$SJW
SJW GROUP Stock $sjw

$sjw Overview Financials Valuation SEC Filings Company Website

2018 Q2 Form 10-Q Financial Statement

#000076682918000115 Filed on July 27, 2018

Income Statement

Concept	2018 Q2	2017 Q2
Revenue	$99.09M	$102.1M
YoY Change	-2.93%	17.46%
Cost Of Revenue	$11.50M	$12.60M
YoY Change	-8.73%	27.27%
Gross Profit	$87.60M	$89.50M
YoY Change	-2.12%	16.23%
Gross Profit Margin	88.41%	87.68%
Selling, General & Admin	$11.40M	$11.20M
YoY Change	1.79%	0.9%
% of Gross Profit	13.01%	12.51%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$14.20M	$12.70M
YoY Change	11.81%	9.48%
% of Gross Profit	16.21%	14.19%
Operating Expenses	$62.10M	$57.70M
YoY Change	7.63%	22.25%
Operating Profit	$22.80M	$30.79M
YoY Change	-25.95%	3.31%
Interest Expense	$6.084M	$5.756M
YoY Change	5.7%	5.25%
% of Operating Profit	26.69%	18.7%
Other Income/Expense, Net	$679.0K	$614.0K
YoY Change	10.59%	309.33%
Pretax Income	$16.94M	$32.55M
YoY Change	-47.96%	17.56%
Income Tax	$4.068M	$11.96M
% Of Pretax Income	24.02%	36.76%
Net Earnings	$12.87M	$18.69M
YoY Change	-31.13%	11.4%
Net Earnings / Revenue	12.99%	18.31%
Basic Earnings Per Share	$0.63	$0.91
Diluted Earnings Per Share	$0.62	$0.90
COMMON SHARES
Basic Shares Outstanding	20.59M shares	20.50M shares
Diluted Shares Outstanding	20.73M shares	20.67M shares

Balance Sheet

Concept	2018 Q2	2017 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$8.900M	$9.200M
YoY Change	-3.26%	-26.4%
Cash & Equivalents	$8.926M	$9.228M
Short-Term Investments
Other Short-Term Assets	$6.308M	$4.179M
YoY Change	50.95%	-7.67%
Inventory
Prepaid Expenses
Receivables	$21.70M	$19.64M
Other Receivables	$3.300M	$1.100M
Total Short-Term Assets	$73.17M	$72.89M
YoY Change	0.39%	-21.38%
LONG-TERM ASSETS
Property, Plant & Equipment	$44.61M	$45.68M
YoY Change	-2.35%	-10.42%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$3.200M	$3.700M
YoY Change	-13.51%	5.71%
Other Assets	$2.736M	$7.621M
YoY Change	-64.1%	-3.86%
Total Long-Term Assets	$104.3M	$158.4M
YoY Change	-34.18%	-2.83%
TOTAL ASSETS
Total Short-Term Assets	$73.17M	$72.89M
Total Long-Term Assets	$104.3M	$158.4M
Total Assets	$1.500B	$1.471B
YoY Change	1.97%	5.13%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$26.18M	$27.06M
YoY Change	-3.24%	13.85%
Accrued Expenses	$31.30M	$30.50M
YoY Change	2.62%	37.39%
Deferred Revenue
YoY Change
Short-Term Debt	$59.00M	$0.00
YoY Change		-100.0%
Long-Term Debt Due		$0.00
YoY Change		-100.0%
Total Short-Term Liabilities	$124.6M	$70.40M
YoY Change	76.93%	-41.38%
LONG-TERM LIABILITIES
Long-Term Debt	$431.3M	$430.9M
YoY Change	0.08%	18.33%
Other Long-Term Liabilities	$12.97M	$12.76M
YoY Change	1.66%	15.97%
Total Long-Term Liabilities	$444.2M	$443.7M
YoY Change	0.12%	18.26%
TOTAL LIABILITIES
Total Short-Term Liabilities	$124.6M	$70.40M
Total Long-Term Liabilities	$444.2M	$443.7M
Total Liabilities	$568.8M	$514.1M
YoY Change	10.64%	3.8%
SHAREHOLDERS EQUITY
Retained Earnings	$380.9M	$351.8M
YoY Change	8.28%	12.01%
Common Stock	$84.40M	$82.64M
YoY Change	2.12%	2.79%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$465.3M	$436.1M
YoY Change
Total Liabilities & Shareholders Equity	$1.500B	$1.471B
YoY Change	1.97%	5.13%

Cashflow Statement

Concept	2018 Q2	2017 Q2
OPERATING ACTIVITIES
Net Income	$12.87M	$18.69M
YoY Change	-31.13%	11.4%
Depreciation, Depletion And Amortization	$14.20M	$12.70M
YoY Change	11.81%	9.48%
Cash From Operating Activities	$22.80M	$28.80M
YoY Change	-20.83%	26.32%
INVESTING ACTIVITIES
Capital Expenditures	-$34.80M	-$35.80M
YoY Change	-2.79%	8.16%
Acquisitions
YoY Change
Other Investing Activities	-$1.100M	$13.80M
YoY Change	-107.97%	253.85%
Cash From Investing Activities	-$35.80M	-$22.00M
YoY Change	62.73%	-24.91%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	15.00M	-4.600M
YoY Change	-426.09%	-144.66%
NET CHANGE
Cash From Operating Activities	22.80M	28.80M
Cash From Investing Activities	-35.80M	-22.00M
Cash From Financing Activities	15.00M	-4.600M
Net Change In Cash	2.000M	2.200M
YoY Change	-9.09%	-42.11%
FREE CASH FLOW
Cash From Operating Activities	$22.80M	$28.80M
Capital Expenditures	-$34.80M	-$35.80M
Free Cash Flow	$57.60M	$64.60M
YoY Change	-10.84%	15.56%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
	dei	Document Period End Date DocumentPeriodEndDate	2018-06-30
	dei	Document Type DocumentType	10-Q
	dei	Entity Central Index Key EntityCentralIndexKey	0000766829
CY2018Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	20618102	shares
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Registrant Name EntityRegistrantName	SJW GROUP
CY2017Q4	sjw	Accruedgroundwaterextractionchargespurchasedwaterandpower Accruedgroundwaterextractionchargespurchasedwaterandpower	14382000	USD
CY2018Q2	sjw	Accruedgroundwaterextractionchargespurchasedwaterandpower Accruedgroundwaterextractionchargespurchasedwaterandpower	18555000	USD
CY2017Q2	sjw	Alternative Revenue Programs Net AlternativeRevenueProgramsNet	7639000	USD
	sjw	Alternative Revenue Programs Net AlternativeRevenueProgramsNet	9915000	USD
CY2018Q2	sjw	Alternative Revenue Programs Net AlternativeRevenueProgramsNet	3933000	USD
	sjw	Alternative Revenue Programs Net AlternativeRevenueProgramsNet	3601000	USD
CY2018Q2	sjw	Available For Sale Marketable Security Shares Held AvailableForSaleMarketableSecuritySharesHeld	82340	shares
	sjw	Available For Sale Marketable Security Shares Sold AvailableForSaleMarketableSecuritySharesSold	17660	shares
	sjw	Available For Sales Securities Tax On Realized Gain AvailableForSalesSecuritiesTaxOnRealizedGain	-24000	USD
CY2018Q2	sjw	Balancing Account Revenue Increase Reduction BalancingAccountRevenueIncreaseReduction	-1351000	USD
	sjw	Balancingand Memorandum Account Refunds Collections BalancingandMemorandumAccountRefundsCollections	8000	USD
	sjw	Balancingand Memorandum Revenue Account Refunds Collections BalancingandMemorandumRevenueAccountRefundsCollections	8000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	1044000	USD
	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	1420000	USD
	sjw	Balancing Account Revenue Increase Reduction BalancingAccountRevenueIncreaseReduction	-1030000	USD
CY2016Q4	sjw	Balancing And Memorandum Account Net BalancingAndMemorandumAccountNet	25909000	USD
CY2017Q1	sjw	Balancing And Memorandum Account Net BalancingAndMemorandumAccountNet	24067000	USD
CY2017Q2	sjw	Balancing And Memorandum Account Net BalancingAndMemorandumAccountNet	29016000	USD
CY2017Q4	sjw	Balancing And Memorandum Account Net BalancingAndMemorandumAccountNet	27926000	USD
CY2018Q1	sjw	Balancing And Memorandum Account Net BalancingAndMemorandumAccountNet	25575000	USD
CY2018Q2	sjw	Balancing And Memorandum Account Net BalancingAndMemorandumAccountNet	26526000	USD
CY2017Q2	sjw	Balancingand Memorandum Account Increase Decrease BalancingandMemorandumAccountIncreaseDecrease	10252000	USD
	sjw	Balancingand Memorandum Account Increase Decrease BalancingandMemorandumAccountIncreaseDecrease	14587000	USD
CY2018Q2	sjw	Balancingand Memorandum Account Increase Decrease BalancingandMemorandumAccountIncreaseDecrease	943000	USD
	sjw	Balancingand Memorandum Account Increase Decrease BalancingandMemorandumAccountIncreaseDecrease	-1408000	USD
CY2017Q2	sjw	Balancingand Memorandum Account Refunds Collections BalancingandMemorandumAccountRefundsCollections	-5303000	USD
	sjw	Balancingand Memorandum Account Refunds Collections BalancingandMemorandumAccountRefundsCollections	-11556000	USD
CY2018Q2	sjw	Balancingand Memorandum Account Refunds Collections BalancingandMemorandumAccountRefundsCollections	8000	USD
CY2017Q2	sjw	Balancingand Memorandum Account Surcharge Offset BalancingandMemorandumAccountSurchargeOffset	0	USD
	sjw	Balancingand Memorandum Account Surcharge Offset BalancingandMemorandumAccountSurchargeOffset	76000	USD
CY2018Q2	sjw	Balancingand Memorandum Account Surcharge Offset BalancingandMemorandumAccountSurchargeOffset	0	USD
	sjw	Balancingand Memorandum Account Surcharge Offset BalancingandMemorandumAccountSurchargeOffset	0	USD
CY2017Q2	sjw	Balancingand Memorandum Cost Recovery Account Increase Decrease BalancingandMemorandumCostRecoveryAccountIncreaseDecrease	0	USD
	sjw	Balancingand Memorandum Cost Recovery Account Increase Decrease BalancingandMemorandumCostRecoveryAccountIncreaseDecrease	0	USD
CY2018Q2	sjw	Balancingand Memorandum Cost Recovery Account Increase Decrease BalancingandMemorandumCostRecoveryAccountIncreaseDecrease	1351000	USD
	sjw	Balancingand Memorandum Cost Recovery Account Increase Decrease BalancingandMemorandumCostRecoveryAccountIncreaseDecrease	1030000	USD
CY2016Q4	sjw	Balancingand Memorandum Cost Recovery Account Net BalancingandMemorandumCostRecoveryAccountNet	0	USD
CY2017Q1	sjw	Balancingand Memorandum Cost Recovery Account Net BalancingandMemorandumCostRecoveryAccountNet	0	USD
CY2017Q2	sjw	Balancingand Memorandum Cost Recovery Account Net BalancingandMemorandumCostRecoveryAccountNet	0	USD
CY2017Q4	sjw	Balancingand Memorandum Cost Recovery Account Net BalancingandMemorandumCostRecoveryAccountNet	6220000	USD
CY2018Q1	sjw	Balancingand Memorandum Cost Recovery Account Net BalancingandMemorandumCostRecoveryAccountNet	5899000	USD
CY2018Q2	sjw	Balancingand Memorandum Cost Recovery Account Net BalancingandMemorandumCostRecoveryAccountNet	7250000	USD
CY2017Q2	sjw	Balancingand Memorandum Cost Recovery Account Refunds Collections BalancingandMemorandumCostRecoveryAccountRefundsCollections	0	USD
	sjw	Balancingand Memorandum Cost Recovery Account Refunds Collections BalancingandMemorandumCostRecoveryAccountRefundsCollections	0	USD
CY2018Q2	sjw	Balancingand Memorandum Cost Recovery Account Refunds Collections BalancingandMemorandumCostRecoveryAccountRefundsCollections	0	USD
	sjw	Balancingand Memorandum Cost Recovery Account Refunds Collections BalancingandMemorandumCostRecoveryAccountRefundsCollections	0	USD
CY2017Q2	sjw	Balancingand Memorandum Cost Recovery Account Surcharge Offset BalancingandMemorandumCostRecoveryAccountSurchargeOffset	0	USD
	sjw	Balancingand Memorandum Cost Recovery Account Surcharge Offset BalancingandMemorandumCostRecoveryAccountSurchargeOffset	0	USD
CY2018Q2	sjw	Balancingand Memorandum Cost Recovery Account Surcharge Offset BalancingandMemorandumCostRecoveryAccountSurchargeOffset	0	USD
	sjw	Balancingand Memorandum Cost Recovery Account Surcharge Offset BalancingandMemorandumCostRecoveryAccountSurchargeOffset	0	USD
CY2017Q2	sjw	Balancingand Memorandum Revenue Account Increase Decrease BalancingandMemorandumRevenueAccountIncreaseDecrease	10252000	USD
	sjw	Balancingand Memorandum Revenue Account Increase Decrease BalancingandMemorandumRevenueAccountIncreaseDecrease	14587000	USD
CY2018Q2	sjw	Balancingand Memorandum Revenue Account Increase Decrease BalancingandMemorandumRevenueAccountIncreaseDecrease	-408000	USD
	sjw	Balancingand Memorandum Revenue Account Increase Decrease BalancingandMemorandumRevenueAccountIncreaseDecrease	-2438000	USD
CY2016Q4	sjw	Balancingand Memorandum Revenue Account Net BalancingandMemorandumRevenueAccountNet	25909000	USD
CY2017Q1	sjw	Balancingand Memorandum Revenue Account Net BalancingandMemorandumRevenueAccountNet	24067000	USD
CY2017Q2	sjw	Balancingand Memorandum Revenue Account Net BalancingandMemorandumRevenueAccountNet	29016000	USD
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CY2018Q1	sjw	Balancingand Memorandum Revenue Account Net BalancingandMemorandumRevenueAccountNet	19676000	USD
CY2018Q2	sjw	Balancingand Memorandum Revenue Account Net BalancingandMemorandumRevenueAccountNet	19276000	USD
CY2018Q2	sjw	Balancingand Memorandum Revenue Account Refunds Collections BalancingandMemorandumRevenueAccountRefundsCollections	8000	USD
CY2017Q2	sjw	Balancingand Memorandum Revenue Account Refunds Collections BalancingandMemorandumRevenueAccountRefundsCollections	-5303000	USD
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CY2017Q2	sjw	Balancingand Memorandum Revenue Account Surcharge Offset BalancingandMemorandumRevenueAccountSurchargeOffset	0	USD
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CY2018Q2	sjw	Balancingand Memorandum Revenue Account Surcharge Offset BalancingandMemorandumRevenueAccountSurchargeOffset	0	USD
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	sjw	Cash Cash Equivalentsand Restricted Cash Period Increase Decrease CashCashEquivalentsandRestrictedCashPeriodIncreaseDecrease	-16122000	USD
	sjw	Cash Cash Equivalentsand Restricted Cash Period Increase Decrease CashCashEquivalentsandRestrictedCashPeriodIncreaseDecrease	1127000	USD
CY2017Q2	sjw	Defined Benefit Plan Capitalized Pension Non Service Cost DefinedBenefitPlanCapitalizedPensionNonServiceCost	265000	USD
CY2018Q2	sjw	Defined Benefit Plan Estimated Total Employer Contributions For Current Fiscal Year DefinedBenefitPlanEstimatedTotalEmployerContributionsForCurrentFiscalYear	7450000	USD
CY2017Q2	sjw	Defined Benefit Plan Pension Non Service Costs DefinedBenefitPlanPensionNonServiceCosts	1032000	USD
	sjw	Defined Benefit Plan Pension Non Service Costs DefinedBenefitPlanPensionNonServiceCosts	1907000	USD
CY2018Q2	sjw	Defined Benefit Plan Pension Non Service Costs DefinedBenefitPlanPensionNonServiceCosts	595000	USD
	sjw	Defined Benefit Plan Pension Non Service Costs DefinedBenefitPlanPensionNonServiceCosts	1178000	USD
	sjw	Fees Incurred On Sale Of Available For Sale Securities FeesIncurredOnSaleOfAvailableForSaleSecurities	2000	USD
CY2017Q2	sjw	Groundwater Extraction Charges GroundwaterExtractionCharges	10932000	USD
	sjw	Groundwater Extraction Charges GroundwaterExtractionCharges	18342000	USD
CY2018Q2	sjw	Groundwater Extraction Charges GroundwaterExtractionCharges	9919000	USD
	sjw	Groundwater Extraction Charges GroundwaterExtractionCharges	19451000	USD
	sjw	Increase Decrease To Regulatory Asset Related To Balancing And Memorandum Accounts IncreaseDecreaseToRegulatoryAssetRelatedToBalancingAndMemorandumAccounts	3031000	USD
	sjw	Increase Decrease To Regulatory Asset Related To Balancing And Memorandum Accounts IncreaseDecreaseToRegulatoryAssetRelatedToBalancingAndMemorandumAccounts	-1399000	USD
	sjw	Increase Decreasein Accrued Groundwater Extraction Charges Purchased Waterand Power IncreaseDecreaseinAccruedGroundwaterExtractionChargesPurchasedWaterandPower	7376000	USD
	sjw	Increase Decreasein Accrued Groundwater Extraction Charges Purchased Waterand Power IncreaseDecreaseinAccruedGroundwaterExtractionChargesPurchasedWaterandPower	4173000	USD
CY2018Q1	sjw	Memorandum Account Authorized Recovery MemorandumAccountAuthorizedRecovery	20725000	USD
	sjw	Noncash Change In Accrued Payables NoncashChangeInAccruedPayables	7985000	USD
	sjw	Noncash Change In Accrued Payables NoncashChangeInAccruedPayables	1657000	USD
	sjw	Number Of Subsidiaries NumberOfSubsidiaries	4	subsidiary
	sjw	Payments To Acquire Businesses Assets And Water Rights PaymentsToAcquireBusinessesAssetsAndWaterRights	1150000	USD
	sjw	Payments To Acquire Businesses Assets And Water Rights PaymentsToAcquireBusinessesAssetsAndWaterRights	0	USD
	sjw	Payments To Acquire Water Systems Using Contributions In Aid Of Construction PaymentsToAcquireWaterSystemsUsingContributionsInAidOfConstruction	4258000	USD
	sjw	Payments To Acquire Water Systems Using Contributions In Aid Of Construction PaymentsToAcquireWaterSystemsUsingContributionsInAidOfConstruction	3091000	USD
	sjw	Proceedsfromdepositforlonglivedassetheldforsale Proceedsfromdepositforlonglivedassetheldforsale	3000000	USD
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CY2018Q2	sjw	Regulatory Balancingand Memorandum Accounts Net Under Collected RegulatoryBalancingandMemorandumAccountsNetUnderCollected	3900000	USD
CY2018Q1	sjw	Regulatory Rate Filings Proposed Rate Increase Percentof Authorized Revenue Year Two RegulatoryRateFilingsProposedRateIncreasePercentofAuthorizedRevenueYearTwo	0.0370
CY2018Q1	sjw	Regulatory Rate Filings Requested Rate Increase Percent Of Authorized Revenue Year Three RegulatoryRateFilingsRequestedRateIncreasePercentOfAuthorizedRevenueYearThree	0.0517
CY2018Q1	sjw	Regulatory Rate Filings Requested Rate Increase Year One RegulatoryRateFilingsRequestedRateIncreaseYearOne	34288000	USD
CY2018Q1	sjw	Regulatory Rate Filings Requested Rate Increase Year Three RegulatoryRateFilingsRequestedRateIncreaseYearThree	20582000	USD
CY2018Q1	sjw	Regulatory Rate Filings Requested Rate Increase Year Two RegulatoryRateFilingsRequestedRateIncreaseYearTwo	14232000	USD
CY2018Q1	sjw	Regulatory Rate Filings Requested Rate Increaseas Percentageof Total Revenueat Timeof Request Year One RegulatoryRateFilingsRequestedRateIncreaseasPercentageofTotalRevenueatTimeofRequestYearOne	0.0976
	sjw	Utility Property Installed By Developer UtilityPropertyInstalledByDeveloper	381000	USD
	sjw	Utility Property Installed By Developer UtilityPropertyInstalledByDeveloper	565000	USD
CY2016Q2	sjw	Water Reduction Target Goal Percentage WaterReductionTargetGoalPercentage	0.2
CY2017Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	22960000	USD
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CY2017Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	17305000	USD
CY2018Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	21703000	USD
CY2017Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	1904000	USD
CY2018Q2	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	971000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	2203000	USD
CY2018Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	0	USD
CY2017Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	84866000	USD
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	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	0	USD
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	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	-87000	USD
	us-gaap	Available For Sale Securities Gross Realized Gains Losses Sale Proceeds AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds	716000	USD
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CY2017Q2	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	USD
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	USD
CY2018Q2	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	2746000	USD
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	6552000	USD
CY2017Q4	us-gaap	Capitalization Longterm Debt And Equity CapitalizationLongtermDebtAndEquity	894301000	USD
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CY2018Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	8926000	USD
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CY2017Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.22
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.44
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	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.56
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
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CY2018Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	12871000	USD
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	20520856	shares
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CY2017Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	20520856	shares
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CY2017Q4	us-gaap	Common Stock Value CommonStockValue	21000	USD
CY2018Q2	us-gaap	Common Stock Value CommonStockValue	21000	USD
CY2017Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	18744000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	22531000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	14156000	USD
CY2017Q4	us-gaap	Contributions In Aid Of Construction ContributionsInAidOfConstruction	160830000	USD
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CY2017Q2	us-gaap	Cost Of Purchased Water CostOfPurchasedWater	22181000	USD
	us-gaap	Cost Of Purchased Water CostOfPurchasedWater	36105000	USD
CY2018Q2	us-gaap	Cost Of Purchased Water CostOfPurchasedWater	23712000	USD
	us-gaap	Cost Of Purchased Water CostOfPurchasedWater	39128000	USD
CY2017Q4	us-gaap	Customer Advances For Construction CustomerAdvancesForConstruction	83695000	USD
CY2018Q2	us-gaap	Customer Advances For Construction CustomerAdvancesForConstruction	80993000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	1286000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-2129000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	85795000	USD
CY2018Q2	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	84064000	USD
CY2017Q2	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	2053000	USD
	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	4119000	USD
CY2018Q2	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	2426000	USD
	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	4853000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	140164000	USD
CY2018Q2	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	140505000	USD
CY2017Q2	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	1920000	USD
	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	3823000	USD
CY2018Q2	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	1876000	USD
	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	3753000	USD
CY2017Q2	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	2320000	USD
	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	4521000	USD
CY2018Q2	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	2202000	USD
	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	4381000	USD
CY2017Q2	us-gaap	Defined Benefit Plan Other Costs DefinedBenefitPlanOtherCosts	1165000	USD
	us-gaap	Defined Benefit Plan Other Costs DefinedBenefitPlanOtherCosts	2203000	USD
CY2018Q2	us-gaap	Defined Benefit Plan Other Costs DefinedBenefitPlanOtherCosts	1145000	USD
	us-gaap	Defined Benefit Plan Other Costs DefinedBenefitPlanOtherCosts	2278000	USD
CY2017Q2	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	1288000	USD
	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	2614000	USD
CY2018Q2	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	1607000	USD
	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	3203000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	25258000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	28389000	USD
CY2017Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.91
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.09
CY2018Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.63
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.69
CY2017Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.90
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.08
CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.62
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.68
CY2017Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	6011000	USD
CY2018Q2	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	4837000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	14413000	USD
CY2018Q2	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	15650000	USD
CY2017Q2	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	6903000	USD
	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	6903000	USD
CY2018Q2	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	0	USD
	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	0	USD
	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	-63000	USD
CY2017Q2	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	11815000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	22960000	USD
CY2018Q2	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	11958000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	23526000	USD
CY2017Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	32548000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	37787000	USD
CY2018Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	16939000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	17644000	USD
CY2017Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	11964000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	13532000	USD
CY2018Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4068000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3488000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	237000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	420000	USD
CY2017Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	7981000	USD
CY2018Q2	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	2252000	USD
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	725000	USD
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	1414000	USD
	us-gaap	Increase Decrease In Accrued Taxes Payable IncreaseDecreaseInAccruedTaxesPayable	12030000	USD
	us-gaap	Increase Decrease In Accrued Taxes Payable IncreaseDecreaseInAccruedTaxesPayable	5607000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-114000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	2105000	USD
	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	2651000	USD
	us-gaap	Increase Decrease In Pension And Postretirement Obligations IncreaseDecreaseInPensionAndPostretirementObligations	2388000	USD
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	7814000	USD
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	9359000	USD
CY2017Q2	us-gaap	Interest Expense InterestExpense	5756000	USD
	us-gaap	Interest Expense InterestExpense	11813000	USD
CY2018Q2	us-gaap	Interest Expense InterestExpense	6084000	USD
	us-gaap	Interest Expense InterestExpense	12136000	USD
CY2017Q2	us-gaap	Interest Expense Debt InterestExpenseDebt	5756000	USD
	us-gaap	Interest Expense Debt InterestExpenseDebt	11813000	USD
CY2018Q2	us-gaap	Interest Expense Debt InterestExpenseDebt	6084000	USD
	us-gaap	Interest Expense Debt InterestExpenseDebt	12136000	USD
	us-gaap	Interest Paid InterestPaid	12382000	USD
	us-gaap	Interest Paid InterestPaid	13240000	USD
CY2017Q4	us-gaap	Interest Payable Current InterestPayableCurrent	6869000	USD
CY2018Q2	us-gaap	Interest Payable Current InterestPayableCurrent	6968000	USD
CY2017Q4	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	42951000	USD
CY2018Q2	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	43074000	USD
CY2017Q4	us-gaap	Land Land	13262000	USD
CY2018Q2	us-gaap	Land Land	13262000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1458001000	USD
CY2018Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1500121000	USD
CY2017Q4	us-gaap	Liabilities Current LiabilitiesCurrent	85052000	USD
CY2018Q2	us-gaap	Liabilities Current LiabilitiesCurrent	124551000	USD
CY2017Q4	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	25000000	USD
CY2018Q2	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	59000000	USD
CY2017Q4	us-gaap	Long Term Debt LongTermDebt	431092000	USD
CY2018Q2	us-gaap	Long Term Debt LongTermDebt	431258000	USD
CY2017Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	431092000	USD
CY2018Q2	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	431258000	USD
CY2017Q2	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	0	USD
	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	0	USD
CY2018Q2	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	140000	USD
	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	-527000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-20127000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	23079000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-52986000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-67378000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	56991000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	45426000	USD
CY2017Q2	us-gaap	Net Income Loss NetIncomeLoss	18688000	USD
	us-gaap	Net Income Loss NetIncomeLoss	22359000	USD
CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	12871000	USD
	us-gaap	Net Income Loss NetIncomeLoss	14156000	USD
CY2017Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	1896000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	1896000	USD
CY2018Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	0	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	0	USD
CY2017Q4	us-gaap	Net Regulatory Assets NetRegulatoryAssets	99554000	USD
CY2018Q2	us-gaap	Net Regulatory Assets NetRegulatoryAssets	98332000	USD
CY2017Q4	us-gaap	Nontrade Receivables Current NontradeReceivablesCurrent	1118000	USD
CY2018Q2	us-gaap	Nontrade Receivables Current NontradeReceivablesCurrent	1034000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	0	USD
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	reportable_segment
CY2017Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	31819000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	43527000	USD
CY2018Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	22799000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	30130000	USD
CY2017Q2	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	1327000	USD
	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	2890000	USD
CY2018Q2	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	1321000	USD
	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	2662000	USD
CY2017Q4	us-gaap	Other Assets Current OtherAssetsCurrent	4750000	USD
CY2018Q2	us-gaap	Other Assets Current OtherAssetsCurrent	6308000	USD
CY2017Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	2709000	USD
CY2018Q2	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	2736000	USD
CY2017Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	56000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	172000	USD
CY2018Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	0	USD
CY2017Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	7926000	USD
CY2018Q2	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	8037000	USD
CY2017Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	13011000	USD
CY2018Q2	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	12971000	USD
CY2017Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	614000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	1077000	USD
CY2018Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	679000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	1442000	USD
CY2017Q2	us-gaap	Other Sales Revenue Net OtherSalesRevenueNet	-2750000	USD
	us-gaap	Other Sales Revenue Net OtherSalesRevenueNet	-6111000	USD
CY2018Q2	us-gaap	Other Sales Revenue Net OtherSalesRevenueNet	-4611000	USD
	us-gaap	Other Sales Revenue Net OtherSalesRevenueNet	-6447000	USD
	us-gaap	Payments For Proceeds From Removal Costs PaymentsForProceedsFromRemovalCosts	718000	USD
	us-gaap	Payments For Proceeds From Removal Costs PaymentsForProceedsFromRemovalCosts	2787000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	8916000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	11520000	USD
	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	119000	USD
	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	123000	USD
	us-gaap	Payments To Acquire Water Systems PaymentsToAcquireWaterSystems	60921000	USD
	us-gaap	Payments To Acquire Water Systems PaymentsToAcquireWaterSystems	62091000	USD
	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	1896000	USD
	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	0	USD
CY2017Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	72841000	USD
CY2018Q2	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	75229000	USD
	us-gaap	Proceeds From Contribution In Aid Of Construction ProceedsFromContributionInAidOfConstruction	9052000	USD
	us-gaap	Proceeds From Contribution In Aid Of Construction ProceedsFromContributionInAidOfConstruction	4560000	USD
	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	2500000	USD
	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	34000000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-248000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Equity ProceedsFromSaleOfAvailableForSaleSecuritiesEquity	714000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-2710000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Equity ProceedsFromSaleOfAvailableForSaleSecuritiesEquity	0	USD
	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale	11180000	USD
	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale	0	USD
CY2017Q2	us-gaap	Profit Loss ProfitLoss	20584000	USD
	us-gaap	Profit Loss ProfitLoss	24255000	USD
CY2018Q2	us-gaap	Profit Loss ProfitLoss	12871000	USD
	us-gaap	Profit Loss ProfitLoss	14156000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1792323000	USD
CY2018Q2	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1857639000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	45081000	USD
CY2018Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	44606000	USD
CY2017Q4	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	553059000	USD
CY2018Q2	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	579572000	USD
CY2017Q4	us-gaap	Public Utilities Property Plant And Equipment Construction Work In Progress PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress	45851000	USD
CY2018Q2	us-gaap	Public Utilities Property Plant And Equipment Construction Work In Progress PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress	68153000	USD
CY2017Q4	us-gaap	Public Utilities Property Plant And Equipment Land PublicUtilitiesPropertyPlantAndEquipmentLand	17831000	USD
CY2018Q2	us-gaap	Public Utilities Property Plant And Equipment Land PublicUtilitiesPropertyPlantAndEquipmentLand	18212000	USD
CY2017Q4	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	1239264000	USD
CY2018Q2	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	1278067000	USD
CY2017Q4	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	1714228000	USD
CY2018Q2	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	1755624000	USD
CY2018Q2	us-gaap	Public Utilities Requested Rate Increase Decrease Amount PublicUtilitiesRequestedRateIncreaseDecreaseAmount	13732000	USD
CY2018Q2	us-gaap	Public Utilities Requested Rate Increase Decrease Amount PublicUtilitiesRequestedRateIncreaseDecreaseAmount	-14801000	USD
CY2018Q2	us-gaap	Public Utilities Requested Rate Increase Decrease Percentage PublicUtilitiesRequestedRateIncreaseDecreasePercentage	0.0375
CY2018Q2	us-gaap	Public Utilities Requested Rate Increase Decrease Percentage PublicUtilitiesRequestedRateIncreaseDecreasePercentage	-0.0389
CY2017Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	11132000	USD
CY2018Q2	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	11730000	USD
CY2017Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	56213000	USD
CY2018Q2	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	56336000	USD
CY2017Q4	us-gaap	Receivables Long Term Contracts Or Programs ReceivablesLongTermContractsOrPrograms	27905000	USD
CY2018Q2	us-gaap	Receivables Long Term Contracts Or Programs ReceivablesLongTermContractsOrPrograms	32950000	USD
CY2017Q2	us-gaap	Regulated Operating Revenue RegulatedOperatingRevenue	102073000	USD
	us-gaap	Regulated Operating Revenue RegulatedOperatingRevenue	171118000	USD
CY2018Q2	us-gaap	Regulated Operating Revenue RegulatedOperatingRevenue	99086000	USD
	us-gaap	Regulated Operating Revenue RegulatedOperatingRevenue	174128000	USD
CY2017Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	99554000	USD
CY2018Q2	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	98332000	USD
CY2017Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	62476000	USD
CY2018Q2	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	61639000	USD
	us-gaap	Repayments Of Advances For Construction RepaymentsOfAdvancesForConstruction	1202000	USD
	us-gaap	Repayments Of Advances For Construction RepaymentsOfAdvancesForConstruction	1251000	USD
	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	16700000	USD
	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	0	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	2717000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	0	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	376119000	USD
CY2018Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	380898000	USD
CY2017Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	95857000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	164424000	USD
CY2018Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	98443000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	174312000	USD
CY2017Q2	us-gaap	Revenues Revenues	102073000	USD
	us-gaap	Revenues Revenues	171118000	USD
CY2018Q2	us-gaap	Revenues Revenues	99086000	USD
	us-gaap	Revenues Revenues	174128000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	1044000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	879000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	463209000	USD
CY2018Q2	us-gaap	Stockholders Equity StockholdersEquity	465294000	USD
	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	0	USD
	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-527000	USD
CY2017Q2	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	70254000	USD
	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	127591000	USD
CY2018Q2	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	76287000	USD
	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	143998000	USD
CY2017Q2	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	12033000	USD
	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	24152000	USD
CY2018Q2	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	13656000	USD
	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	27239000	USD
CY2017Q2	us-gaap	Utilities Operating Expense Maintenance UtilitiesOperatingExpenseMaintenance	4487000	USD
	us-gaap	Utilities Operating Expense Maintenance UtilitiesOperatingExpenseMaintenance	8384000	USD
CY2018Q2	us-gaap	Utilities Operating Expense Maintenance UtilitiesOperatingExpenseMaintenance	4596000	USD
	us-gaap	Utilities Operating Expense Maintenance UtilitiesOperatingExpenseMaintenance	9056000	USD
CY2017Q2	us-gaap	Utilities Operating Expense Other UtilitiesOperatingExpenseOther	3991000	USD
	us-gaap	Utilities Operating Expense Other UtilitiesOperatingExpenseOther	7851000	USD
CY2018Q2	us-gaap	Utilities Operating Expense Other UtilitiesOperatingExpenseOther	4626000	USD
	us-gaap	Utilities Operating Expense Other UtilitiesOperatingExpenseOther	8838000	USD
CY2017Q2	us-gaap	Utilities Operating Expense Purchased Power UtilitiesOperatingExpensePurchasedPower	1704000	USD
	us-gaap	Utilities Operating Expense Purchased Power UtilitiesOperatingExpensePurchasedPower	2991000	USD
CY2018Q2	us-gaap	Utilities Operating Expense Purchased Power UtilitiesOperatingExpensePurchasedPower	1624000	USD
	us-gaap	Utilities Operating Expense Purchased Power UtilitiesOperatingExpensePurchasedPower	2892000	USD
CY2017Q2	us-gaap	Utilities Operating Expense Taxes UtilitiesOperatingExpenseTaxes	3111000	USD
	us-gaap	Utilities Operating Expense Taxes UtilitiesOperatingExpenseTaxes	6806000	USD
CY2018Q2	us-gaap	Utilities Operating Expense Taxes UtilitiesOperatingExpenseTaxes	3450000	USD
	us-gaap	Utilities Operating Expense Taxes UtilitiesOperatingExpenseTaxes	7316000	USD
CY2017Q2	us-gaap	Water Production Costs WaterProductionCosts	38808000	USD
	us-gaap	Water Production Costs WaterProductionCosts	65289000	USD
CY2018Q2	us-gaap	Water Production Costs WaterProductionCosts	39881000	USD
	us-gaap	Water Production Costs WaterProductionCosts	70309000	USD
CY2017Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	20673775	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	20664556	shares
CY2018Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	20732127	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	20716665	shares
CY2017Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	20504357	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	20495211	shares
CY2018Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	20592014	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	20576757	shares

Files In Submission

Name	View Source	Status
sjw-20180630_lab.xml	Edgar Link	unprocessable
0000766829-18-000115-index-headers.html	Edgar Link	pending
0000766829-18-000115-index.html	Edgar Link	pending
0000766829-18-000115.txt	Edgar Link	pending
0000766829-18-000115-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	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
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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
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R25.htm	Edgar Link	pending
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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
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R38.htm	Edgar Link	pending
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R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
R41.htm	Edgar Link	pending
R42.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
sjw-20180630.xml	Edgar Link	completed
sjw-20180630.xsd	Edgar Link	pending
sjw-20180630_cal.xml	Edgar Link	unprocessable
sjw-20180630_def.xml	Edgar Link	unprocessable
sjw-20180630_pre.xml	Edgar Link	unprocessable
sjw-63018x10q.htm	Edgar Link	pending
sjw-63018xex311.htm	Edgar Link	pending
sjw-63018xex312.htm	Edgar Link	pending
sjw-63018xex321.htm	Edgar Link	pending
sjw-63018xex322.htm	Edgar Link	pending

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$SJW
SJW GROUP Stock $sjw

2018 Q2 Form 10-Q Financial Statement

#000076682918000115 Filed on July 27, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SJW SJW GROUP Stock $sjw

2018 Q2 Form 10-Q Financial Statement

#000076682918000115 Filed on July 27, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SJW
SJW GROUP Stock $sjw