10-Q Filing

TXNM ENERGY INC CIK: 1108426 Q3 2022

Filing Information

Form Type	10-Q
Accession Number	`0001108426-22-000065`
Period End Date	20220930
Filing Date	20221104
Fiscal Year	2022
Fiscal Period	Q3
XBRL Instance	pnm-20220930_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 138 Income Statement 108 Cash Flow Statement 87 Stockholders Equity 40 Comprehensive Income 64

Balance Sheet 138 line items

Line Item	Tag	Value	Unit	Period
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$4.92M	USD	Point-in-time
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$7.26M	USD	Point-in-time
Accumulated depreciation, nuclear fuel	`AccumulatedAmortizationNuclearFuel`	$47.73M	USD	Point-in-time
Accumulated depreciation, nuclear fuel	`AccumulatedAmortizationNuclearFuel`	$41.18M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.10M	USD	Point-in-time
Cumulative preferred stock of subsidiary, stated value (in dollars per share)	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsParOrStatedValuePerShare`	$100.00	USD	Point-in-time
Cumulative preferred stock of subsidiary, stated value (in dollars per share)	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsParOrStatedValuePerShare`	$100.00	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$5.62M	USD	Point-in-time
Cumulative preferred stock of subsidiary, shares authorized (in shares)	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesAuthorized`	10.00M	shares	Point-in-time
Cumulative preferred stock of subsidiary, shares authorized (in shares)	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesAuthorized`	10.00M	shares	Point-in-time
Accounts receivable, net of allowance for credit losses of $4,919 and $7,265	`AccountsReceivableNetCurrent`	$123.29M	USD	Point-in-time
Accounts receivable, net of allowance for credit losses of $4,919 and $7,265	`AccountsReceivableNetCurrent`	$179.60M	USD	Point-in-time
Unbilled revenues	`UnbilledReceivablesCurrent`	$57.74M	USD	Point-in-time
Unbilled revenues	`UnbilledReceivablesCurrent`	$63.89M	USD	Point-in-time
Cumulative preferred stock of subsidiary, shares issued (in shares)	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesIssued`	115,293.00	shares	Point-in-time
Cumulative preferred stock of subsidiary, shares issued (in shares)	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesIssued`	115,293.00	shares	Point-in-time
Other receivables	`OtherReceivables`	$22.09M	USD	Point-in-time
Other receivables	`OtherReceivables`	$18.78M	USD	Point-in-time
Cumulative preferred stock of subsidiary, shares outstanding (in shares)	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesOutstanding`	115,293.00	shares	Point-in-time
Cumulative preferred stock of subsidiary, shares outstanding (in shares)	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesOutstanding`	115,293.00	shares	Point-in-time
Materials, supplies, and fuel stock	`InventoryNet`	$65.06M	USD	Point-in-time
Common stock, no par value (in dollars per share)	`CommonStockNoParValue`	-	USD	Point-in-time
Materials, supplies, and fuel stock	`InventoryNet`	$64.83M	USD	Point-in-time
Common stock, no par value (in dollars per share)	`CommonStockNoParValue`	-	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	120.00M	shares	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$14.79M	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	120.00M	shares	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$45.04M	USD	Point-in-time
Prepaid assets	`PrepaidExpenseCurrent`	$37.33M	USD	Point-in-time
Prepaid assets	`PrepaidExpenseCurrent`	$18.41M	USD	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	85.83M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	85.83M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	85.83M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	85.83M	shares	Point-in-time
Income taxes receivable	`IncomeTaxesReceivable`	$3.83M	USD	Point-in-time
Income taxes receivable	`IncomeTaxesReceivable`	$4.88M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$6.45M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$1.64M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$409.77M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$324.60M	USD	Point-in-time
Investment securities	`AvailableForSaleSecuritiesDebtSecuritiesNoncurrent`	$376.66M	USD	Point-in-time
Investment securities	`AvailableForSaleSecuritiesDebtSecuritiesNoncurrent`	$463.13M	USD	Point-in-time
Equity investment in NMRD	`EquityMethodInvestments`	$90.67M	USD	Point-in-time
Equity investment in NMRD	`EquityMethodInvestments`	$89.16M	USD	Point-in-time
Other investments	`OtherLongTermInvestments`	$265.00K	USD	Point-in-time
Other investments	`OtherLongTermInvestments`	$160.00K	USD	Point-in-time
Non-utility property, net	`PropertyPlantAndEquipmentOtherNet`	$25.44M	USD	Point-in-time
Non-utility property, net	`PropertyPlantAndEquipmentOtherNet`	$25.80M	USD	Point-in-time
Total other property and investments	`TotalOtherPropertyAndInvestments`	$577.99M	USD	Point-in-time
Total other property and investments	`TotalOtherPropertyAndInvestments`	$493.30M	USD	Point-in-time
Plant in service, held for future use, and to be abandoned	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$9.36B	USD	Point-in-time
Plant in service, held for future use, and to be abandoned	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$8.83B	USD	Point-in-time
Less accumulated depreciation and amortization	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$2.95B	USD	Point-in-time
Less accumulated depreciation and amortization	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$2.62B	USD	Point-in-time
Net plant in service and plant held for future use	`PublicUtilitiesPropertyPlantAndEquipmentInServiceNet`	$6.21B	USD	Point-in-time
Net plant in service and plant held for future use	`PublicUtilitiesPropertyPlantAndEquipmentInServiceNet`	$6.41B	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$485.02M	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$248.86M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization of $47,734 and $41,181	`NuclearFuelNetOfAmortization`	$97.55M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization of $47,734 and $41,181	`NuclearFuelNetOfAmortization`	$98.94M	USD	Point-in-time
Net utility plant	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$6.79B	USD	Point-in-time
Net utility plant	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$6.75B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$820.83M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$514.26M	USD	Point-in-time
Goodwill	`Goodwill`	$278.30M	USD	Point-in-time
Goodwill	`Goodwill`	$278.30M	USD	Point-in-time
Goodwill	`Goodwill`	$278.30M	USD	Point-in-time
Operating lease right-of-use assets, net of accumulated amortization	`OperatingLeaseRightOfUseAsset`	$62.44M	USD	Point-in-time
Operating lease right-of-use assets, net of accumulated amortization	`OperatingLeaseRightOfUseAsset`	$79.51M	USD	Point-in-time
Other deferred charges	`OtherDeferredCostsNetIncludingDeferredFinanceCosts`	$169.86M	USD	Point-in-time
Other deferred charges	`OtherDeferredCostsNetIncludingDeferredFinanceCosts`	$139.33M	USD	Point-in-time
Total deferred charges and other assets	`TotalDeferredChargesAndOtherAssets`	$1.01B	USD	Point-in-time
Total deferred charges and other assets	`TotalDeferredChargesAndOtherAssets`	$1.33B	USD	Point-in-time
Assets	`Assets`	$8.26B	USD	Point-in-time
Assets	`Assets`	$8.67B	USD	Point-in-time
Assets	`Assets`	$9.03B	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$62.70M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$60.20M	USD	Point-in-time
Current installments of long-term debt	`LongTermDebtCurrent`	$179.34M	USD	Point-in-time
Current installments of long-term debt	`LongTermDebtCurrent`	$184.68M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$127.49M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$172.59M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$5.09M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$5.92M	USD	Point-in-time
Accrued interest and taxes	`AccruedInterestAndTaxesPayable`	$70.11M	USD	Point-in-time
Accrued interest and taxes	`AccruedInterestAndTaxesPayable`	$86.94M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$17.19M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$8.32M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$18.53M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$27.22M	USD	Point-in-time
Dividends declared	`DividendsPayableCurrent`	$132.00K	USD	Point-in-time
Dividends declared	`DividendsPayableCurrent`	$29.96M	USD	Point-in-time
Transmission interconnection arrangement liabilities	`TransmissionInterconnectionArrangementLiabilities`	$39.56M	USD	Point-in-time
Transmission interconnection arrangement liabilities	`TransmissionInterconnectionArrangementLiabilities`	$20.21M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$99.15M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$115.35M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$666.47M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$664.21M	USD	Point-in-time
Long-term Debt, net of Unamortized Premiums, Discounts, and Debt Issuance Costs	`LongTermDebtNoncurrent`	$3.89B	USD	Point-in-time
Long-term Debt, net of Unamortized Premiums, Discounts, and Debt Issuance Costs	`LongTermDebtNoncurrent`	$3.52B	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$806.63M	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$764.85M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$772.36M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$841.39M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$234.15M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$220.90M	USD	Point-in-time
Accrued pension liability and postretirement benefit cost	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$9.42M	USD	Point-in-time
Accrued pension liability and postretirement benefit cost	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$19.06M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$55.99M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$41.70M	USD	Point-in-time
Other deferred credits	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$333.19M	USD	Point-in-time
Other deferred credits	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$350.66M	USD	Point-in-time
Total deferred credits and liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$2.25B	USD	Point-in-time
Total deferred credits and liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$2.20B	USD	Point-in-time
Total liabilities	`Liabilities`	$6.43B	USD	Point-in-time
Total liabilities	`Liabilities`	$6.76B	USD	Point-in-time
Commitments and Contingencies (Note 11)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and Contingencies (Note 11)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Cumulative Preferred Stock of Subsidiary without mandatory redemption requirements ($100 stated value; 10,000,000 shares authorized; issued and outstanding 115,293 shares)	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirements`	$11.53M	USD	Point-in-time
Cumulative Preferred Stock of Subsidiary without mandatory redemption requirements ($100 stated value; 10,000,000 shares authorized; issued and outstanding 115,293 shares)	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirements`	$11.53M	USD	Point-in-time
Common stock (no par value; 120,000,000 shares authorized; issued and outstanding 85,834,874 shares)	`CommonStockValue`	$1.43B	USD	Point-in-time
Common stock (no par value; 120,000,000 shares authorized; issued and outstanding 85,834,874 shares)	`CommonStockValue`	$1.43B	USD	Point-in-time
Accumulated other comprehensive income (loss), net of income taxes	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-70.18M	USD	Point-in-time
Accumulated other comprehensive income (loss), net of income taxes	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-71.94M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$844.68M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$810.20M	USD	Point-in-time
Total PNM common stockholders equity	`StockholdersEquity`	$2.20B	USD	Point-in-time
Total PNM common stockholders equity	`StockholdersEquity`	$2.17B	USD	Point-in-time
Non-controlling interest in Valencia	`MinorityInterest`	$55.41M	USD	Point-in-time
Non-controlling interest in Valencia	`MinorityInterest`	$53.85M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.19B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.22B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.11B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.15B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.26B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.20B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$8.67B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$9.03B	USD	Point-in-time

Income Statement 108 line items

Line Item	Tag	Value	Unit	Period
Contracts with customers	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.32B	USD	3 Qtrs
Contracts with customers	`RevenueFromContractWithCustomerExcludingAssessedTax`	$531.97M	USD	1 Quarter
Contracts with customers	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.20B	USD	3 Qtrs
Contracts with customers	`RevenueFromContractWithCustomerExcludingAssessedTax`	$481.88M	USD	1 Quarter
Alternative revenue programs	`RevenueNotFromContractWithCustomer`	$-11.64M	USD	1 Quarter
Alternative revenue programs	`RevenueNotFromContractWithCustomer`	$-9.48M	USD	1 Quarter
Alternative revenue programs	`RevenueNotFromContractWithCustomer`	$-14.57M	USD	3 Qtrs
Alternative revenue programs	`RevenueNotFromContractWithCustomer`	$-3.16M	USD	3 Qtrs
Other electric operating revenue	`RevenueNotFromContractWithCustomerOther`	$367.53M	USD	3 Qtrs
Other electric operating revenue	`RevenueNotFromContractWithCustomerOther`	$82.15M	USD	1 Quarter
Other electric operating revenue	`RevenueNotFromContractWithCustomerOther`	$209.56M	USD	1 Quarter
Other electric operating revenue	`RevenueNotFromContractWithCustomerOther`	$151.59M	USD	3 Qtrs
Total electric operating revenues	`Revenues`	$1.67B	USD	3 Qtrs
Total electric operating revenues	`Revenues`	$554.55M	USD	1 Quarter
Total electric operating revenues	`Revenues`	$1.35B	USD	3 Qtrs
Total electric operating revenues	`Revenues`	$729.89M	USD	1 Quarter
Administrative and general	`GeneralAndAdministrativeExpense`	$165.33M	USD	3 Qtrs
Administrative and general	`GeneralAndAdministrativeExpense`	$168.46M	USD	3 Qtrs
Administrative and general	`GeneralAndAdministrativeExpense`	$56.52M	USD	1 Quarter
Administrative and general	`GeneralAndAdministrativeExpense`	$58.12M	USD	1 Quarter
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$-567.00K	USD	1 Quarter
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$832.00K	USD	3 Qtrs
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$436.00K	USD	3 Qtrs
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$436.00K	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$76.57M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$212.04M	USD	3 Qtrs
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$71.44M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$229.10M	USD	3 Qtrs
Transmission and distribution costs	`TransmissionAndDistributionCosts`	$61.16M	USD	3 Qtrs
Transmission and distribution costs	`TransmissionAndDistributionCosts`	$21.54M	USD	1 Quarter
Transmission and distribution costs	`TransmissionAndDistributionCosts`	$20.00M	USD	1 Quarter
Transmission and distribution costs	`TransmissionAndDistributionCosts`	$56.17M	USD	3 Qtrs
Taxes other than income taxes	`UtilitiesOperatingExpenseTaxes`	$22.65M	USD	1 Quarter
Taxes other than income taxes	`UtilitiesOperatingExpenseTaxes`	$22.68M	USD	1 Quarter
Taxes other than income taxes	`UtilitiesOperatingExpenseTaxes`	$65.44M	USD	3 Qtrs
Taxes other than income taxes	`UtilitiesOperatingExpenseTaxes`	$71.21M	USD	3 Qtrs
Total operating expenses	`UtilitiesOperatingExpense`	$402.82M	USD	1 Quarter
Total operating expenses	`UtilitiesOperatingExpense`	$547.12M	USD	1 Quarter
Total operating expenses	`UtilitiesOperatingExpense`	$1.34B	USD	3 Qtrs
Total operating expenses	`UtilitiesOperatingExpense`	$1.08B	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$337.22M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$182.76M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$269.10M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$151.73M	USD	1 Quarter
Investment Income, Interest	`InvestmentIncomeInterest`	$10.47M	USD	3 Qtrs
Investment Income, Interest	`InvestmentIncomeInterest`	$3.33M	USD	1 Quarter
Investment Income, Interest	`InvestmentIncomeInterest`	$11.59M	USD	3 Qtrs
Investment Income, Interest	`InvestmentIncomeInterest`	$3.97M	USD	1 Quarter
Gains (losses) on investment securities	`GainLossOnInvestments`	$16.11M	USD	3 Qtrs
Gains (losses) on investment securities	`GainLossOnInvestments`	$-84.10M	USD	3 Qtrs
Gains (losses) on investment securities	`GainLossOnInvestments`	$1.95M	USD	1 Quarter
Gains (losses) on investment securities	`GainLossOnInvestments`	$-15.74M	USD	1 Quarter
Other income	`OtherIncome`	$5.36M	USD	1 Quarter
Other income	`OtherIncome`	$14.85M	USD	3 Qtrs
Other income	`OtherIncome`	$5.69M	USD	1 Quarter
Other income	`OtherIncome`	$14.59M	USD	3 Qtrs
Other (deductions)	`OtherExpenses`	$13.84M	USD	3 Qtrs
Other (deductions)	`OtherExpenses`	$7.53M	USD	3 Qtrs
Other (deductions)	`OtherExpenses`	$5.10M	USD	1 Quarter
Other (deductions)	`OtherExpenses`	$1.65M	USD	1 Quarter
Net other income and deductions	`OtherNonoperatingIncomeExpense`	$27.33M	USD	3 Qtrs
Net other income and deductions	`OtherNonoperatingIncomeExpense`	$5.87M	USD	1 Quarter
Net other income and deductions	`OtherNonoperatingIncomeExpense`	$-65.20M	USD	3 Qtrs
Net other income and deductions	`OtherNonoperatingIncomeExpense`	$-8.05M	USD	1 Quarter
Interest Charges	`InterestExpense`	$89.96M	USD	3 Qtrs
Interest Charges	`InterestExpense`	$73.25M	USD	3 Qtrs
Interest Charges	`InterestExpense`	$23.24M	USD	1 Quarter
Interest Charges	`InterestExpense`	$34.53M	USD	1 Quarter
Earnings before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$223.18M	USD	3 Qtrs
Earnings before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$134.35M	USD	1 Quarter
Earnings before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$182.06M	USD	3 Qtrs
Earnings before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$140.19M	USD	1 Quarter
Income Taxes (Benefits)	`IncomeTaxExpenseBenefit`	$26.53M	USD	3 Qtrs
Income Taxes (Benefits)	`IncomeTaxExpenseBenefit`	$13.45M	USD	1 Quarter
Income Taxes (Benefits)	`IncomeTaxExpenseBenefit`	$16.98M	USD	3 Qtrs
Income Taxes (Benefits)	`IncomeTaxExpenseBenefit`	$16.67M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$196.65M	USD	3 Qtrs
Net Earnings	`ProfitLoss`	$165.08M	USD	3 Qtrs
Net Earnings	`ProfitLoss`	$126.74M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$117.68M	USD	1 Quarter
(Earnings) Attributable to Valencia Non-controlling Interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.17M	USD	1 Quarter
(Earnings) Attributable to Valencia Non-controlling Interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$11.64M	USD	3 Qtrs
(Earnings) Attributable to Valencia Non-controlling Interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$10.90M	USD	3 Qtrs
(Earnings) Attributable to Valencia Non-controlling Interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.23M	USD	1 Quarter
Preferred Stock Dividend Requirements	`DividendsPreferredStock`	$132.00K	USD	1 Quarter
Preferred Stock Dividend Requirements	`DividendsPreferredStock`	$396.00K	USD	3 Qtrs
Preferred Stock Dividend Requirements	`DividendsPreferredStock`	$132.00K	USD	1 Quarter
Preferred Stock Dividend Requirements	`DividendsPreferredStock`	$396.00K	USD	3 Qtrs
Net Earnings Available for PNM Common Stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$122.43M	USD	1 Quarter
Net Earnings Available for PNM Common Stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$184.61M	USD	3 Qtrs
Net Earnings Available for PNM Common Stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$113.32M	USD	1 Quarter
Net Earnings Available for PNM Common Stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$153.78M	USD	3 Qtrs
Basic (dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.79	USD	3 Qtrs
Basic (dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$2.14	USD	3 Qtrs
Basic (dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.42	USD	1 Quarter
Basic (dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.32	USD	1 Quarter
Diluted (dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.42	USD	1 Quarter
Diluted (dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.78	USD	3 Qtrs
Diluted (dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.32	USD	1 Quarter
Diluted (dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$2.14	USD	3 Qtrs
Dividends Declared per Common Share (dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.33	USD	Point-in-time
Dividends Declared per Common Share (dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.35	USD	Point-in-time
Dividends Declared per Common Share (dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.98	USD	3 Qtrs
Dividends Declared per Common Share (dollars per share)	`CommonStockDividendsPerShareDeclared`	$1.04	USD	3 Qtrs
Dividends Declared per Common Share (dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.35	USD	1 Quarter
Dividends Declared per Common Share (dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.33	USD	Point-in-time
Dividends Declared per Common Share (dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.35	USD	Point-in-time
Dividends Declared per Common Share (dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.33	USD	1 Quarter

Cash Flow Statement 87 line items

Line Item	Tag	Value	Unit	Period
Net Earnings	`ProfitLoss`	$196.65M	USD	3 Qtrs
Net Earnings	`ProfitLoss`	$165.08M	USD	3 Qtrs
Net Earnings	`ProfitLoss`	$126.74M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$117.68M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$255.81M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$238.96M	USD	3 Qtrs
Deferred income tax expense	`DeferredIncomeTaxExpenseBenefit`	$15.04M	USD	3 Qtrs
Deferred income tax expense	`DeferredIncomeTaxExpenseBenefit`	$25.29M	USD	3 Qtrs
(Gains) losses on investment securities	`GainLossOnSaleOfInvestments`	$-84.10M	USD	3 Qtrs
(Gains) losses on investment securities	`GainLossOnSaleOfInvestments`	$16.11M	USD	3 Qtrs
Stock based compensation expense	`ShareBasedCompensation`	$6.73M	USD	3 Qtrs
Stock based compensation expense	`ShareBasedCompensation`	$5.97M	USD	3 Qtrs
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$-567.00K	USD	1 Quarter
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$832.00K	USD	3 Qtrs
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$436.00K	USD	3 Qtrs
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$436.00K	USD	1 Quarter
Allowance for equity funds used during construction	`IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction`	$8.87M	USD	3 Qtrs
Allowance for equity funds used during construction	`IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction`	$9.23M	USD	3 Qtrs
Other, net	`OtherNoncashIncomeExpense`	$-4.59M	USD	3 Qtrs
Other, net	`OtherNoncashIncomeExpense`	$-1.32M	USD	3 Qtrs
Accounts receivable and unbilled revenues	`IncreaseDecreaseInAccountsReceivableAndUnbilledRevenues`	$66.71M	USD	3 Qtrs
Accounts receivable and unbilled revenues	`IncreaseDecreaseInAccountsReceivableAndUnbilledRevenues`	$46.65M	USD	3 Qtrs
Materials, supplies, and fuel stock	`IncreaseDecreaseInInventories`	$-6.43M	USD	Point-in-time
Materials, supplies, and fuel stock	`IncreaseDecreaseInInventories`	$6.63M	USD	3 Qtrs
Materials, supplies, and fuel stock	`IncreaseDecreaseInInventories`	$333.00K	USD	3 Qtrs
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$-3.69M	USD	3 Qtrs
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$20.00M	USD	3 Qtrs
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$-6.68M	USD	3 Qtrs
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$-17.55M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$5.93M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$11.85M	USD	3 Qtrs
Accrued interest and taxes	`IncreaseDecreaseInAccruedInterestAndTaxes`	$17.88M	USD	3 Qtrs
Accrued interest and taxes	`IncreaseDecreaseInAccruedInterestAndTaxes`	$7.71M	USD	3 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-26.08M	USD	3 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$17.68M	USD	3 Qtrs
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-21.07M	USD	3 Qtrs
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-32.08M	USD	3 Qtrs
Net cash flows from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$408.51M	USD	3 Qtrs
Net cash flows from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$427.50M	USD	3 Qtrs
Utility plant additions	`PaymentsToAcquireProductiveAssets`	$496.19M	USD	3 Qtrs
Utility plant additions	`PaymentsToAcquireProductiveAssets`	$702.88M	USD	3 Qtrs
Proceeds from sales of investment securities	`ProceedsFromSaleAndMaturityOfMarketableSecurities`	$323.25M	USD	3 Qtrs
Proceeds from sales of investment securities	`ProceedsFromSaleAndMaturityOfMarketableSecurities`	$396.87M	USD	3 Qtrs
Purchases of investment securities	`PaymentsToAcquireMarketableSecurities`	$332.49M	USD	3 Qtrs
Purchases of investment securities	`PaymentsToAcquireMarketableSecurities`	$405.14M	USD	3 Qtrs
Distributions from NMRD	`EquityMethodInvestmentDividendsOrDistributions`	$572.00K	USD	3 Qtrs
Distributions from NMRD	`EquityMethodInvestmentDividendsOrDistributions`	-	USD	3 Qtrs
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$-108.00K	USD	3 Qtrs
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$-692.00K	USD	3 Qtrs
Net cash flows used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-711.42M	USD	3 Qtrs
Net cash flows used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-503.78M	USD	3 Qtrs
Revolving credit facilities borrowings (repayments), net	`ProceedsFromRepaymentsOfLinesOfCredit`	$-2.50M	USD	3 Qtrs
Revolving credit facilities borrowings (repayments), net	`ProceedsFromRepaymentsOfLinesOfCredit`	$-18.10M	USD	3 Qtrs
Long-term borrowings	`ProceedsFromIssuanceOfLongTermDebt`	$1.37B	USD	3 Qtrs
Long-term borrowings	`ProceedsFromIssuanceOfLongTermDebt`	$558.00M	USD	3 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$179.50M	USD	3 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$1.17B	USD	3 Qtrs
Awards of common stock	`PaymentsForRepurchaseOfCommonStock`	$10.08M	USD	3 Qtrs
Awards of common stock	`PaymentsForRepurchaseOfCommonStock`	$7.85M	USD	3 Qtrs
Dividends paid	`PaymentsOfDividendsCommonStock`	$89.88M	USD	3 Qtrs
Dividends paid	`PaymentsOfDividendsCommonStock`	$84.73M	USD	3 Qtrs
Valencias transactions with its owner	`PaymentsOfDividendsMinorityInterest`	$12.46M	USD	3 Qtrs
Valencias transactions with its owner	`PaymentsOfDividendsMinorityInterest`	$14.24M	USD	3 Qtrs
Transmission interconnection and security deposit arrangements	`ProceedsFromTransmissionInterconnectionAndSecurityDepositArrangements`	$31.88M	USD	3 Qtrs
Transmission interconnection and security deposit arrangements	`ProceedsFromTransmissionInterconnectionAndSecurityDepositArrangements`	$76.70M	USD	3 Qtrs
Refunds paid under transmission interconnection arrangements	`RepaymentsFromTransmissionInterconnectionArrangement`	$50.40M	USD	3 Qtrs
Refunds paid under transmission interconnection arrangements	`RepaymentsFromTransmissionInterconnectionArrangement`	$9.75M	USD	3 Qtrs
Debt issuance costs and other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-3.16M	USD	3 Qtrs
Debt issuance costs and other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-3.67M	USD	3 Qtrs
Net cash flows from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$288.45M	USD	3 Qtrs
Net cash flows from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$96.82M	USD	3 Qtrs
Change in Cash, Restricted Cash, and Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$1.55M	USD	3 Qtrs
Change in Cash, Restricted Cash, and Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$4.52M	USD	3 Qtrs
Cash, Restricted Cash, and Equivalents at Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$47.93M	USD	Point-in-time
Cash, Restricted Cash, and Equivalents at Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$49.48M	USD	Point-in-time
Cash, Restricted Cash, and Equivalents at Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$5.62M	USD	Point-in-time
Cash, Restricted Cash, and Equivalents at Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.10M	USD	Point-in-time
Cash, Restricted Cash, and Equivalents at End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$47.93M	USD	Point-in-time
Cash, Restricted Cash, and Equivalents at End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$49.48M	USD	Point-in-time
Cash, Restricted Cash, and Equivalents at End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$5.62M	USD	Point-in-time
Cash, Restricted Cash, and Equivalents at End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.10M	USD	Point-in-time
Interest paid, net of amounts capitalized	`InterestPaidNet`	$69.97M	USD	3 Qtrs
Interest paid, net of amounts capitalized	`InterestPaidNet`	$79.25M	USD	3 Qtrs
Income taxes paid (refunded), net	`IncomeTaxesPaidNet`	$892.00K	USD	3 Qtrs
Income taxes paid (refunded), net	`IncomeTaxesPaidNet`	$904.00K	USD	3 Qtrs
Decrease in accrued plant additions	`IncreaseDecreaseInCapitalExpendituresIncurredButNotYetPaid`	$56.95M	USD	3 Qtrs
Decrease in accrued plant additions	`IncreaseDecreaseInCapitalExpendituresIncurredButNotYetPaid`	$63.28M	USD	3 Qtrs

Stockholders Equity 40 line items

Line Item	Tag	Value	Unit	Period
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.19B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.22B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.11B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.15B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.26B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.20B	USD	Point-in-time
Net earnings before subsidiary preferred stock dividends	`ProfitLoss`	$196.65M	USD	3 Qtrs
Net earnings before subsidiary preferred stock dividends	`ProfitLoss`	$165.08M	USD	3 Qtrs
Net earnings before subsidiary preferred stock dividends	`ProfitLoss`	$126.74M	USD	1 Quarter
Net earnings before subsidiary preferred stock dividends	`ProfitLoss`	$117.68M	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$1.76M	USD	3 Qtrs
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$6.65M	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-1.44M	USD	3 Qtrs
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-1.27M	USD	1 Quarter
Subsidiary preferred stock dividends	`PreferredStockDividendRequirementsOfSubsidiary`	$396.00K	USD	3 Qtrs
Subsidiary preferred stock dividends	`PreferredStockDividendRequirementsOfSubsidiary`	$396.00K	USD	3 Qtrs
Subsidiary preferred stock dividends	`PreferredStockDividendRequirementsOfSubsidiary`	$132.00K	USD	1 Quarter
Subsidiary preferred stock dividends	`PreferredStockDividendRequirementsOfSubsidiary`	$132.00K	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$59.66M	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$119.31M	USD	3 Qtrs
Dividends declared on common stock	`DividendsCommonStockCash`	$84.33M	USD	3 Qtrs
Dividends declared on common stock	`DividendsCommonStockCash`	$56.22M	USD	1 Quarter
Awards of common stock	`StockRepurchasedDuringPeriodValue`	$221.00K	USD	1 Quarter
Awards of common stock	`StockRepurchasedDuringPeriodValue`	$129.00K	USD	1 Quarter
Awards of common stock	`StockRepurchasedDuringPeriodValue`	$7.85M	USD	3 Qtrs
Awards of common stock	`StockRepurchasedDuringPeriodValue`	$10.08M	USD	3 Qtrs
Stock based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$1.02M	USD	1 Quarter
Stock based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$1.16M	USD	1 Quarter
Stock based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$5.97M	USD	3 Qtrs
Stock based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$6.73M	USD	3 Qtrs
Valencias transactions with its owner	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$12.46M	USD	3 Qtrs
Valencias transactions with its owner	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$4.49M	USD	1 Quarter
Valencias transactions with its owner	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$4.98M	USD	1 Quarter
Valencias transactions with its owner	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$14.24M	USD	3 Qtrs
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.19B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.22B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.11B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.15B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.26B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.20B	USD	Point-in-time

Comprehensive Income 64 line items

Line Item	Tag	Value	Unit	Period
Unrealized holding gains (losses) arising during the period, income tax (expense) benefit	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$326.00K	USD	1 Quarter
Unrealized holding gains (losses) arising during the period, income tax (expense) benefit	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-329.00K	USD	1 Quarter
Net Earnings	`ProfitLoss`	$196.65M	USD	3 Qtrs
Net Earnings	`ProfitLoss`	$165.08M	USD	3 Qtrs
Unrealized holding gains (losses) arising during the period, income tax (expense) benefit	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-246.00K	USD	3 Qtrs
Net Earnings	`ProfitLoss`	$126.74M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$117.68M	USD	1 Quarter
Unrealized holding gains (losses) arising during the period, income tax (expense) benefit	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-2.08M	USD	3 Qtrs
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$632.00K	USD	1 Quarter
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$870.00K	USD	3 Qtrs
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$129.00K	USD	1 Quarter
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$2.06M	USD	3 Qtrs
Pension liability adjustment, income tax expense (benefit)	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$1.59M	USD	3 Qtrs
Pension liability adjustment, income tax expense (benefit)	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$530.00K	USD	1 Quarter
Pension liability adjustment, income tax expense (benefit)	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$1.35M	USD	3 Qtrs
Pension liability adjustment, income tax expense (benefit)	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$451.00K	USD	1 Quarter
Change in fair market value, income tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$2.64M	USD	3 Qtrs
Net change in unrealized holding gains arising during the period, net of income tax (expense) benefit of $(326), $329, $2,075, and $246	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-722.00K	USD	3 Qtrs
Net change in unrealized holding gains arising during the period, net of income tax (expense) benefit of $(326), $329, $2,075, and $246	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$956.00K	USD	1 Quarter
Net change in unrealized holding gains arising during the period, net of income tax (expense) benefit of $(326), $329, $2,075, and $246	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-968.00K	USD	1 Quarter
Change in fair market value, income tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$458.00K	USD	3 Qtrs
Change in fair market value, income tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	-	USD	1 Quarter
Change in fair market value, income tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$1.76M	USD	1 Quarter
Net change in unrealized holding gains arising during the period, net of income tax (expense) benefit of $(326), $329, $2,075, and $246	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-6.09M	USD	3 Qtrs
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$229.00K	USD	3 Qtrs
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$449.00K	USD	3 Qtrs
Reclassification adjustment for (gains) included in net earnings, net of income tax expense of $129, $632, $870, and $2,062	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$380.00K	USD	1 Quarter
Reclassification adjustment for (gains) included in net earnings, net of income tax expense of $129, $632, $870, and $2,062	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$1.86M	USD	1 Quarter
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$148.00K	USD	1 Quarter
Reclassification adjustment for (gains) included in net earnings, net of income tax expense of $129, $632, $870, and $2,062	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$6.06M	USD	3 Qtrs
Reclassification adjustment for (gains) included in net earnings, net of income tax expense of $129, $632, $870, and $2,062	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$2.56M	USD	3 Qtrs
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	-	USD	1 Quarter
Reclassification adjustment for amortization of experience losses recognized as net periodic benefit cost, net of income tax (benefit) of $(451), $(530), $(1,353), and $(1,590)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-1.56M	USD	1 Quarter
Reclassification adjustment for amortization of experience losses recognized as net periodic benefit cost, net of income tax (benefit) of $(451), $(530), $(1,353), and $(1,590)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-3.98M	USD	3 Qtrs
Reclassification adjustment for amortization of experience losses recognized as net periodic benefit cost, net of income tax (benefit) of $(451), $(530), $(1,353), and $(1,590)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-1.32M	USD	1 Quarter
Reclassification adjustment for amortization of experience losses recognized as net periodic benefit cost, net of income tax (benefit) of $(451), $(530), $(1,353), and $(1,590)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-4.67M	USD	3 Qtrs
Change in fair market value, net of income tax (expense) of $(1,764), $0, $(2,640), and $(458)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	-	USD	1 Quarter
Change in fair market value, net of income tax (expense) of $(1,764), $0, $(2,640), and $(458)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$1.35M	USD	3 Qtrs
Change in fair market value, net of income tax (expense) of $(1,764), $0, $(2,640), and $(458)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$5.18M	USD	1 Quarter
Change in fair market value, net of income tax (expense) of $(1,764), $0, $(2,640), and $(458)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$7.75M	USD	3 Qtrs
Reclassification adjustment for (gains) included in net earnings, net of income tax expense of $148, $0, $449, and $229	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$434.00K	USD	1 Quarter
Reclassification adjustment for (gains) included in net earnings, net of income tax expense of $148, $0, $449, and $229	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$674.00K	USD	3 Qtrs
Reclassification adjustment for (gains) included in net earnings, net of income tax expense of $148, $0, $449, and $229	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$1.32M	USD	3 Qtrs
Reclassification adjustment for (gains) included in net earnings, net of income tax expense of $148, $0, $449, and $229	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	-	USD	1 Quarter
Total Other Comprehensive Income (Loss)	`OtherComprehensiveIncomeLossNetOfTax`	$1.76M	USD	3 Qtrs
Total Other Comprehensive Income (Loss)	`OtherComprehensiveIncomeLossNetOfTax`	$6.65M	USD	1 Quarter
Total Other Comprehensive Income (Loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-1.44M	USD	3 Qtrs
Total Other Comprehensive Income (Loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-1.27M	USD	1 Quarter
Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$166.84M	USD	3 Qtrs
Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$133.38M	USD	1 Quarter
Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$195.21M	USD	3 Qtrs
Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$116.42M	USD	1 Quarter
Comprehensive (Income) Attributable to Valencia Non-controlling Interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$4.17M	USD	1 Quarter
Comprehensive (Income) Attributable to Valencia Non-controlling Interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$11.64M	USD	3 Qtrs
Comprehensive (Income) Attributable to Valencia Non-controlling Interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$4.23M	USD	1 Quarter
Comprehensive (Income) Attributable to Valencia Non-controlling Interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$10.90M	USD	3 Qtrs
Preferred Stock Dividend Requirements of Subsidiary	`PreferredStockDividendRequirementsOfSubsidiary`	$396.00K	USD	3 Qtrs
Preferred Stock Dividend Requirements of Subsidiary	`PreferredStockDividendRequirementsOfSubsidiary`	$396.00K	USD	3 Qtrs
Preferred Stock Dividend Requirements of Subsidiary	`PreferredStockDividendRequirementsOfSubsidiary`	$132.00K	USD	1 Quarter
Preferred Stock Dividend Requirements of Subsidiary	`PreferredStockDividendRequirementsOfSubsidiary`	$132.00K	USD	1 Quarter
Comprehensive Income Attributable to PNM	`ComprehensiveIncomeNetOfTax`	$183.17M	USD	3 Qtrs
Comprehensive Income Attributable to PNM	`ComprehensiveIncomeNetOfTax`	$155.54M	USD	3 Qtrs
Comprehensive Income Attributable to PNM	`ComprehensiveIncomeNetOfTax`	$129.08M	USD	1 Quarter
Comprehensive Income Attributable to PNM	`ComprehensiveIncomeNetOfTax`	$112.05M	USD	1 Quarter

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