10-K Filing

H2O AMERICA CIK: 766829 FY 2017

Filing Information

Form Type	10-K
Accession Number	`0000766829-18-000058`
Period End Date	20171231
Filing Date	20180227
Fiscal Year	2017
Fiscal Period	FY
XBRL Instance	sjw-20171231.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 110 Income Statement 143 Cash Flow Statement 141 Stockholders Equity 51 Comprehensive Income 6

Balance Sheet 110 line items

Line Item	Tag	Value	Unit	Period
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$200.00K	USD	Point-in-time
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$190.00K	USD	Point-in-time
Land	`PublicUtilitiesPropertyPlantAndEquipmentLand`	$17.92M	USD	Point-in-time
Land	`PublicUtilitiesPropertyPlantAndEquipmentLand`	$17.83M	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.00	USD	Point-in-time
Depreciable plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$1.71B	USD	Point-in-time
Depreciable plant and equipment	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$1.55B	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.00	USD	Point-in-time
Construction in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$45.85M	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	36.00M	shares	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	36.00M	shares	Point-in-time
Construction in progress	`PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress`	$70.45M	USD	Point-in-time
Intangible assets	`FiniteLivedIntangibleAssetsGross`	$23.99M	USD	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	20.52M	shares	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	20.46M	shares	Point-in-time
Intangible assets	`FiniteLivedIntangibleAssetsGross`	$14.41M	USD	Point-in-time
Property, Plant and Equipment, Gross	`PropertyPlantAndEquipmentGross`	$1.67B	USD	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	20.46M	shares	Point-in-time
Property, Plant and Equipment, Gross	`PropertyPlantAndEquipmentGross`	$1.79B	USD	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	20.52M	shares	Point-in-time
Less accumulated depreciation and amortization	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$520.02M	USD	Point-in-time
Less accumulated depreciation and amortization	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$553.06M	USD	Point-in-time
Public Utilities, Property, Plant and Equipment, Net	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$1.15B	USD	Point-in-time
Public Utilities, Property, Plant and Equipment, Net	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$1.24B	USD	Point-in-time
Real estate investments	`RealEstateInvestmentPropertyAtCost`	$62.19M	USD	Point-in-time
Real estate investments	`RealEstateInvestmentPropertyAtCost`	$56.21M	USD	Point-in-time
Less accumulated depreciation and amortization	`RealEstateInvestmentPropertyAccumulatedDepreciation`	$11.73M	USD	Point-in-time
Less accumulated depreciation and amortization	`RealEstateInvestmentPropertyAccumulatedDepreciation`	$11.13M	USD	Point-in-time
Property, Plant and Equipment, Net	`PropertyPlantAndEquipmentNet`	$50.46M	USD	Point-in-time
Property, Plant and Equipment, Net	`PropertyPlantAndEquipmentNet`	$45.08M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$6.35M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$7.80M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$5.24M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	-	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	-	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$19.00M	USD	Point-in-time
Customers, net of allowances for uncollectible accounts of $190 and $200 in 2017 and 2016, respectively	`AccountsReceivableNetCurrent`	$17.30M	USD	Point-in-time
Customers, net of allowances for uncollectible accounts of $190 and $200 in 2017 and 2016, respectively	`AccountsReceivableNetCurrent`	$16.36M	USD	Point-in-time
Income tax	`IncomeTaxesReceivable`	$7.98M	USD	Point-in-time
Income tax	`IncomeTaxesReceivable`	$9.80M	USD	Point-in-time
Other	`NontradeReceivablesCurrent`	$3.38M	USD	Point-in-time
Other	`NontradeReceivablesCurrent`	$1.12M	USD	Point-in-time
Accrued unbilled utility revenue	`ReceivablesLongTermContractsOrPrograms`	$24.25M	USD	Point-in-time
Accrued unbilled utility revenue	`ReceivablesLongTermContractsOrPrograms`	$27.91M	USD	Point-in-time
Current regulatory assets, net	`RegulatoryAssetsCurrent`	$16.06M	USD	Point-in-time
Current regulatory assets, net	`RegulatoryAssetsCurrent`	-	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$4.40M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$4.75M	USD	Point-in-time
Assets, Current	`AssetsCurrent`	$66.86M	USD	Point-in-time
Assets, Current	`AssetsCurrent`	$99.61M	USD	Point-in-time
Investment in California Water Service Group	`AvailableForSaleSecuritiesEquitySecuritiesNoncurrent`	$4.54M	USD	Point-in-time
Investment in California Water Service Group	`AvailableForSaleSecuritiesEquitySecuritiesNoncurrent`	$3.39M	USD	Point-in-time
Net regulatory assets, less current portion	`RegulatoryAssetsNoncurrent`	$135.71M	USD	Point-in-time
Net regulatory assets, less current portion	`RegulatoryAssetsNoncurrent`	$99.55M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$7.84M	USD	Point-in-time
Other	`OtherAssetsNoncurrent`	$2.71M	USD	Point-in-time
Assets, Noncurrent	`AssetsNoncurrent`	$106.80M	USD	Point-in-time
Assets, Noncurrent	`AssetsNoncurrent`	$146.94M	USD	Point-in-time
Assets	`Assets`	$1.44B	USD	Point-in-time
Assets	`Assets`	$1.46B	USD	Point-in-time
Common stock, $0.001 par value; authorized 36,000,000 shares; issued and outstanding 20,520,856 shares in 2017 and 20,456,225 shares in 2016	`CommonStockValue`	$21.00K	USD	Point-in-time
Common stock, $0.001 par value; authorized 36,000,000 shares; issued and outstanding 20,520,856 shares in 2017 and 20,456,225 shares in 2016	`CommonStockValue`	$21.00K	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$84.87M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$81.72M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$338.39M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$376.12M	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$1.52M	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$2.20M	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$383.78M	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$463.21M	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$360.15M	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$421.65M	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtNoncurrent`	$433.33M	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtNoncurrent`	$431.09M	USD	Point-in-time
Capitalization, Long-term Debt and Equity	`CapitalizationLongtermDebtAndEquity`	$854.98M	USD	Point-in-time
Capitalization, Long-term Debt and Equity	`CapitalizationLongtermDebtAndEquity`	$894.30M	USD	Point-in-time
Lines of credit	`LinesOfCreditCurrent`	$25.00M	USD	Point-in-time
Lines of credit	`LinesOfCreditCurrent`	$14.20M	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtCurrent`	-	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtCurrent`	$125.00K	USD	Point-in-time
Accrued groundwater extraction charges, purchased water and power	`Accruedgroundwaterextractionchargespurchasedwaterandpower`	$14.38M	USD	Point-in-time
Accrued groundwater extraction charges, purchased water and power	`Accruedgroundwaterextractionchargespurchasedwaterandpower`	$10.85M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$18.74M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$22.96M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$6.31M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$6.87M	USD	Point-in-time
Accrued property taxes and other non-income taxes	`AccrualForTaxesOtherThanIncomeTaxesCurrent`	$1.68M	USD	Point-in-time
Accrued property taxes and other non-income taxes	`AccrualForTaxesOtherThanIncomeTaxesCurrent`	$1.90M	USD	Point-in-time
Accrued payroll	`EmployeeRelatedLiabilitiesCurrent`	$6.01M	USD	Point-in-time
Accrued payroll	`EmployeeRelatedLiabilitiesCurrent`	$4.70M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$6.98M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$7.93M	USD	Point-in-time
Liabilities, Current	`LiabilitiesCurrent`	$85.05M	USD	Point-in-time
Liabilities, Current	`LiabilitiesCurrent`	$63.57M	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$205.20M	USD	Point-in-time
Deferred income taxes	`DeferredTaxLiabilitiesNoncurrent`	$85.80M	USD	Point-in-time
Advances for construction	`CustomerAdvancesForConstruction`	$83.69M	USD	Point-in-time
Advances for construction	`CustomerAdvancesForConstruction`	$84.81M	USD	Point-in-time
Contributions in aid of construction	`ContributionsInAidOfConstruction`	$151.58M	USD	Point-in-time
Contributions in aid of construction	`ContributionsInAidOfConstruction`	$160.83M	USD	Point-in-time
Postretirement benefit plans	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$72.84M	USD	Point-in-time
Postretirement benefit plans	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$70.18M	USD	Point-in-time
Regulatory liability	`RegulatoryLiabilityNoncurrent`	-	USD	Point-in-time
Regulatory liability	`RegulatoryLiabilityNoncurrent`	$62.48M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$13.01M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$13.05M	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Liabilities and Equity	`LiabilitiesAndStockholdersEquity`	$1.46B	USD	Point-in-time
Liabilities and Equity	`LiabilitiesAndStockholdersEquity`	$1.44B	USD	Point-in-time

Income Statement 143 line items

Line Item	Tag	Value	Unit	Period
Operating revenue	`RegulatedOperatingRevenue`	$61.11M	USD	1 Quarter
Operating revenue	`RegulatedOperatingRevenue`	$79.31M	USD	1 Quarter
Operating revenue	`RegulatedOperatingRevenue`	$102.07M	USD	1 Quarter
Operating revenue	`RegulatedOperatingRevenue`	$69.05M	USD	1 Quarter
Operating revenue	`RegulatedOperatingRevenue`	$93.53M	USD	1 Quarter
Operating revenue	`RegulatedOperatingRevenue`	$112.34M	USD	1 Quarter
Operating revenue	`RegulatedOperatingRevenue`	$86.94M	USD	1 Quarter
Operating revenue	`RegulatedOperatingRevenue`	$339.71M	USD	Annual
Operating revenue	`RegulatedOperatingRevenue`	$389.23M	USD	Annual
Operating revenue	`RegulatedOperatingRevenue`	$124.58M	USD	1 Quarter
Operating revenue	`RegulatedOperatingRevenue`	$305.08M	USD	Annual
Purchased water	`CostOfPurchasedWater`	$61.09M	USD	Annual
Purchased water	`CostOfPurchasedWater`	$86.46M	USD	Annual
Purchased water	`CostOfPurchasedWater`	$72.97M	USD	Annual
Power	`UtilitiesOperatingExpensePurchasedPower`	$7.29M	USD	Annual
Power	`UtilitiesOperatingExpensePurchasedPower`	$6.10M	USD	Annual
Power	`UtilitiesOperatingExpensePurchasedPower`	$6.12M	USD	Annual
Groundwater extraction charges	`GroundwaterExtractionCharges`	$47.82M	USD	Annual
Groundwater extraction charges	`GroundwaterExtractionCharges`	$31.24M	USD	Annual
Groundwater extraction charges	`GroundwaterExtractionCharges`	$32.09M	USD	Annual
Other production expenses	`UtilitiesOperatingExpenseOther`	$15.20M	USD	Annual
Other production expenses	`UtilitiesOperatingExpenseOther`	$12.18M	USD	Annual
Other production expenses	`UtilitiesOperatingExpenseOther`	$13.17M	USD	Annual
Total production expenses	`WaterProductionCosts`	$124.33M	USD	Annual
Total production expenses	`WaterProductionCosts`	$110.63M	USD	Annual
Total production expenses	`WaterProductionCosts`	$156.77M	USD	Annual
Administrative and general	`GeneralAndAdministrativeExpense`	$48.04M	USD	Annual
Administrative and general	`GeneralAndAdministrativeExpense`	$47.13M	USD	Annual
Administrative and general	`GeneralAndAdministrativeExpense`	$55.01M	USD	Annual
Maintenance	`UtilitiesOperatingExpenseMaintenance`	$14.96M	USD	Annual
Maintenance	`UtilitiesOperatingExpenseMaintenance`	$17.48M	USD	Annual
Maintenance	`UtilitiesOperatingExpenseMaintenance`	$17.43M	USD	Annual
Property taxes and other non-income taxes	`UtilitiesOperatingExpenseTaxes`	$12.12M	USD	Annual
Property taxes and other non-income taxes	`UtilitiesOperatingExpenseTaxes`	$13.64M	USD	Annual
Property taxes and other non-income taxes	`UtilitiesOperatingExpenseTaxes`	$11.67M	USD	Annual
Depreciation and amortization	`UtilitiesOperatingExpenseDepreciationAndAmortization`	$40.74M	USD	Annual
Depreciation and amortization	`UtilitiesOperatingExpenseDepreciationAndAmortization`	$48.29M	USD	Annual
Depreciation and amortization	`UtilitiesOperatingExpenseDepreciationAndAmortization`	$44.62M	USD	Annual
Total operating expense	`UtilitiesOperatingExpense`	$291.15M	USD	Annual
Total operating expense	`UtilitiesOperatingExpense`	$225.12M	USD	Annual
Total operating expense	`UtilitiesOperatingExpense`	$246.59M	USD	Annual
Operating income	`OperatingIncomeLoss`	$30.79M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$93.12M	USD	Annual
Operating income	`OperatingIncomeLoss`	$10.58M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$38.24M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$16.39M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$79.96M	USD	Annual
Operating income	`OperatingIncomeLoss`	$98.08M	USD	Annual
Operating income	`OperatingIncomeLoss`	$29.80M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$10.83M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$36.35M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$18.21M	USD	1 Quarter
Interest on long-term debt	`InterestExpenseDebt`	$22.61M	USD	Annual
Interest on long-term debt	`InterestExpenseDebt`	$20.93M	USD	Annual
Interest on long-term debt	`InterestExpenseDebt`	$20.20M	USD	Annual
Mortgage and other interest expense	`InterestExpenseOther`	$1.26M	USD	Annual
Mortgage and other interest expense	`InterestExpenseOther`	$1.63M	USD	Annual
Mortgage and other interest expense	`InterestExpenseOther`	$319.00K	USD	Annual
Gain on sale of equity interests in Texas Water Alliance Limited and utility property	`GainLossOnSaleOfStockInSubsidiaryOrEquityMethodInvestee`	-	USD	Annual
Gain on sale of equity interests in Texas Water Alliance Limited and utility property	`GainLossOnSaleOfStockInSubsidiaryOrEquityMethodInvestee`	$12.50M	USD	Annual
Gain on sale of equity interests in Texas Water Alliance Limited and utility property	`GainLossOnSaleOfStockInSubsidiaryOrEquityMethodInvestee`	-	USD	Annual
Gain on sale of real estate investments	`GainLossOnSaleOfProperties`	$10.42M	USD	Annual
Gain on sale of real estate investments	`GainLossOnSaleOfProperties`	$6.90M	USD	Annual
Gain on sale of real estate investments	`GainLossOnSaleOfProperties`	$1.89M	USD	Annual
Gain on sale of California Water Service Group stock	`AvailableForSaleSecuritiesGrossRealizedGainLossNet`	-	USD	Annual
Gain on sale of California Water Service Group stock	`AvailableForSaleSecuritiesGrossRealizedGainLossNet`	-	USD	Annual
Gain on sale of California Water Service Group stock	`AvailableForSaleSecuritiesGrossRealizedGainLossNet`	$3.20M	USD	Annual
Gain on sale of California Water Service Group stock	`AvailableForSaleSecuritiesGrossRealizedGainLossNet`	$3.20M	USD	1 Quarter
Dividend income	`InvestmentIncomeDividend`	$87.00K	USD	Annual
Dividend income	`InvestmentIncomeDividend`	$174.00K	USD	Annual
Dividend income	`InvestmentIncomeDividend`	$75.00K	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$1.40M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$1.32M	USD	Annual
Other, net	`OtherNonoperatingIncomeExpense`	$1.87M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$61.15M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$86.38M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$96.49M	USD	Annual
Provision for income taxes	`IncomeTaxExpenseBenefit`	$23.27M	USD	Annual
Provision for income taxes	`IncomeTaxExpenseBenefit`	$33.54M	USD	Annual
Provision for income taxes	`IncomeTaxExpenseBenefit`	$35.39M	USD	Annual
Net income before noncontrolling interest	`ProfitLoss`	$61.10M	USD	Annual
Net income before noncontrolling interest	`ProfitLoss`	$52.84M	USD	Annual
Net income before noncontrolling interest	`ProfitLoss`	$37.88M	USD	Annual
Less net income attributable to the noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	-	USD	Annual
Less net income attributable to the noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	-	USD	Annual
Less net income attributable to the noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$1.90M	USD	Annual
SJW Group net income	`NetIncomeLoss`	$16.77M	USD	1 Quarter
SJW Group net income	`NetIncomeLoss`	$18.69M	USD	1 Quarter
SJW Group net income	`NetIncomeLoss`	$52.84M	USD	Annual
SJW Group net income	`NetIncomeLoss`	$17.30M	USD	1 Quarter
SJW Group net income	`NetIncomeLoss`	$3.67M	USD	1 Quarter
SJW Group net income	`NetIncomeLoss`	$3.38M	USD	1 Quarter
SJW Group net income	`NetIncomeLoss`	$13.73M	USD	1 Quarter
SJW Group net income	`NetIncomeLoss`	$18.96M	USD	1 Quarter
SJW Group net income	`NetIncomeLoss`	$19.54M	USD	1 Quarter
SJW Group net income	`NetIncomeLoss`	$37.88M	USD	Annual
SJW Group net income	`NetIncomeLoss`	$59.20M	USD	Annual
Unrealized income (loss) on investment, net of taxes of $466 in 2017, $657 in 2016, and ($141) in 2015	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-206.00K	USD	Annual
Unrealized income (loss) on investment, net of taxes of $466 in 2017, $657 in 2016, and ($141) in 2015	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$955.00K	USD	Annual
Unrealized income (loss) on investment, net of taxes of $466 in 2017, $657 in 2016, and ($141) in 2015	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$679.00K	USD	Annual
Reclassification adjustment for gain realized on investment, net of taxes of $1,198 in 2016	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$1.74M	USD	Annual
Reclassification adjustment for gain realized on investment, net of taxes of $1,198 in 2016	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$1.74M	USD	1 Quarter
Reclassification adjustment for gain realized on investment, net of taxes of $1,198 in 2016	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	-	USD	Annual
Reclassification adjustment for gain realized on investment, net of taxes of $1,198 in 2016	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	-	USD	Annual
SJW Group comprehensive income	`ComprehensiveIncomeNetOfTax`	$18.74M	USD	1 Quarter
SJW Group comprehensive income	`ComprehensiveIncomeNetOfTax`	$3.91M	USD	1 Quarter
SJW Group comprehensive income	`ComprehensiveIncomeNetOfTax`	$13.83M	USD	1 Quarter
SJW Group comprehensive income	`ComprehensiveIncomeNetOfTax`	$19.62M	USD	1 Quarter
SJW Group comprehensive income	`ComprehensiveIncomeNetOfTax`	$59.88M	USD	Annual
SJW Group comprehensive income	`ComprehensiveIncomeNetOfTax`	$3.79M	USD	1 Quarter
SJW Group comprehensive income	`ComprehensiveIncomeNetOfTax`	$15.52M	USD	1 Quarter
SJW Group comprehensive income	`ComprehensiveIncomeNetOfTax`	$37.68M	USD	Annual
SJW Group comprehensive income	`ComprehensiveIncomeNetOfTax`	$18.79M	USD	1 Quarter
SJW Group comprehensive income	`ComprehensiveIncomeNetOfTax`	$52.05M	USD	Annual
SJW Group comprehensive income	`ComprehensiveIncomeNetOfTax`	$17.73M	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.84	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.18	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.93	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.91	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.86	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.95	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$2.59	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.67	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.17	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.82	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$2.89	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.18	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.85	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.84	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.16	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.94	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.67	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$2.86	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.90	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$2.57	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.82	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.92	USD	1 Quarter
Basic (shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	20.36M	shares	Annual
Basic (shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	20.44M	shares	Annual
Basic (shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	20.51M	shares	Annual
Diluted (shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	20.69M	shares	Annual
Diluted (shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	20.59M	shares	Annual
Diluted (shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	20.52M	shares	Annual

Cash Flow Statement 141 line items

Line Item	Tag	Value	Unit	Period
Net income before noncontrolling interest	`ProfitLoss`	$61.10M	USD	Annual
Net income before noncontrolling interest	`ProfitLoss`	$52.84M	USD	Annual
Net income before noncontrolling interest	`ProfitLoss`	$37.88M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$42.33M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$46.30M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$50.50M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-436.00K	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$4.80M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$15.62M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$1.69M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$2.64M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$1.60M	USD	Annual
Gain on sale of Texas Water Alliance Limited and utility property	`GainLossOnDispositionOfAssets`	-	USD	Annual
Gain on sale of Texas Water Alliance Limited and utility property	`GainLossOnDispositionOfAssets`	-	USD	Annual
Gain on sale of Texas Water Alliance Limited and utility property	`GainLossOnDispositionOfAssets`	$12.50M	USD	Annual
Gain on sale of real estate investments	`GainLossOnSaleOfProperties`	$10.42M	USD	Annual
Gain on sale of real estate investments	`GainLossOnSaleOfProperties`	$6.90M	USD	Annual
Gain on sale of real estate investments	`GainLossOnSaleOfProperties`	$1.89M	USD	Annual
Gain on sale of California Water Service Group stock	`AvailableForSaleSecuritiesGrossRealizedGainLossNet`	-	USD	Annual
Gain on sale of California Water Service Group stock	`AvailableForSaleSecuritiesGrossRealizedGainLossNet`	-	USD	Annual
Gain on sale of California Water Service Group stock	`AvailableForSaleSecuritiesGrossRealizedGainLossNet`	$3.20M	USD	Annual
Gain on sale of California Water Service Group stock	`AvailableForSaleSecuritiesGrossRealizedGainLossNet`	$3.20M	USD	1 Quarter
Accounts receivable and accrued unbilled utility revenue	`IncreaseDecreaseInReceivables`	$-735.00K	USD	Annual
Accounts receivable and accrued unbilled utility revenue	`IncreaseDecreaseInReceivables`	$1.70M	USD	Annual
Accounts receivable and accrued unbilled utility revenue	`IncreaseDecreaseInReceivables`	$5.38M	USD	Annual
Accounts payable and other current liabilities	`IncreaseDecreaseInAccountsPayable`	$-337.00K	USD	Annual
Accounts payable and other current liabilities	`IncreaseDecreaseInAccountsPayable`	$2.89M	USD	Annual
Accounts payable and other current liabilities	`IncreaseDecreaseInAccountsPayable`	$1.55M	USD	Annual
Accrued groundwater extraction charges, purchased water and power	`IncreaseDecreaseinAccruedGroundwaterExtractionChargesPurchasedWaterandPower`	$1.13M	USD	Annual
Accrued groundwater extraction charges, purchased water and power	`IncreaseDecreaseinAccruedGroundwaterExtractionChargesPurchasedWaterandPower`	$3.54M	USD	Annual
Accrued groundwater extraction charges, purchased water and power	`IncreaseDecreaseinAccruedGroundwaterExtractionChargesPurchasedWaterandPower`	$3.68M	USD	Annual
Tax receivable and accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$-3.30M	USD	Annual
Tax receivable and accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$2.16M	USD	Annual
Tax receivable and accrued taxes	`IncreaseDecreaseInAccruedTaxesPayable`	$-680.00K	USD	Annual
Postretirement benefits	`IncreaseDecreaseInPensionAndPostretirementObligations`	$-117.00K	USD	Annual
Postretirement benefits	`IncreaseDecreaseInPensionAndPostretirementObligations`	$-769.00K	USD	Annual
Postretirement benefits	`IncreaseDecreaseInPensionAndPostretirementObligations`	$-349.00K	USD	Annual
Regulatory asset related to balancing and memorandum accounts	`IncreaseDecreaseToRegulatoryAssetRelatedToBalancingAndMemorandumAccounts`	$-19.30M	USD	Annual
Regulatory asset related to balancing and memorandum accounts	`IncreaseDecreaseToRegulatoryAssetRelatedToBalancingAndMemorandumAccounts`	$-1.43M	USD	Annual
Regulatory asset related to balancing and memorandum accounts	`IncreaseDecreaseToRegulatoryAssetRelatedToBalancingAndMemorandumAccounts`	$979.00K	USD	Annual
Other noncurrent assets and noncurrent liabilities	`IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilities`	$-741.00K	USD	Annual
Other noncurrent assets and noncurrent liabilities	`IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilities`	$-5.47M	USD	Annual
Other noncurrent assets and noncurrent liabilities	`IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilities`	$-1.95M	USD	Annual
Other changes, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$783.00K	USD	Annual
Other changes, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$-854.00K	USD	Annual
Other changes, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$-827.00K	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$101.11M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$114.57M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$98.15M	USD	Annual
Company-funded	`PaymentsToAcquireWaterSystems`	$96.01M	USD	Annual
Company-funded	`PaymentsToAcquireWaterSystems`	$129.13M	USD	Annual
Company-funded	`PaymentsToAcquireWaterSystems`	$141.21M	USD	Annual
Contributions in aid of construction	`PaymentsToAcquireWaterSystemsUsingContributionsInAidOfConstruction`	$13.09M	USD	Annual
Contributions in aid of construction	`PaymentsToAcquireWaterSystemsUsingContributionsInAidOfConstruction`	$7.84M	USD	Annual
Contributions in aid of construction	`PaymentsToAcquireWaterSystemsUsingContributionsInAidOfConstruction`	$10.76M	USD	Annual
Additions to real estate investment	`PaymentsToAcquireRealEstate`	$116.00K	USD	Annual
Additions to real estate investment	`PaymentsToAcquireRealEstate`	$1.10M	USD	Annual
Additions to real estate investment	`PaymentsToAcquireRealEstate`	$328.00K	USD	Annual
Payments for business/asset acquisition and water rights	`PaymentsToAcquireBusinessesAssetsAndWaterRights`	$991.00K	USD	Annual
Payments for business/asset acquisition and water rights	`PaymentsToAcquireBusinessesAssetsAndWaterRights`	$1.07M	USD	Annual
Payments for business/asset acquisition and water rights	`PaymentsToAcquireBusinessesAssetsAndWaterRights`	$1.15M	USD	Annual
Cost to retire utility plant, net of salvage	`PaymentsForProceedsFromRemovalCosts`	$3.67M	USD	Annual
Cost to retire utility plant, net of salvage	`PaymentsForProceedsFromRemovalCosts`	$3.36M	USD	Annual
Cost to retire utility plant, net of salvage	`PaymentsForProceedsFromRemovalCosts`	$3.36M	USD	Annual
Proceeds from sale of Texas Water Alliance Limited and utility property	`ProceedsFromSaleOfOtherProductiveAssets`	-	USD	Annual
Proceeds from sale of Texas Water Alliance Limited and utility property	`ProceedsFromSaleOfOtherProductiveAssets`	-	USD	Annual
Proceeds from sale of Texas Water Alliance Limited and utility property	`ProceedsFromSaleOfOtherProductiveAssets`	$28.62M	USD	Annual
Proceeds from sale of real estate investments	`ProceedsFromSaleOfPropertyHeldForSale`	$1.93M	USD	Annual
Proceeds from sale of real estate investments	`ProceedsFromSaleOfPropertyHeldForSale`	$20.34M	USD	Annual
Proceeds from sale of real estate investments	`ProceedsFromSaleOfPropertyHeldForSale`	$11.18M	USD	Annual
Proceeds from sale of California Water Service Group stock	`ProceedsFromSaleOfAvailableForSaleSecuritiesEquity`	$4.51M	USD	Annual
Proceeds from sale of California Water Service Group stock	`ProceedsFromSaleOfAvailableForSaleSecuritiesEquity`	-	USD	Annual
Proceeds from sale of California Water Service Group stock	`ProceedsFromSaleOfAvailableForSaleSecuritiesEquity`	-	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-113.87M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-110.61M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-122.13M	USD	Annual
Borrowings from lines of credit	`ProceedsFromLinesOfCredit`	$62.08M	USD	Annual
Borrowings from lines of credit	`ProceedsFromLinesOfCredit`	$56.50M	USD	Annual
Borrowings from lines of credit	`ProceedsFromLinesOfCredit`	$97.00M	USD	Annual
Repayments of lines of credit	`RepaymentsOfLinesOfCredit`	$75.60M	USD	Annual
Repayments of lines of credit	`RepaymentsOfLinesOfCredit`	$82.47M	USD	Annual
Repayments of lines of credit	`RepaymentsOfLinesOfCredit`	$45.70M	USD	Annual
Long-term borrowings	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	Annual
Long-term borrowings	`ProceedsFromIssuanceOfLongTermDebt`	$51.00M	USD	Annual
Long-term borrowings	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	Annual
Long-term borrowings held as restricted cash	`ProceedsFromRepaymentsOfRestrictedCashFinancingActivities`	-	USD	Annual
Long-term borrowings held as restricted cash	`ProceedsFromRepaymentsOfRestrictedCashFinancingActivities`	-	USD	Annual
Long-term borrowings held as restricted cash	`ProceedsFromRepaymentsOfRestrictedCashFinancingActivities`	$19.00M	USD	Annual
Repayments of long-term borrowings	`RepaymentsOfLongTermDebt`	$633.00K	USD	Annual
Repayments of long-term borrowings	`RepaymentsOfLongTermDebt`	$16.60M	USD	Annual
Repayments of long-term borrowings	`RepaymentsOfLongTermDebt`	$2.72M	USD	Annual
Payment to noncontrolling interest	`PaymentsToMinorityShareholders`	-	USD	Annual
Payment to noncontrolling interest	`PaymentsToMinorityShareholders`	-	USD	Annual
Payment to noncontrolling interest	`PaymentsToMinorityShareholders`	$1.90M	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	-	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	-	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$1.27M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$15.88M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$16.56M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$21.33M	USD	Annual
Receipts of advances and contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$12.58M	USD	Annual
Receipts of advances and contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$12.27M	USD	Annual
Receipts of advances and contributions in aid of construction	`ProceedsFromContributionInAidOfConstruction`	$14.37M	USD	Annual
Refunds of advances for construction	`RepaymentsOfAdvancesForConstruction`	$2.52M	USD	Annual
Refunds of advances for construction	`RepaymentsOfAdvancesForConstruction`	$2.48M	USD	Annual
Refunds of advances for construction	`RepaymentsOfAdvancesForConstruction`	$2.62M	USD	Annual
Other changes, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$632.00K	USD	Annual
Other changes, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$397.00K	USD	Annual
Other changes, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$658.00K	USD	Annual
Net cash (used) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$27.67M	USD	Annual
Net cash (used) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$15.30M	USD	Annual
Net cash (used) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-4.79M	USD	Annual
Net change in cash, cash equivalents and restricted cash	`CashCashEquivalentsandRestrictedCashPeriodIncreaseDecrease`	$-17.55M	USD	Annual
Net change in cash, cash equivalents and restricted cash	`CashCashEquivalentsandRestrictedCashPeriodIncreaseDecrease`	$20.11M	USD	Annual
Net change in cash, cash equivalents and restricted cash	`CashCashEquivalentsandRestrictedCashPeriodIncreaseDecrease`	$2.84M	USD	Annual
Cash and cash equivalents, beginning of year	`CashCashEquivalentsandRestrictedCashatCarryingValue`	$5.24M	USD	Point-in-time
Cash and cash equivalents, beginning of year	`CashCashEquivalentsandRestrictedCashatCarryingValue`	$2.40M	USD	Point-in-time
Cash and cash equivalents, beginning of year	`CashCashEquivalentsandRestrictedCashatCarryingValue`	$7.80M	USD	Point-in-time
Cash and cash equivalents, beginning of year	`CashCashEquivalentsandRestrictedCashatCarryingValue`	$25.35M	USD	Point-in-time
Cash, cash equivalents and restricted cash, end of year	`CashCashEquivalentsandRestrictedCashatCarryingValue`	$5.24M	USD	Point-in-time
Cash, cash equivalents and restricted cash, end of year	`CashCashEquivalentsandRestrictedCashatCarryingValue`	$2.40M	USD	Point-in-time
Cash, cash equivalents and restricted cash, end of year	`CashCashEquivalentsandRestrictedCashatCarryingValue`	$7.80M	USD	Point-in-time
Cash, cash equivalents and restricted cash, end of year	`CashCashEquivalentsandRestrictedCashatCarryingValue`	$25.35M	USD	Point-in-time
Interest	`InterestPaid`	$23.63M	USD	Annual
Interest	`InterestPaid`	$25.25M	USD	Annual
Interest	`InterestPaid`	$23.96M	USD	Annual
Income Taxes Paid, Net	`IncomeTaxesPaidNet`	$27.52M	USD	Annual
Income Taxes Paid, Net	`IncomeTaxesPaidNet`	$34.05M	USD	Annual
Income Taxes Paid, Net	`IncomeTaxesPaidNet`	$9.72M	USD	Annual
Increase (Decrease) in accrued payables for construction costs capitalized	`NoncashChangeInAccruedPayables`	$3.70M	USD	Annual
Increase (Decrease) in accrued payables for construction costs capitalized	`NoncashChangeInAccruedPayables`	$2.27M	USD	Annual
Increase (Decrease) in accrued payables for construction costs capitalized	`NoncashChangeInAccruedPayables`	$7.54M	USD	Annual
Utility property installed by developers	`UtilityPropertyInstalledByDeveloper`	$3.72M	USD	Annual
Utility property installed by developers	`UtilityPropertyInstalledByDeveloper`	$1.01M	USD	Annual
Utility property installed by developers	`UtilityPropertyInstalledByDeveloper`	$9.61M	USD	Annual
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$6.35M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$7.80M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$5.24M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	-	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	-	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalents`	$19.00M	USD	Point-in-time

Stockholders Equity 51 line items

Line Item	Tag	Value	Unit	Period
Cumulative Effect on Retained Earnings, Tax	`CumulativeEffectOnRetainedEarningsTax1`	$300.00K	USD	Annual
Cumulative Effect on Retained Earnings, Tax	`CumulativeEffectOnRetainedEarningsTax1`	-	USD	Annual
Cumulative Effect on Retained Earnings, Tax	`CumulativeEffectOnRetainedEarningsTax1`	-	USD	Annual
Unrealized loss on investment, taxes	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-141.00K	USD	Annual
Unrealized loss on investment, taxes	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$466.00K	USD	Annual
Unrealized loss on investment, taxes	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$657.00K	USD	Annual
Reclassification adjustment for gain on investment, taxes	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	-	USD	Annual
Reclassification adjustment for gain on investment, taxes	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	-	USD	Annual
Reclassification adjustment for gain on investment, taxes	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$1.20M	USD	Annual
Common stock, dividends per share, paid	`CommonStockDividendsPerShareCashPaid`	$0.78	USD	Annual
Common stock, dividends per share, paid	`CommonStockDividendsPerShareCashPaid`	$1.04	USD	Annual
Common stock, dividends per share, paid	`CommonStockDividendsPerShareCashPaid`	$0.81	USD	Annual
Balance, value	`StockholdersEquity`	$383.78M	USD	Point-in-time
Balance, value	`StockholdersEquity`	$463.21M	USD	Point-in-time
Balance, value	`StockholdersEquity`	$360.15M	USD	Point-in-time
Balance, value	`StockholdersEquity`	$421.65M	USD	Point-in-time
Balance, shares	`CommonStockSharesOutstanding`	20.46M	shares	Point-in-time
Balance, shares	`CommonStockSharesOutstanding`	20.52M	shares	Point-in-time
Net income	`ProfitLoss`	$61.10M	USD	Annual
Net income	`ProfitLoss`	$52.84M	USD	Annual
Net income	`ProfitLoss`	$37.88M	USD	Annual
Distribution to noncontrolling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$1.90M	USD	Annual
Cumulative effect of change in accounting principle, net of tax effect of $300	`CumulativeEffectOnRetainedEarningsNetOfTax1`	$-436.00K	USD	Annual
Unrealized loss on investment, net of tax effect	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-206.00K	USD	Annual
Unrealized loss on investment, net of tax effect	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$955.00K	USD	Annual
Unrealized loss on investment, net of tax effect	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$679.00K	USD	Annual
Reclassification adjustment for gain realized on investment, net of tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$1.74M	USD	Annual
Reclassification adjustment for gain realized on investment, net of tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$1.74M	USD	1 Quarter
Reclassification adjustment for gain realized on investment, net of tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	-	USD	Annual
Reclassification adjustment for gain realized on investment, net of tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	-	USD	Annual
Share-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$2.50M	USD	Annual
Share-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$1.49M	USD	Annual
Share-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$1.58M	USD	Annual
Issuance of restricted and deferred stock units, value	`StockIssuedDuringPeriodValueShareBasedCompensation`	$-161.00K	USD	Annual
Issuance of restricted and deferred stock units, value	`StockIssuedDuringPeriodValueShareBasedCompensation`	$-111.00K	USD	Annual
Issuance of restricted and deferred stock units, value	`StockIssuedDuringPeriodValueShareBasedCompensation`	$-707.00K	USD	Annual
Employee stock purchase plan, value	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$1.22M	USD	Annual
Employee stock purchase plan, value	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$895.00K	USD	Annual
Employee stock purchase plan, value	`StockIssuedDuringPeriodValueEmployeeStockPurchasePlan`	$954.00K	USD	Annual
Employee stock purchase plan, shares	`StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans`	27,743.00	shares	Annual
Employee stock purchase plan, shares	`StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans`	30,214.00	shares	Annual
Employee stock purchase plan, shares	`StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans`	33,318.00	shares	Annual
Dividends	`Dividends`	$16.56M	USD	Annual
Dividends	`Dividends`	$21.33M	USD	Annual
Dividends	`Dividends`	$15.88M	USD	Annual
Balance, value	`StockholdersEquity`	$383.78M	USD	Point-in-time
Balance, value	`StockholdersEquity`	$463.21M	USD	Point-in-time
Balance, value	`StockholdersEquity`	$360.15M	USD	Point-in-time
Balance, value	`StockholdersEquity`	$421.65M	USD	Point-in-time
Balance, shares	`CommonStockSharesOutstanding`	20.46M	shares	Point-in-time
Balance, shares	`CommonStockSharesOutstanding`	20.52M	shares	Point-in-time

Comprehensive Income 6 line items

Line Item	Tag	Value	Unit	Period
Unrealized loss on investment, taxes	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-141.00K	USD	Annual
Unrealized loss on investment, taxes	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$466.00K	USD	Annual
Unrealized loss on investment, taxes	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$657.00K	USD	Annual
Reclassification adjustment for gain on investment, taxes	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	-	USD	Annual
Reclassification adjustment for gain on investment, taxes	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	-	USD	Annual
Reclassification adjustment for gain on investment, taxes	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$1.20M	USD	Annual

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.