3.19.3 html 833 479 1 false 133 0 false 15 false false R1.htm 0001000 - Document - Cover Page Sheet http://www.greatplainsenergy.com/role/CoverPage Cover Page Cover 1 false false R2.htm 1001000 - Statement - Consolidated Balance Sheets Sheet http://www.greatplainsenergy.com/role/ConsolidatedBalanceSheets Consolidated Balance Sheets Statements 2 false false R3.htm 1001501 - Statement - Consolidated Balance Sheets (Parenthetical) Sheet http://www.greatplainsenergy.com/role/ConsolidatedBalanceSheetsParenthetical Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 1002000 - Statement - Consolidated Statements of Comprehensive Income Sheet http://www.greatplainsenergy.com/role/ConsolidatedStatementsOfComprehensiveIncome Consolidated Statements of Comprehensive Income Statements 4 false false R5.htm 1003000 - Statement - Consolidated Statements of Cash Flows Sheet http://www.greatplainsenergy.com/role/ConsolidatedStatementsOfCashFlows Consolidated Statements of Cash Flows Statements 5 false false R6.htm 1003001 - Statement - Consolidated Statements of Cash Flows (Parenthetical) Sheet http://www.greatplainsenergy.com/role/ConsolidatedStatementsOfCashFlowsParenthetical Consolidated Statements of Cash Flows (Parenthetical) Statements 6 false false R7.htm 1004000 - Statement - Consolidated Statements of Changes in Equity Sheet http://www.greatplainsenergy.com/role/ConsolidatedStatementsOfChangesInEquity Consolidated Statements of Changes in Equity Statements 7 false false R8.htm 1004501 - Statement - Consolidated Statements of Changes in Equity (Parenthetical) Sheet http://www.greatplainsenergy.com/role/ConsolidatedStatementsOfChangesInEquityParenthetical Consolidated Statements of Changes in Equity (Parenthetical) Statements 8 false false R9.htm 1005000 - Statement - Consolidated Balance Sheets - Evergy Kansas Central, Inc Sheet http://www.greatplainsenergy.com/role/ConsolidatedBalanceSheetsEvergyKansasCentralInc Consolidated Balance Sheets - Evergy Kansas Central, Inc Statements 9 false false R10.htm 1005001 - Statement - Consolidated Balance Sheets - Evergy Kansas Central, Inc (Parenthetical) Sheet http://www.greatplainsenergy.com/role/ConsolidatedBalanceSheetsEvergyKansasCentralIncParenthetical Consolidated Balance Sheets - Evergy Kansas Central, Inc (Parenthetical) Statements 10 false false R11.htm 1006000 - Statement - Consolidated Statements of Income - Evergy Kansas Central, Inc Sheet http://www.greatplainsenergy.com/role/ConsolidatedStatementsOfIncomeEvergyKansasCentralInc Consolidated Statements of Income - Evergy Kansas Central, Inc Statements 11 false false R12.htm 1007000 - Statement - Consolidated Statements of Cash Flows - Evergy Kansas Central, Inc Sheet http://www.greatplainsenergy.com/role/ConsolidatedStatementsOfCashFlowsEvergyKansasCentralInc Consolidated Statements of Cash Flows - Evergy Kansas Central, Inc Statements 12 false false R13.htm 1007001 - Statement - Consolidated Statements of Cash Flows -Evergy Kansas Central, Inc (Parenthetical) Sheet http://www.greatplainsenergy.com/role/ConsolidatedStatementsOfCashFlowsEvergyKansasCentralIncParenthetical Consolidated Statements of Cash Flows -Evergy Kansas Central, Inc (Parenthetical) Statements 13 false false R14.htm 1008000 - Statement - Consolidated Statements of Changes in Equity - Evergy Kansas Central, Inc Sheet http://www.greatplainsenergy.com/role/ConsolidatedStatementsOfChangesInEquityEvergyKansasCentralInc Consolidated Statements of Changes in Equity - Evergy Kansas Central, Inc Statements 14 false false R15.htm 1009000 - Statement - Consolidated Balance Sheets - Evergy Metro, Inc Sheet http://www.greatplainsenergy.com/role/ConsolidatedBalanceSheetsEvergyMetroInc Consolidated Balance Sheets - Evergy Metro, Inc Statements 15 false false R16.htm 1009001 - Statement - Consolidated Balance Sheets - Evergy Metro, Inc (Parenthetical) Sheet http://www.greatplainsenergy.com/role/ConsolidatedBalanceSheetsEvergyMetroIncParenthetical Consolidated Balance Sheets - Evergy Metro, Inc (Parenthetical) Statements 16 false false R17.htm 1010000 - Statement - Consolidated Statements of Comprehensive Income - Evergy Metro, Inc Sheet http://www.greatplainsenergy.com/role/ConsolidatedStatementsOfComprehensiveIncomeEvergyMetroInc Consolidated Statements of Comprehensive Income - Evergy Metro, Inc Statements 17 false false R18.htm 1011000 - Statement - Consolidated Statements of Cash Flows - Evergy Metro, Inc Sheet http://www.greatplainsenergy.com/role/ConsolidatedStatementsOfCashFlowsEvergyMetroInc Consolidated Statements of Cash Flows - Evergy Metro, Inc Statements 18 false false R19.htm 1011001 - Statement - Consolidated Statements of Cash Flows - Evergy Metro, Inc (Parenthetical) Sheet http://www.greatplainsenergy.com/role/ConsolidatedStatementsOfCashFlowsEvergyMetroIncParenthetical Consolidated Statements of Cash Flows - Evergy Metro, Inc (Parenthetical) Statements 19 false false R20.htm 1012000 - Statement - Consolidated Statements of Changes in Equity - Evergy Metro, Inc Sheet http://www.greatplainsenergy.com/role/ConsolidatedStatementsOfChangesInEquityEvergyMetroInc Consolidated Statements of Changes in Equity - Evergy Metro, Inc Statements 20 false false R21.htm 2101100 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION Sheet http://www.greatplainsenergy.com/role/OrganizationAndBasisOfPresentation ORGANIZATION AND BASIS OF PRESENTATION Notes 21 false false R22.htm 2102100 - Disclosure - MERGER OF GREAT PLAINS ENERGY AND EVERGY KANSAS CENTRAL Sheet http://www.greatplainsenergy.com/role/MergerOfGreatPlainsEnergyAndEvergyKansasCentral MERGER OF GREAT PLAINS ENERGY AND EVERGY KANSAS CENTRAL Notes 22 false false R23.htm 2103100 - Disclosure - RECEIVABLES Sheet http://www.greatplainsenergy.com/role/Receivables RECEIVABLES Notes 23 false false R24.htm 2103100 - Disclosure - REVENUE Sheet http://www.greatplainsenergy.com/role/Revenue REVENUE Notes 24 false false R25.htm 2104100 - Disclosure - RATE MATTERS AND REGULATION Sheet http://www.greatplainsenergy.com/role/RateMattersAndRegulation RATE MATTERS AND REGULATION Notes 25 false false R26.htm 2105100 - Disclosure - GOODWILL Sheet http://www.greatplainsenergy.com/role/Goodwill GOODWILL Notes 26 false false R27.htm 2106100 - Disclosure - PENSION PLANS AND POST-RETIREMENT BENEFITS Sheet http://www.greatplainsenergy.com/role/PensionPlansAndPostRetirementBenefits PENSION PLANS AND POST-RETIREMENT BENEFITS Notes 27 false false R28.htm 2107100 - Disclosure - SHORT-TERM BORROWINGS AND SHORT-TERM BANK LINES OF CREDIT Sheet http://www.greatplainsenergy.com/role/ShortTermBorrowingsAndShortTermBankLinesOfCredit SHORT-TERM BORROWINGS AND SHORT-TERM BANK LINES OF CREDIT Notes 28 false false R29.htm 2108100 - Disclosure - LONG-TERM DEBT Sheet http://www.greatplainsenergy.com/role/LongTermDebt LONG-TERM DEBT Notes 29 false false R30.htm 2109100 - Disclosure - FAIR VALUE MEASUREMENTS Sheet http://www.greatplainsenergy.com/role/FairValueMeasurements FAIR VALUE MEASUREMENTS Notes 30 false false R31.htm 2110100 - Disclosure - COMMITMENTS AND CONTINGENCIES Sheet http://www.greatplainsenergy.com/role/CommitmentsAndContingencies COMMITMENTS AND CONTINGENCIES Notes 31 false false R32.htm 2111100 - Disclosure - RELATED PARTY TRANSACTIONS AND RELATIONSHIPS Sheet http://www.greatplainsenergy.com/role/RelatedPartyTransactionsAndRelationships RELATED PARTY TRANSACTIONS AND RELATIONSHIPS Notes 32 false false R33.htm 2112100 - Disclosure - SHAREHOLDERS' EQUITY Sheet http://www.greatplainsenergy.com/role/ShareholdersEquity SHAREHOLDERS' EQUITY Notes 33 false false R34.htm 2113100 - Disclosure - TAXES Sheet http://www.greatplainsenergy.com/role/Taxes TAXES Notes 34 false false R35.htm 2116100 - Disclosure - LEASES Sheet http://www.greatplainsenergy.com/role/Leases LEASES Notes 35 false false R36.htm 2201201 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION (Policies) Sheet http://www.greatplainsenergy.com/role/OrganizationAndBasisOfPresentationPolicies ORGANIZATION AND BASIS OF PRESENTATION (Policies) Policies 36 false false R37.htm 2301302 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION (Tables) Sheet http://www.greatplainsenergy.com/role/OrganizationAndBasisOfPresentationTables ORGANIZATION AND BASIS OF PRESENTATION (Tables) Tables http://www.greatplainsenergy.com/role/OrganizationAndBasisOfPresentation 37 false false R38.htm 2302300 - Disclosure - MERGER OF GREAT PLAINS ENERGY AND EVERGY KANSAS CENTRAL (Tables) Sheet http://www.greatplainsenergy.com/role/MergerOfGreatPlainsEnergyAndEvergyKansasCentralTables MERGER OF GREAT PLAINS ENERGY AND EVERGY KANSAS CENTRAL (Tables) Tables http://www.greatplainsenergy.com/role/MergerOfGreatPlainsEnergyAndEvergyKansasCentral 38 false false R39.htm 2303301 - Disclosure - RECEIVABLES (Tables) Sheet http://www.greatplainsenergy.com/role/ReceivablesTables RECEIVABLES (Tables) Tables http://www.greatplainsenergy.com/role/Receivables 39 false false R40.htm 2303301 - Disclosure - REVENUE (Tables) Sheet http://www.greatplainsenergy.com/role/RevenueTables REVENUE (Tables) Tables http://www.greatplainsenergy.com/role/Revenue 40 false false R41.htm 2306301 - Disclosure - PENSION PLANS AND POST-RETIREMENT BENEFITS (Tables) Sheet http://www.greatplainsenergy.com/role/PensionPlansAndPostRetirementBenefitsTables PENSION PLANS AND POST-RETIREMENT BENEFITS (Tables) Tables http://www.greatplainsenergy.com/role/PensionPlansAndPostRetirementBenefits 41 false false R42.htm 2307301 - Disclosure - SHORT-TERM BORROWINGS AND SHORT-TERM BANK LINES OF CREDIT (Tables) Sheet http://www.greatplainsenergy.com/role/ShortTermBorrowingsAndShortTermBankLinesOfCreditTables SHORT-TERM BORROWINGS AND SHORT-TERM BANK LINES OF CREDIT (Tables) Tables http://www.greatplainsenergy.com/role/ShortTermBorrowingsAndShortTermBankLinesOfCredit 42 false false R43.htm 2309301 - Disclosure - FAIR VALUE MEASUREMENTS (Tables) Sheet http://www.greatplainsenergy.com/role/FairValueMeasurementsTables FAIR VALUE MEASUREMENTS (Tables) Tables http://www.greatplainsenergy.com/role/FairValueMeasurements 43 false false R44.htm 2311301 - Disclosure - RELATED PARTY TRANSACTIONS AND RELATIONSHIPS (Tables) Sheet http://www.greatplainsenergy.com/role/RelatedPartyTransactionsAndRelationshipsTables RELATED PARTY TRANSACTIONS AND RELATIONSHIPS (Tables) Tables http://www.greatplainsenergy.com/role/RelatedPartyTransactionsAndRelationships 44 false false R45.htm 2313301 - Disclosure - TAXES (Tables) Sheet http://www.greatplainsenergy.com/role/TaxesTables TAXES (Tables) Tables http://www.greatplainsenergy.com/role/Taxes 45 false false R46.htm 2316301 - Disclosure - LEASES (Tables) Sheet http://www.greatplainsenergy.com/role/LeasesTables LEASES (Tables) Tables http://www.greatplainsenergy.com/role/Leases 46 false false R47.htm 2401403 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION - Organization (Details) Sheet http://www.greatplainsenergy.com/role/OrganizationAndBasisOfPresentationOrganizationDetails ORGANIZATION AND BASIS OF PRESENTATION - Organization (Details) Details 47 false false R48.htm 2401404 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION - Fuel Inventory and Supplies (Details) Sheet http://www.greatplainsenergy.com/role/OrganizationAndBasisOfPresentationFuelInventoryAndSuppliesDetails ORGANIZATION AND BASIS OF PRESENTATION - Fuel Inventory and Supplies (Details) Details 48 false false R49.htm 2401405 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION - Summary of Property, Plant and Equipment (Details) Sheet http://www.greatplainsenergy.com/role/OrganizationAndBasisOfPresentationSummaryOfPropertyPlantAndEquipmentDetails ORGANIZATION AND BASIS OF PRESENTATION - Summary of Property, Plant and Equipment (Details) Details 49 false false R50.htm 2401406 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION - Other Income And Expense (Details) Sheet http://www.greatplainsenergy.com/role/OrganizationAndBasisOfPresentationOtherIncomeAndExpenseDetails ORGANIZATION AND BASIS OF PRESENTATION - Other Income And Expense (Details) Details 50 false false R51.htm 2401407 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION - Earnings Per Share (Details) Sheet http://www.greatplainsenergy.com/role/OrganizationAndBasisOfPresentationEarningsPerShareDetails ORGANIZATION AND BASIS OF PRESENTATION - Earnings Per Share (Details) Details 51 false false R52.htm 2401408 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION - Antidilutive Securities (Details) Sheet http://www.greatplainsenergy.com/role/OrganizationAndBasisOfPresentationAntidilutiveSecuritiesDetails ORGANIZATION AND BASIS OF PRESENTATION - Antidilutive Securities (Details) Details 52 false false R53.htm 2401409 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION - Dividends Declared (Details) Sheet http://www.greatplainsenergy.com/role/OrganizationAndBasisOfPresentationDividendsDeclaredDetails ORGANIZATION AND BASIS OF PRESENTATION - Dividends Declared (Details) Details 53 false false R54.htm 2401410 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION - Supplemental Cash Flow Information (Details) Sheet http://www.greatplainsenergy.com/role/OrganizationAndBasisOfPresentationSupplementalCashFlowInformationDetails ORGANIZATION AND BASIS OF PRESENTATION - Supplemental Cash Flow Information (Details) Details 54 false false R55.htm 2401411 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION - New Accounting Pronouncements (Details) Sheet http://www.greatplainsenergy.com/role/OrganizationAndBasisOfPresentationNewAccountingPronouncementsDetails ORGANIZATION AND BASIS OF PRESENTATION - New Accounting Pronouncements (Details) Details 55 false false R56.htm 2402401 - Disclosure - MERGER OF GREAT PLAINS ENERGY AND EVERGY KANSAS CENTRAL - Narrative (Details) Sheet http://www.greatplainsenergy.com/role/MergerOfGreatPlainsEnergyAndEvergyKansasCentralNarrativeDetails MERGER OF GREAT PLAINS ENERGY AND EVERGY KANSAS CENTRAL - Narrative (Details) Details http://www.greatplainsenergy.com/role/MergerOfGreatPlainsEnergyAndEvergyKansasCentralTables 56 false false R57.htm 2402402 - Disclosure - Merger of Great Plains Energy and Evergy Kansas Central - Schedule Assets Acquired and Liabilities Assumed (Details) Sheet http://www.greatplainsenergy.com/role/MergerOfGreatPlainsEnergyAndEvergyKansasCentralScheduleAssetsAcquiredAndLiabilitiesAssumedDetails Merger of Great Plains Energy and Evergy Kansas Central - Schedule Assets Acquired and Liabilities Assumed (Details) Details 57 false false R58.htm 2403402 - Disclosure - RECEIVABLES (Details) Sheet http://www.greatplainsenergy.com/role/ReceivablesDetails RECEIVABLES (Details) Details http://www.greatplainsenergy.com/role/ReceivablesTables 58 false false R59.htm 2403402 - Disclosure - REVENUE (Details) Sheet http://www.greatplainsenergy.com/role/RevenueDetails REVENUE (Details) Details http://www.greatplainsenergy.com/role/RevenueTables 59 false false R60.htm 2403403 - Disclosure - RECEIVABLES - Narrative (Details) Sheet http://www.greatplainsenergy.com/role/ReceivablesNarrativeDetails RECEIVABLES - Narrative (Details) Details 60 false false R61.htm 2403404 - Disclosure - RECEIVABLES - Summary of Bad Debt Expense (Details) Sheet http://www.greatplainsenergy.com/role/ReceivablesSummaryOfBadDebtExpenseDetails RECEIVABLES - Summary of Bad Debt Expense (Details) Details 61 false false R62.htm 2404401 - Disclosure - RATE MATTERS AND REGULATION - Proceedings (Details) Sheet http://www.greatplainsenergy.com/role/RateMattersAndRegulationProceedingsDetails RATE MATTERS AND REGULATION - Proceedings (Details) Details 62 false false R63.htm 2405401 - Disclosure - GOODWILL (Details) Sheet http://www.greatplainsenergy.com/role/GoodwillDetails GOODWILL (Details) Details http://www.greatplainsenergy.com/role/Goodwill 63 false false R64.htm 2406402 - Disclosure - PENSION PLANS AND POST-RETIREMENT BENEFITS (Details) Sheet http://www.greatplainsenergy.com/role/PensionPlansAndPostRetirementBenefitsDetails PENSION PLANS AND POST-RETIREMENT BENEFITS (Details) Details http://www.greatplainsenergy.com/role/PensionPlansAndPostRetirementBenefitsTables 64 false false R65.htm 2407402 - Disclosure - SHORT-TERM BORROWINGS AND SHORT-TERM BANK LINES OF CREDIT (Details) Sheet http://www.greatplainsenergy.com/role/ShortTermBorrowingsAndShortTermBankLinesOfCreditDetails SHORT-TERM BORROWINGS AND SHORT-TERM BANK LINES OF CREDIT (Details) Details http://www.greatplainsenergy.com/role/ShortTermBorrowingsAndShortTermBankLinesOfCreditTables 65 false false R66.htm 2407403 - Disclosure - SHORT-TERM BORROWINGS AND SHORT-TERM BANK LINES OF CREDIT - Schedule of Short Term Debt (Details) Sheet http://www.greatplainsenergy.com/role/ShortTermBorrowingsAndShortTermBankLinesOfCreditScheduleOfShortTermDebtDetails SHORT-TERM BORROWINGS AND SHORT-TERM BANK LINES OF CREDIT - Schedule of Short Term Debt (Details) Details 66 false false R67.htm 2408401 - Disclosure - LONG-TERM DEBT (Details) Sheet http://www.greatplainsenergy.com/role/LongTermDebtDetails LONG-TERM DEBT (Details) Details http://www.greatplainsenergy.com/role/LongTermDebt 67 false false R68.htm 2409402 - Disclosure - FAIR VALUE MEASUREMENTS - Debt (Details) Sheet http://www.greatplainsenergy.com/role/FairValueMeasurementsDebtDetails FAIR VALUE MEASUREMENTS - Debt (Details) Details 68 false false R69.htm 2409403 - Disclosure - FAIR VALUE MEASUREMENTS - Recurring (Details) Sheet http://www.greatplainsenergy.com/role/FairValueMeasurementsRecurringDetails FAIR VALUE MEASUREMENTS - Recurring (Details) Details 69 false false R70.htm 2409404 - Disclosure - FAIR VALUE MEASUREMENTS - NAV (Details) Sheet http://www.greatplainsenergy.com/role/FairValueMeasurementsNavDetails FAIR VALUE MEASUREMENTS - NAV (Details) Details 70 false false R71.htm 2409405 - Disclosure - FAIR VALUE MEASUREMENTS - Gain (Loss) (Details) Sheet http://www.greatplainsenergy.com/role/FairValueMeasurementsGainLossDetails FAIR VALUE MEASUREMENTS - Gain (Loss) (Details) Details 71 false false R72.htm 2411402 - Disclosure - RELATED PARTY TRANSACTIONS AND RELATIONSHIPS (Details) Sheet http://www.greatplainsenergy.com/role/RelatedPartyTransactionsAndRelationshipsDetails RELATED PARTY TRANSACTIONS AND RELATIONSHIPS (Details) Details http://www.greatplainsenergy.com/role/RelatedPartyTransactionsAndRelationshipsTables 72 false false R73.htm 2412401 - Disclosure - SHAREHOLDERS' EQUITY (Details) Sheet http://www.greatplainsenergy.com/role/ShareholdersEquityDetails SHAREHOLDERS' EQUITY (Details) Details http://www.greatplainsenergy.com/role/ShareholdersEquity 73 false false R74.htm 2413402 - Disclosure - TAXES - Income Tax Expense (Details) Sheet http://www.greatplainsenergy.com/role/TaxesIncomeTaxExpenseDetails TAXES - Income Tax Expense (Details) Details 74 false false R75.htm 2416402 - Disclosure - LEASES Narrative (Details) Sheet http://www.greatplainsenergy.com/role/LeasesNarrativeDetails LEASES Narrative (Details) Details 75 false false R76.htm 2416403 - Disclosure - LEASES - Schedule of Lease Expense (Details) Sheet http://www.greatplainsenergy.com/role/LeasesScheduleOfLeaseExpenseDetails LEASES - Schedule of Lease Expense (Details) Details 76 false false R77.htm 2416404 - Disclosure - LEASES - Supplemental Cash Flow Information (Details) Sheet http://www.greatplainsenergy.com/role/LeasesSupplementalCashFlowInformationDetails LEASES - Supplemental Cash Flow Information (Details) Details 77 false false R78.htm 2416405 - Disclosure - LEASES - Schedule of Future Payments for Finance Leases (Details) Sheet http://www.greatplainsenergy.com/role/LeasesScheduleOfFuturePaymentsForFinanceLeasesDetails LEASES - Schedule of Future Payments for Finance Leases (Details) Details 78 false false R79.htm 2416406 - Disclosure - LEASES - Estimated Future Commitments Under Finance Leases (Details) Sheet http://www.greatplainsenergy.com/role/LeasesEstimatedFutureCommitmentsUnderFinanceLeasesDetails LEASES - Estimated Future Commitments Under Finance Leases (Details) Details 79 false false R80.htm 2416407 - Disclosure - LEASES - Lease Payments for Operating Leases (Details) Sheet http://www.greatplainsenergy.com/role/LeasesLeasePaymentsForOperatingLeasesDetails LEASES - Lease Payments for Operating Leases (Details) Details 80 false false R81.htm 2416408 - Disclosure - LEASES - Estimated Future Commitments Under Operating Leases (Details) Sheet http://www.greatplainsenergy.com/role/LeasesEstimatedFutureCommitmentsUnderOperatingLeasesDetails LEASES - Estimated Future Commitments Under Operating Leases (Details) Details 81 false false All Reports Book All Reports evrg-9302019x10q.htm evrg-20190930.xsd evrg-20190930_cal.xml evrg-20190930_def.xml evrg-20190930_lab.xml evrg-20190930_pre.xml evrg-6302019xex311.htm evrg-9302019xex101seve.htm evrg-9302019xex312.htm evrg-9302019xex313.htm evrg-9302019xex314.htm evrg-9302019xex315.htm evrg-9302019xex316.htm evrg-9302019xex321.htm evrg-9302019xex322.htm evrg-9302019xex323.htm evrg-9302019xex34kansa.htm evrg-9302019xexkansasc.htm evrg-9302019xexmetroar.htm evrg-9302019xexmetroby.htm evergylogoa14.jpg http://fasb.org/srt/2019-01-31 http://xbrl.sec.gov/dei/2019-01-31 http://fasb.org/us-gaap/2019-01-31 true true