828000	USD
CY2019Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	60234000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	47176000	USD
CY2019Q1	us-gaap	Restricted Cash Current RestrictedCashCurrent	656000	USD
CY2018Q4	us-gaap	Restricted Cash Current RestrictedCashCurrent	539000	USD
CY2019Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	60890000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	47715000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	730157000	USD
CY2019Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-7640000	USD
CY2019Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	3179000	USD
CY2019Q1	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	2074000	USD
CY2019Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	9493000	USD
CY2019Q1	us-gaap	Stockholders Equity StockholdersEquity	714129000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	699221000	USD
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-762000	USD
CY2018Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	636000	USD
CY2018Q1	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	1239000	USD
CY2018Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	9003000	USD
CY2018Q1	us-gaap	Stockholders Equity StockholdersEquity	688853000	USD
CY2019Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-7640000	USD
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-762000	USD
CY2019Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	48086000	shares
CY2018Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	48030000	shares
CY2019Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	48086000	shares
CY2018Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	48030000	shares
CY2019Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.16
CY2018Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.02
CY2019Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.16
CY2018Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.02
CY2019Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-2163000	USD
CY2018Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-464000	USD
CY2019Q1	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	-1700000	USD
CY2019Q1	us-gaap	Unrecognized Tax Benefits Period Increase Decrease UnrecognizedTaxBenefitsPeriodIncreaseDecrease	-8600000	USD
CY2019Q1	cwt	Tax Cutsand Jobs Actof2017 Incomplete Accounting Ratepayer Net Refund TaxCutsandJobsActof2017IncompleteAccountingRatepayerNetRefund	107000000.0	USD
CY2019Q1	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	10100000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	8000000.0	USD
CY2019Q1	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	3000000.0	USD
CY2019Q1	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	366921000	USD
CY2018Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	353569000	USD
CY2019Q1	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	204138000	USD
CY2018Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	211275000	USD
CY2019Q1	us-gaap	Lessee Operating Lease Renewal Term LesseeOperatingLeaseRenewalTerm	P25Y
CY2019Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	14128000	USD
CY2019Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	1261000	USD
CY2019Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	12851000	USD
CY2019Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	14112000	USD
CY2019Q1	cwt	Finance Lease Right Of Use Asset Gross FinanceLeaseRightOfUseAssetGross	19034000	USD
CY2019Q1	cwt	Finance Lease Right Of Use Asset Accumulated Depreciation FinanceLeaseRightOfUseAssetAccumulatedDepreciation	9573000	USD
CY2019Q1	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	9461000	USD
CY2019Q1	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	639000	USD
CY2019Q1	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	6010000	USD
CY2019Q1	us-gaap	Finance Lease Liability FinanceLeaseLiability	6649000	USD
CY2019Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P160M
CY2019Q1	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P82M
CY2019Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.037
CY2019Q1	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.056
CY2019Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	421000	USD
CY2019Q1	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	313000	USD
CY2019Q1	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	90000	USD
CY2019Q1	cwt	Finance Lease Cost Total FinanceLeaseCostTotal	403000	USD
CY2019Q1	us-gaap	Short Term Lease Cost ShortTermLeaseCost	73000	USD
CY2019Q1	us-gaap	Variable Lease Cost VariableLeaseCost	66000	USD
CY2019Q1	us-gaap	Lease Cost LeaseCost	963000	USD
CY2019Q1	us-gaap	Operating Lease Payments OperatingLeasePayments	338000	USD
CY2019Q1	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	90000	USD
CY2019Q1	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	171000	USD
CY2019Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	582000	USD
CY2019Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	672000	USD
CY2019Q1	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	1304000	USD
CY2019Q1	us-gaap	Finance Lease Liability Payments Remainder Of Fiscal Year FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear	1139000	USD
CY2019Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	1760000	USD
CY2019Q1	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	1216000	USD
CY2019Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	1538000	USD
CY2019Q1	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	1217000	USD
CY2019Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	1410000	USD
CY2019Q1	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	1217000	USD
CY2019Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	1319000	USD
CY2019Q1	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	1735000	USD
CY2019Q1	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	10764000	USD
CY2019Q1	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	3217000	USD
CY2019Q1	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	18095000	USD
CY2019Q1	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	9741000	USD
CY2019Q1	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	3983000	USD
CY2019Q1	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	3092000	USD
CY2019Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	14112000	USD
CY2019Q1	us-gaap	Finance Lease Liability FinanceLeaseLiability	6649000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	1771000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	1709000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	1485000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	1355000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	1261000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	10538000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	18119000	USD
CY2019Q1	us-gaap	Loss Contingency Accrual At Carrying Value LossContingencyAccrualAtCarryingValue	3200000	USD
CY2018Q4	us-gaap	Loss Contingency Accrual At Carrying Value LossContingencyAccrualAtCarryingValue	2300000	USD
CY2019Q1	cwt	Fair Value Inputs Risk Premium FairValueInputsRiskPremium	0.0170
CY2019Q1	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	3281149000	USD
CY2019Q1	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	1021590000	USD
CY2019Q1	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	2259559000	USD
CY2019Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	60234000	USD
CY2019Q1	cwt	Accounts Receivable Current And Unbilled Revenue AccountsReceivableCurrentAndUnbilledRevenue	108817000	USD
CY2019Q1	us-gaap	Due From Affiliate Current DueFromAffiliateCurrent	0	USD
CY2019Q1	us-gaap	Other Assets Current OtherAssetsCurrent	23674000	USD
CY2019Q1	us-gaap	Assets Current AssetsCurrent	192725000	USD
CY2018Q4	us-gaap	Capitalization Longterm Debt And Equity CapitalizationLongtermDebtAndEquity	1440184000	USD
CY2018Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	104911000	USD
CY2019Q1	us-gaap	Short Term Borrowings ShortTermBorrowings	125100000	USD
CY2019Q1	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	366921000	USD
CY2019Q1	us-gaap	Investments In And Advances To Affiliates Amount Of Equity InvestmentsInAndAdvancesToAffiliatesAmountOfEquity	0	USD
CY2019Q1	us-gaap	Notes Receivable Related Parties Noncurrent NotesReceivableRelatedPartiesNoncurrent	0	USD
CY2019Q1	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	81457000	USD
CY2019Q1	cwt	Total Other Assets TotalOtherAssets	448378000	USD
CY2019Q1	us-gaap	Assets Assets	2900662000	USD
CY2019Q1	us-gaap	Stockholders Equity StockholdersEquity	714129000	USD
CY2019Q1	us-gaap	Due To Affiliate Noncurrent DueToAffiliateNoncurrent	0	USD
CY2019Q1	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	710602000	USD
CY2019Q1	us-gaap	Capitalization Longterm Debt And Equity CapitalizationLongtermDebtAndEquity	1424731000	USD
CY2019Q1	us-gaap	Long Term Debt Current LongTermDebtCurrent	105010000	USD
CY2019Q1	us-gaap	Due To Affiliate Current DueToAffiliateCurrent	0	USD
CY2019Q1	cwt	Accounts Payable Including Regulatory Liability Current AccountsPayableIncludingRegulatoryLiabilityCurrent	83280000	USD
CY2019Q1	cwt	Accrued Expenses And Other Liabilities Including Accrued Interest AccruedExpensesAndOtherLiabilitiesIncludingAccruedInterest	70653000	USD
CY2019Q1	us-gaap	Liabilities Current LiabilitiesCurrent	384043000	USD
CY2019Q1	us-gaap	Accumulated Deferred Investment Tax Credit AccumulatedDeferredInvestmentTaxCredit	1649000	USD
CY2019Q1	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	211382000	USD
CY2019Q1	us-gaap	Other Postretirement Defined Benefit Plan Liabilities Noncurrent OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent	200953000	USD
CY2019Q1	cwt	Regulatory And Other Liabilities RegulatoryAndOtherLiabilities	264555000	USD
CY2019Q1	us-gaap	Customer Advances For Construction CustomerAdvancesForConstruction	186877000	USD
CY2019Q1	us-gaap	Contributions In Aid Of Construction ContributionsInAidOfConstruction	226472000	USD
CY2019Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2900662000	USD
CY2018Q4	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	3229446000	USD
CY2018Q4	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	996723000	USD
CY2018Q4	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	2232723000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	47176000	USD
CY2018Q4	cwt	Accounts Receivable Current And Unbilled Revenue AccountsReceivableCurrentAndUnbilledRevenue	122959000	USD
CY2018Q4	us-gaap	Due From Affiliate Current DueFromAffiliateCurrent	0	USD
CY2018Q4	us-gaap	Other Assets Current OtherAssetsCurrent	18567000	USD
CY2018Q4	us-gaap	Assets Current AssetsCurrent	188702000	USD
CY2018Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	353569000	USD
CY2018Q4	us-gaap	Investments In And Advances To Affiliates Amount Of Equity InvestmentsInAndAdvancesToAffiliatesAmountOfEquity	0	USD
CY2018Q4	us-gaap	Notes Receivable Related Parties Noncurrent NotesReceivableRelatedPartiesNoncurrent	0	USD
CY2018Q4	us-gaap	Other Assets Miscellaneous Noncurrent OtherAssetsMiscellaneousNoncurrent	62710000	USD
CY2018Q4	cwt	Total Other Assets TotalOtherAssets	416279000	USD
CY2018Q4	us-gaap	Assets Assets	2837704000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	730157000	USD
CY2018Q4	us-gaap	Due To Affiliate Noncurrent DueToAffiliateNoncurrent	0	USD
CY2018Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	710027000	USD
CY2019Q1	us-gaap	Regulated Operating Revenue Water RegulatedOperatingRevenueWater	126111000	USD
CY2018Q4	us-gaap	Customer Advances For Construction CustomerAdvancesForConstruction	186342000	USD
CY2018Q4	us-gaap	Contributions In Aid Of Construction ContributionsInAidOfConstruction	225270000	USD
CY2018Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2837704000	USD
CY2018Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	65100000	USD
CY2018Q4	us-gaap	Due To Affiliate Current DueToAffiliateCurrent	0	USD
CY2018Q4	cwt	Accounts Payable Including Regulatory Liability Current AccountsPayableIncludingRegulatoryLiabilityCurrent	95580000	USD
CY2018Q4	cwt	Accrued Expenses And Other Liabilities Including Accrued Interest AccruedExpensesAndOtherLiabilitiesIncludingAccruedInterest	55575000	USD
CY2018Q4	us-gaap	Liabilities Current LiabilitiesCurrent	321166000	USD
CY2018Q4	us-gaap	Accumulated Deferred Investment Tax Credit AccumulatedDeferredInvestmentTaxCredit	1649000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	213033000	USD
CY2018Q4	us-gaap	Other Postretirement Defined Benefit Plan Liabilities Noncurrent OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent	193538000	USD
CY2018Q4	cwt	Regulatory And Other Liabilities RegulatoryAndOtherLiabilities	256522000	USD
CY2019Q1	us-gaap	Utilities Operating Expense Products And Services UtilitiesOperatingExpenseProductsAndServices	45592000	USD
CY2019Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	29097000	USD
CY2019Q1	us-gaap	Utilities Operating Expense Other UtilitiesOperatingExpenseOther	17821000	USD
CY2019Q1	us-gaap	Utilities Operating Expense Maintenance UtilitiesOperatingExpenseMaintenance	6455000	USD
CY2019Q1	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	22368000	USD
CY2019Q1	cwt	Utilities Operating Expense Income Tax Expense Benefit UtilitiesOperatingExpenseIncomeTaxExpenseBenefit	-2991000	USD
CY2019Q1	cwt	Utilities Operating Expense Propertyand Other Taxes UtilitiesOperatingExpensePropertyandOtherTaxes	7293000	USD
CY2019Q1	cwt	Utilities Operating Income Expense UtilitiesOperatingIncomeExpense	125635000	USD
CY2019Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	476000	USD
CY2019Q1	us-gaap	Unregulated Operating Revenue UnregulatedOperatingRevenue	4901000	USD
CY2019Q1	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	2219000	USD
CY2019Q1	us-gaap	Defined Benefit Plan Other Costs DefinedBenefitPlanOtherCosts	1259000	USD
CY2019Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	1533000	USD
CY2019Q1	cwt	Utilities Nonregulated Expense Income Tax Expense Benefit UtilitiesNonregulatedExpenseIncomeTaxExpenseBenefit	828000	USD
CY2019Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	2128000	USD
CY2019Q1	us-gaap	Interest Expense Debt InterestExpenseDebt	11075000	USD
CY2019Q1	us-gaap	Interest Costs Capitalized Adjustment InterestCostsCapitalizedAdjustment	831000	USD
CY2019Q1	us-gaap	Interest Costs Incurred InterestCostsIncurred	10244000	USD
CY2019Q1	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
CY2019Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-7640000	USD
CY2018Q1	us-gaap	Regulated Operating Revenue Water RegulatedOperatingRevenueWater	134553000	USD
CY2018Q1	us-gaap	Utilities Operating Expense Products And Services UtilitiesOperatingExpenseProductsAndServices	47606000	USD
CY2018Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	26319000	USD
CY2018Q1	us-gaap	Utilities Operating Expense Other UtilitiesOperatingExpenseOther	17640000	USD
CY2018Q1	us-gaap	Utilities Operating Expense Maintenance UtilitiesOperatingExpenseMaintenance	5439000	USD
CY2018Q1	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	20715000	USD
CY2018Q1	cwt	Utilities Nonregulated Expense Income Tax Expense Benefit UtilitiesNonregulatedExpenseIncomeTaxExpenseBenefit	-758000	USD
CY2018Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1895000	USD
CY2018Q1	us-gaap	Interest Expense Debt InterestExpenseDebt	9198000	USD
CY2018Q1	us-gaap	Interest Costs Capitalized Adjustment InterestCostsCapitalizedAdjustment	495000	USD
CY2018Q1	us-gaap	Interest Costs Incurred InterestCostsIncurred	8703000	USD
CY2018Q1	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-762000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	47715000	USD
CY2018Q1	cwt	Utilities Operating Expense Income Tax Expense Benefit UtilitiesOperatingExpenseIncomeTaxExpenseBenefit	294000	USD
CY2018Q1	cwt	Utilities Operating Expense Propertyand Other Taxes UtilitiesOperatingExpensePropertyandOtherTaxes	6704000	USD
CY2018Q1	cwt	Utilities Operating Income Expense UtilitiesOperatingIncomeExpense	124717000	USD
CY2018Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	9836000	USD
CY2018Q1	us-gaap	Unregulated Operating Revenue UnregulatedOperatingRevenue	4419000	USD
CY2018Q1	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	5437000	USD
CY2018Q1	us-gaap	Defined Benefit Plan Other Costs DefinedBenefitPlanOtherCosts	2546000	USD
CY2018Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	911000	USD
CY2019Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-7640000	USD
CY2019Q1	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
CY2019Q1	us-gaap	Proceeds From Dividends Received ProceedsFromDividendsReceived	0	USD
CY2019Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	22893000	USD
CY2019Q1	us-gaap	Life Insurance Corporate Or Bank Owned Change In Value LifeInsuranceCorporateOrBankOwnedChangeInValue	2254000	USD
CY2019Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	1533000	USD
CY2019Q1	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-1155000	USD
CY2019Q1	cwt	Increase Decrease In Other Noncurrent Assets And Liabilities Net Including Amortization Of Debt Premium And Expenses IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNetIncludingAmortizationOfDebtPremiumAndExpenses	-7520000	USD
CY2019Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	20141000	USD
CY2019Q1	us-gaap	Payments To Acquire Water And Waste Water Systems PaymentsToAcquireWaterAndWasteWaterSystems	59881000	USD
CY2019Q1	cwt	Payments For Proceeds From Investment In And Advances To Affiliate Related To Investing Activities PaymentsForProceedsFromInvestmentInAndAdvancesToAffiliateRelatedToInvestingActivities	0	USD
CY2019Q1	cwt	Proceedsfrom Issuanceof Shortterm Debtfrom Affiliate ProceedsfromIssuanceofShorttermDebtfromAffiliate	0	USD
CY2019Q1	cwt	Paymentsfor Affiliate Longterm Debt PaymentsforAffiliateLongtermDebt	0	USD
CY2019Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-59881000	USD
CY2019Q1	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	60000000	USD
CY2019Q1	cwt	Change In Payments For Proceeds From Investment In And Advances To Affiliate Related To Financing Activities ChangeInPaymentsForProceedsFromInvestmentInAndAdvancesToAffiliateRelatedToFinancingActivities	0	USD
CY2019Q1	us-gaap	Proceeds From Contributions From Affiliates ProceedsFromContributionsFromAffiliates	0	USD
CY2019Q1	us-gaap	Repayments Of Related Party Debt RepaymentsOfRelatedPartyDebt	0	USD
CY2019Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	226000	USD
CY2019Q1	us-gaap	Proceeds From Contribution In Aid Of Construction ProceedsFromContributionInAidOfConstruction	6044000	USD
CY2019Q1	us-gaap	Repayments Of Advances For Construction RepaymentsOfAdvancesForConstruction	1790000	USD
CY2019Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	2074000	USD
CY2019Q1	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	454000	USD
CY2019Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	9493000	USD
CY2019Q1	us-gaap	Payments Of Distributions To Affiliates PaymentsOfDistributionsToAffiliates	0	USD
CY2019Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	52915000	USD
CY2019Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	13175000	USD
CY2019Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	60890000	USD
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-762000	USD
CY2018Q1	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
CY2018Q1	us-gaap	Proceeds From Dividends Received ProceedsFromDividendsReceived	0	USD
CY2018Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	21207000	USD
CY2018Q1	us-gaap	Life Insurance Corporate Or Bank Owned Change In Value LifeInsuranceCorporateOrBankOwnedChangeInValue	-1137000	USD
CY2018Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	911000	USD
CY2018Q1	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-3081000	USD
CY2018Q1	cwt	Increase Decrease In Other Noncurrent Assets And Liabilities Net Including Amortization Of Debt Premium And Expenses IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNetIncludingAmortizationOfDebtPremiumAndExpenses	-4500000	USD
CY2018Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	28252000	USD
CY2018Q1	us-gaap	Payments To Acquire Water And Waste Water Systems PaymentsToAcquireWaterAndWasteWaterSystems	70650000	USD
CY2018Q1	cwt	Payments For Proceeds From Investment In And Advances To Affiliate Related To Investing Activities PaymentsForProceedsFromInvestmentInAndAdvancesToAffiliateRelatedToInvestingActivities	0	USD
CY2018Q1	cwt	Paymentsfor Affiliate Longterm Debt PaymentsforAffiliateLongtermDebt	0	USD
CY2018Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-70650000	USD
CY2018Q1	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	45022000	USD
CY2018Q1	us-gaap	Repayments Of Short Term Debt RepaymentsOfShortTermDebt	45022000	USD
CY2018Q1	cwt	Change In Payments For Proceeds From Investment In And Advances To Affiliate Related To Financing Activities ChangeInPaymentsForProceedsFromInvestmentInAndAdvancesToAffiliateRelatedToFinancingActivities	0	USD
CY2018Q1	us-gaap	Repayments Of Related Party Debt RepaymentsOfRelatedPartyDebt	0	USD
CY2018Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	10224000	USD
CY2018Q1	us-gaap	Proceeds From Contribution In Aid Of Construction ProceedsFromContributionInAidOfConstruction	4763000	USD
CY2018Q1	us-gaap	Repayments Of Advances For Construction RepaymentsOfAdvancesForConstruction	1918000	USD
CY2018Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1239000	USD
CY2018Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	9003000	USD
CY2018Q1	us-gaap	Payments Of Distributions To Affiliates PaymentsOfDistributionsToAffiliates	0	USD
CY2018Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-17621000	USD
CY2018Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-60019000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	95352000	USD
CY2018Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	35333000	USD
CY2018Q1	us-gaap	Regulated Operating Revenue Water RegulatedOperatingRevenueWater	134553000	USD
CY2018Q1	cwt	Utilities Operating Expense Income Tax Expense Benefit UtilitiesOperatingExpenseIncomeTaxExpenseBenefit	294000	USD
CY2018Q1	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	124717000	USD
CY2018Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	9836000	USD
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-762000	USD
CY2018Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.02
CY2018Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.02
CY2018Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	362512000	USD
CY2018Q1	us-gaap	Stockholders Equity StockholdersEquity	699221000	USD
CY2018Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	352747000	USD
CY2018Q1	us-gaap	Stockholders Equity StockholdersEquity	688853000	USD
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-762000	USD
CY2018Q1	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	-4500000	USD
CY2018Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	28252000	USD

Files In Submission

Name	View Source	Status
0001035201-19-000007-index-headers.html	Edgar Link	pending
0001035201-19-000007-index.html	Edgar Link	pending
0001035201-19-000007.txt	Edgar Link	pending
0001035201-19-000007-xbrl.zip	Edgar Link	pending
cws-03312019x10q.htm	Edgar Link	pending
cws-03312019x10q_htm.xml	Edgar Link	completed
cws-03312019xex311.htm	Edgar Link	pending
cws-03312019xex312.htm	Edgar Link	pending
cws-03312019xex32.htm	Edgar Link	pending
cwt-20190331.xsd	Edgar Link	pending
cwt-20190331_cal.xml	Edgar Link	unprocessable
cwt-20190331_def.xml	Edgar Link	unprocessable
cwt-20190331_lab.xml	Edgar Link	unprocessable
cwt-20190331_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
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R50.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

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$CWT
CALIFORNIA WATER SERVICE GROUP Stock $cwt

2019 Q1 Form 10-Q Financial Statement

#000103520119000007 Filed on April 25, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CWT CALIFORNIA WATER SERVICE GROUP Stock $cwt

2019 Q1 Form 10-Q Financial Statement

#000103520119000007 Filed on April 25, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CWT
CALIFORNIA WATER SERVICE GROUP Stock $cwt