10-Q Filing

TXNM ENERGY INC CIK: 1108426 Q2 2023

Filing Information

Form Type	10-Q
Accession Number	`0001108426-23-000048`
Period End Date	20230630
Filing Date	20230804
Fiscal Year	2023
Fiscal Period	Q2
XBRL Instance	pnm-20230630_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 138 Income Statement 93 Cash Flow Statement 86 Stockholders Equity 38 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`	$4.75M	USD	Point-in-time
Accumulated depreciation, nuclear fuel	`AccumulatedAmortizationNuclearFuel`	$43.98M	USD	Point-in-time
Accumulated depreciation, nuclear fuel	`AccumulatedAmortizationNuclearFuel`	$29.91M	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`	$4.08M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$7.64M	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, shares authorized (in shares)	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesAuthorized`	10.00M	shares	Point-in-time
Accounts receivable, net of allowance for credit losses of $4,753 and $4,925	`AccountsReceivableNetCurrent`	$121.11M	USD	Point-in-time
Accounts receivable, net of allowance for credit losses of $4,753 and $4,925	`AccountsReceivableNetCurrent`	$183.67M	USD	Point-in-time
Cumulative preferred stock of subsidiary, shares authorized (in shares)	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesAuthorized`	10.00M	shares	Point-in-time
Unbilled revenues	`UnbilledReceivablesCurrent`	$63.47M	USD	Point-in-time
Cumulative preferred stock of subsidiary, shares issued (in shares)	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesIssued`	115,293.00	shares	Point-in-time
Unbilled revenues	`UnbilledReceivablesCurrent`	$67.50M	USD	Point-in-time
Cumulative preferred stock of subsidiary, shares issued (in shares)	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesIssued`	115,293.00	shares	Point-in-time
Other receivables	`OtherReceivables`	$20.32M	USD	Point-in-time
Cumulative preferred stock of subsidiary, shares outstanding (in shares)	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesOutstanding`	115,293.00	shares	Point-in-time
Other receivables	`OtherReceivables`	$31.23M	USD	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`	$81.02M	USD	Point-in-time
Common stock, no par value (in dollars per share)	`CommonStockNoParValue`	-	USD	Point-in-time
Common stock, no par value (in dollars per share)	`CommonStockNoParValue`	-	USD	Point-in-time
Materials, supplies, and fuel stock	`InventoryNet`	$66.73M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$20.27M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$60.00M	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	120.00M	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	120.00M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	85.83M	shares	Point-in-time
Prepaid assets	`PrepaidExpenseCurrent`	$23.42M	USD	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	85.83M	shares	Point-in-time
Prepaid assets	`PrepaidExpenseCurrent`	$18.46M	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	85.83M	shares	Point-in-time
Income taxes receivable	`IncomeTaxesReceivable`	$2.35M	USD	Point-in-time
Income taxes receivable	`IncomeTaxesReceivable`	$2.88M	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	85.83M	shares	Point-in-time
Other current assets	`OtherAssetsCurrent`	$9.84M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$31.62M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$404.64M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$410.98M	USD	Point-in-time
Investment securities	`AvailableForSaleSecuritiesDebtSecuritiesNoncurrent`	$417.48M	USD	Point-in-time
Investment securities	`AvailableForSaleSecuritiesDebtSecuritiesNoncurrent`	$433.19M	USD	Point-in-time
Equity investment in NMRD	`EquityMethodInvestments`	$106.43M	USD	Point-in-time
Equity investment in NMRD	`EquityMethodInvestments`	$90.62M	USD	Point-in-time
Other investments	`OtherLongTermInvestments`	$177.00K	USD	Point-in-time
Other investments	`OtherLongTermInvestments`	$175.00K	USD	Point-in-time
Non-utility property, net	`PropertyPlantAndEquipmentOtherNet`	$26.84M	USD	Point-in-time
Non-utility property, net	`PropertyPlantAndEquipmentOtherNet`	$29.06M	USD	Point-in-time
Total other property and investments	`TotalOtherPropertyAndInvestments`	$535.11M	USD	Point-in-time
Total other property and investments	`TotalOtherPropertyAndInvestments`	$568.86M	USD	Point-in-time
Plant in service, held for future use, and to be abandoned	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$9.16B	USD	Point-in-time
Plant in service, held for future use, and to be abandoned	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$9.22B	USD	Point-in-time
Less accumulated depreciation and amortization	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$2.66B	USD	Point-in-time
Less accumulated depreciation and amortization	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$2.68B	USD	Point-in-time
Net plant in service and plant held for future use	`PublicUtilitiesPropertyPlantAndEquipmentInServiceNet`	$6.54B	USD	Point-in-time
Net plant in service and plant held for future use	`PublicUtilitiesPropertyPlantAndEquipmentInServiceNet`	$6.50B	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$594.00M	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$372.99M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization of $29,912 and $43,985	`NuclearFuelNetOfAmortization`	$77.68M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization of $29,912 and $43,985	`NuclearFuelNetOfAmortization`	$95.22M	USD	Point-in-time
Net utility plant	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$7.22B	USD	Point-in-time
Net utility plant	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$6.97B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$846.69M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$932.29M	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`	$50.10M	USD	Point-in-time
Operating lease right-of-use assets, net of accumulated amortization	`OperatingLeaseRightOfUseAsset`	$55.98M	USD	Point-in-time
Other deferred charges	`OtherDeferredCostsNetIncludingDeferredFinanceCosts`	$177.58M	USD	Point-in-time
Other deferred charges	`OtherDeferredCostsNetIncludingDeferredFinanceCosts`	$157.50M	USD	Point-in-time
Total deferred charges and other assets	`TotalDeferredChargesAndOtherAssets`	$1.44B	USD	Point-in-time
Total deferred charges and other assets	`TotalDeferredChargesAndOtherAssets`	$1.34B	USD	Point-in-time
Assets	`Assets`	$9.26B	USD	Point-in-time
Assets	`Assets`	$8.91B	USD	Point-in-time
Assets	`Assets`	$9.63B	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$326.50M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$232.00M	USD	Point-in-time
Current installments of long-term debt	`LongTermDebtCurrent`	$422.34M	USD	Point-in-time
Current installments of long-term debt	`LongTermDebtCurrent`	$184.79M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$215.71M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$147.59M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$6.23M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$6.12M	USD	Point-in-time
Accrued interest and taxes	`AccruedInterestAndTaxesPayable`	$76.78M	USD	Point-in-time
Accrued interest and taxes	`AccruedInterestAndTaxesPayable`	$69.31M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$17.00M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$3.23M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$8.82M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$18.78M	USD	Point-in-time
Dividends declared	`DividendsPayableCurrent`	$31.68M	USD	Point-in-time
Dividends declared	`DividendsPayableCurrent`	$132.00K	USD	Point-in-time
Transmission interconnection arrangement liabilities	`TransmissionInterconnectionArrangementLiabilities`	$28.53M	USD	Point-in-time
Transmission interconnection arrangement liabilities	`TransmissionInterconnectionArrangementLiabilities`	$20.47M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$87.04M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$95.56M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$890.37M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.11B	USD	Point-in-time
Long-term Debt, net of Unamortized Premiums, Discounts, and Debt Issuance Costs	`LongTermDebtNoncurrent`	$3.93B	USD	Point-in-time
Long-term Debt, net of Unamortized Premiums, Discounts, and Debt Issuance Costs	`LongTermDebtNoncurrent`	$3.89B	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$861.45M	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$822.83M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$766.34M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$755.20M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$223.38M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$227.59M	USD	Point-in-time
Accrued pension liability and postretirement benefit cost	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$29.49M	USD	Point-in-time
Accrued pension liability and postretirement benefit cost	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$32.80M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$34.66M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$41.34M	USD	Point-in-time
Other deferred credits	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$346.46M	USD	Point-in-time
Other deferred credits	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$342.41M	USD	Point-in-time
Total deferred credits and liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$2.22B	USD	Point-in-time
Total deferred credits and liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$2.27B	USD	Point-in-time
Total liabilities	`Liabilities`	$7.30B	USD	Point-in-time
Total liabilities	`Liabilities`	$7.00B	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`	$1.42B	USD	Point-in-time
Accumulated other comprehensive income (loss), net of income taxes	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-59.23M	USD	Point-in-time
Accumulated other comprehensive income (loss), net of income taxes	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-66.05M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$897.65M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$828.88M	USD	Point-in-time
Total PNM common stockholders equity	`StockholdersEquity`	$2.26B	USD	Point-in-time
Total PNM common stockholders equity	`StockholdersEquity`	$2.19B	USD	Point-in-time
Non-controlling interest in Valencia	`MinorityInterest`	$51.35M	USD	Point-in-time
Non-controlling interest in Valencia	`MinorityInterest`	$52.99M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.24B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.17B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.19B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.26B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.22B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.31B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$9.26B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$9.63B	USD	Point-in-time

Income Statement 93 line items

Line Item	Tag	Value	Unit	Period
Electric Operating Revenues	`Revenues`	$477.16M	USD	1 Quarter
Electric Operating Revenues	`Revenues`	$499.73M	USD	1 Quarter
Electric Operating Revenues	`Revenues`	$943.85M	USD	2 Qtrs
Electric Operating Revenues	`Revenues`	$1.02B	USD	2 Qtrs
Administrative and general	`GeneralAndAdministrativeExpense`	$109.15M	USD	2 Qtrs
Administrative and general	`GeneralAndAdministrativeExpense`	$107.20M	USD	2 Qtrs
Administrative and general	`GeneralAndAdministrativeExpense`	$54.04M	USD	1 Quarter
Administrative and general	`GeneralAndAdministrativeExpense`	$51.34M	USD	1 Quarter
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$3.73M	USD	2 Qtrs
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$3.73M	USD	1 Quarter
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$1.40M	USD	2 Qtrs
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$1.40M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$76.77M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$79.14M	USD	1 Quarter
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$157.21M	USD	2 Qtrs
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$152.53M	USD	2 Qtrs
Transmission and distribution costs	`TransmissionAndDistributionCosts`	$47.66M	USD	2 Qtrs
Transmission and distribution costs	`TransmissionAndDistributionCosts`	$21.16M	USD	1 Quarter
Transmission and distribution costs	`TransmissionAndDistributionCosts`	$39.62M	USD	2 Qtrs
Transmission and distribution costs	`TransmissionAndDistributionCosts`	$25.46M	USD	1 Quarter
Taxes other than income taxes	`UtilitiesOperatingExpenseTaxes`	$49.96M	USD	2 Qtrs
Taxes other than income taxes	`UtilitiesOperatingExpenseTaxes`	$48.56M	USD	2 Qtrs
Taxes other than income taxes	`UtilitiesOperatingExpenseTaxes`	$24.40M	USD	1 Quarter
Taxes other than income taxes	`UtilitiesOperatingExpenseTaxes`	$24.58M	USD	1 Quarter
Total operating expenses	`UtilitiesOperatingExpense`	$829.81M	USD	2 Qtrs
Total operating expenses	`UtilitiesOperatingExpense`	$413.34M	USD	1 Quarter
Total operating expenses	`UtilitiesOperatingExpense`	$789.39M	USD	2 Qtrs
Total operating expenses	`UtilitiesOperatingExpense`	$384.83M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$92.33M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$86.39M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$154.46M	USD	2 Qtrs
Operating income	`OperatingIncomeLoss`	$191.42M	USD	2 Qtrs
Interest income	`InvestmentIncomeInterest`	$3.33M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$7.62M	USD	2 Qtrs
Interest income	`InvestmentIncomeInterest`	$10.20M	USD	2 Qtrs
Interest income	`InvestmentIncomeInterest`	$5.36M	USD	1 Quarter
Gains (losses) on investment securities	`GainLossOnInvestments`	$-41.80M	USD	1 Quarter
Gains (losses) on investment securities	`GainLossOnInvestments`	$3.78M	USD	1 Quarter
Gains (losses) on investment securities	`GainLossOnInvestments`	$10.22M	USD	2 Qtrs
Gains (losses) on investment securities	`GainLossOnInvestments`	$-68.37M	USD	2 Qtrs
Other income	`OtherIncome`	$9.48M	USD	2 Qtrs
Other income	`OtherIncome`	$5.15M	USD	1 Quarter
Other income	`OtherIncome`	$5.60M	USD	1 Quarter
Other income	`OtherIncome`	$8.69M	USD	2 Qtrs
Other (deductions)	`OtherExpenses`	$6.01M	USD	2 Qtrs
Other (deductions)	`OtherExpenses`	$3.64M	USD	1 Quarter
Other (deductions)	`OtherExpenses`	$3.52M	USD	1 Quarter
Other (deductions)	`OtherExpenses`	$5.88M	USD	2 Qtrs
Net other income and deductions	`OtherNonoperatingIncomeExpense`	$-36.96M	USD	1 Quarter
Net other income and deductions	`OtherNonoperatingIncomeExpense`	$-57.15M	USD	2 Qtrs
Net other income and deductions	`OtherNonoperatingIncomeExpense`	$23.11M	USD	2 Qtrs
Net other income and deductions	`OtherNonoperatingIncomeExpense`	$11.22M	USD	1 Quarter
Interest Charges	`InterestExpense`	$45.90M	USD	1 Quarter
Interest Charges	`InterestExpense`	$86.82M	USD	2 Qtrs
Interest Charges	`InterestExpense`	$55.44M	USD	2 Qtrs
Interest Charges	`InterestExpense`	$29.22M	USD	1 Quarter
Earnings before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$41.87M	USD	2 Qtrs
Earnings before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$127.70M	USD	2 Qtrs
Earnings before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$20.22M	USD	1 Quarter
Earnings before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$57.65M	USD	1 Quarter
Income Taxes (Benefits)	`IncomeTaxExpenseBenefit`	$8.23M	USD	1 Quarter
Income Taxes (Benefits)	`IncomeTaxExpenseBenefit`	$18.01M	USD	2 Qtrs
Income Taxes (Benefits)	`IncomeTaxExpenseBenefit`	$1.09M	USD	1 Quarter
Income Taxes (Benefits)	`IncomeTaxExpenseBenefit`	$3.53M	USD	2 Qtrs
Net Earnings (Loss)	`ProfitLoss`	$109.70M	USD	2 Qtrs
Net Earnings (Loss)	`ProfitLoss`	$38.34M	USD	2 Qtrs
Net Earnings (Loss)	`ProfitLoss`	$49.42M	USD	1 Quarter
Net Earnings (Loss)	`ProfitLoss`	$19.12M	USD	1 Quarter
(Earnings) Attributable to Valencia Non-controlling Interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$3.99M	USD	1 Quarter
(Earnings) Attributable to Valencia Non-controlling Interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$3.63M	USD	1 Quarter
(Earnings) Attributable to Valencia Non-controlling Interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$6.72M	USD	2 Qtrs
(Earnings) Attributable to Valencia Non-controlling Interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$9.11M	USD	2 Qtrs
Preferred Stock Dividend Requirements	`DividendsPreferredStock`	$264.00K	USD	2 Qtrs
Preferred Stock Dividend Requirements	`DividendsPreferredStock`	$264.00K	USD	2 Qtrs
Preferred Stock Dividend Requirements	`DividendsPreferredStock`	$132.00K	USD	1 Quarter
Preferred Stock Dividend Requirements	`DividendsPreferredStock`	$132.00K	USD	1 Quarter
Net Earnings (Loss) Available for PNM Common Stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$31.35M	USD	2 Qtrs
Net Earnings (Loss) Available for PNM Common Stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$100.32M	USD	2 Qtrs
Net Earnings (Loss) Available for PNM Common Stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$15.36M	USD	1 Quarter
Net Earnings (Loss) Available for PNM Common Stock	`NetIncomeLossAvailableToCommonStockholdersBasic`	$45.30M	USD	1 Quarter
Basic (dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.18	USD	1 Quarter
Basic (dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.53	USD	1 Quarter
Basic (dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.36	USD	2 Qtrs
Basic (dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$1.17	USD	2 Qtrs
Diluted (dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.53	USD	1 Quarter
Diluted (dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.36	USD	2 Qtrs
Diluted (dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$1.16	USD	2 Qtrs
Diluted (dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.18	USD	1 Quarter
Dividends Declared per Common Share (dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.35	USD	Point-in-time
Dividends Declared per Common Share (dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.73	USD	2 Qtrs
Dividends Declared per Common Share (dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.69	USD	2 Qtrs
Dividends Declared per Common Share (dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.37	USD	1 Quarter
Dividends Declared per Common Share (dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.35	USD	1 Quarter

Cash Flow Statement 86 line items

Line Item	Tag	Value	Unit	Period
Net Earnings	`ProfitLoss`	$109.70M	USD	2 Qtrs
Net Earnings	`ProfitLoss`	$38.34M	USD	2 Qtrs
Net Earnings	`ProfitLoss`	$49.42M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$19.12M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$169.94M	USD	2 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$173.85M	USD	2 Qtrs
Deferred income tax expense	`DeferredIncomeTaxExpenseBenefit`	$17.13M	USD	2 Qtrs
Deferred income tax expense	`DeferredIncomeTaxExpenseBenefit`	$2.40M	USD	2 Qtrs
(Gains) losses on investment securities	`GainLossOnSaleOfInvestments`	$10.22M	USD	2 Qtrs
(Gains) losses on investment securities	`GainLossOnSaleOfInvestments`	$-68.37M	USD	2 Qtrs
Stock based compensation expense	`ShareBasedCompensation`	$4.82M	USD	2 Qtrs
Stock based compensation expense	`ShareBasedCompensation`	$4.34M	USD	2 Qtrs
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$3.73M	USD	2 Qtrs
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$3.73M	USD	1 Quarter
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$1.40M	USD	2 Qtrs
Regulatory disallowances and restructuring costs	`RegulatoryDisallowanceAndRestructuringCharges`	$1.40M	USD	1 Quarter
Allowance for equity funds used during construction	`IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction`	$5.84M	USD	2 Qtrs
Allowance for equity funds used during construction	`IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction`	$5.31M	USD	2 Qtrs
Other, net	`OtherNoncashIncomeExpense`	$-754.00K	USD	2 Qtrs
Other, net	`OtherNoncashIncomeExpense`	$-742.00K	USD	2 Qtrs
Accounts receivable and unbilled revenues	`IncreaseDecreaseInAccountsReceivableAndUnbilledRevenues`	$36.89M	USD	2 Qtrs
Accounts receivable and unbilled revenues	`IncreaseDecreaseInAccountsReceivableAndUnbilledRevenues`	$-56.73M	USD	2 Qtrs
Materials, supplies, and fuel stock	`IncreaseDecreaseInInventories`	$14.28M	USD	2 Qtrs
Materials, supplies, and fuel stock	`IncreaseDecreaseInInventories`	$10.35M	USD	2 Qtrs
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$-9.77M	USD	2 Qtrs
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$18.40M	USD	2 Qtrs
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$6.41M	USD	2 Qtrs
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$-4.87M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$4.95M	USD	2 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-23.57M	USD	2 Qtrs
Accrued interest and taxes	`IncreaseDecreaseInAccruedInterestAndTaxes`	$-2.31M	USD	2 Qtrs
Accrued interest and taxes	`IncreaseDecreaseInAccruedInterestAndTaxes`	$-8.00M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-23.36M	USD	2 Qtrs
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-2.62M	USD	2 Qtrs
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-29.75M	USD	2 Qtrs
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-14.23M	USD	2 Qtrs
Net cash flows from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$242.44M	USD	2 Qtrs
Net cash flows from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$217.86M	USD	2 Qtrs
Utility plant additions	`PaymentsToAcquireProductiveAssets`	$537.00M	USD	2 Qtrs
Utility plant additions	`PaymentsToAcquireProductiveAssets`	$475.73M	USD	2 Qtrs
Proceeds from sale of PVNGS plant assets (Note 13)	`ProceedsFromSaleOfProductiveAssets`	$28.37M	USD	2 Qtrs
Proceeds from sale of PVNGS plant assets (Note 13)	`ProceedsFromSaleOfProductiveAssets`	-	USD	2 Qtrs
Proceeds from sales of investment securities	`ProceedsFromSaleAndMaturityOfMarketableSecurities`	$230.88M	USD	2 Qtrs
Proceeds from sales of investment securities	`ProceedsFromSaleAndMaturityOfMarketableSecurities`	$274.78M	USD	2 Qtrs
Purchases of investment securities	`PaymentsToAcquireMarketableSecurities`	$281.66M	USD	2 Qtrs
Purchases of investment securities	`PaymentsToAcquireMarketableSecurities`	$234.85M	USD	2 Qtrs
Purchases of investment securities	`PaymentsToAcquireEquityMethodInvestments`	$14.75M	USD	2 Qtrs
Purchases of investment securities	`PaymentsToAcquireEquityMethodInvestments`	-	USD	2 Qtrs
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$-512.00K	USD	2 Qtrs
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$-4.00K	USD	2 Qtrs
Net cash flows used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-530.26M	USD	2 Qtrs
Net cash flows used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-479.19M	USD	2 Qtrs
Revolving credit facilities borrowings (repayments), net	`ProceedsFromRepaymentsOfLinesOfCredit`	$94.50M	USD	2 Qtrs
Revolving credit facilities borrowings (repayments), net	`ProceedsFromRepaymentsOfLinesOfCredit`	$203.60M	USD	2 Qtrs
Long-term borrowings	`ProceedsFromIssuanceOfLongTermDebt`	$960.00M	USD	2 Qtrs
Long-term borrowings	`ProceedsFromIssuanceOfLongTermDebt`	$238.00M	USD	2 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$104.50M	USD	2 Qtrs
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$685.00M	USD	2 Qtrs
Awards of common stock	`PaymentsForRepurchaseOfCommonStock`	$7.62M	USD	2 Qtrs
Awards of common stock	`PaymentsForRepurchaseOfCommonStock`	$9.62M	USD	2 Qtrs
Dividends paid	`PaymentsOfDividendsCommonStock`	$63.35M	USD	2 Qtrs
Dividends paid	`PaymentsOfDividendsCommonStock`	$59.92M	USD	2 Qtrs
Valencias transactions with its owner	`PaymentsOfDividendsMinorityInterest`	$10.76M	USD	2 Qtrs
Valencias transactions with its owner	`PaymentsOfDividendsMinorityInterest`	$7.96M	USD	2 Qtrs
Transmission interconnection and security deposit arrangements	`ProceedsFromTransmissionInterconnectionAndSecurityDepositArrangements`	$29.36M	USD	2 Qtrs
Transmission interconnection and security deposit arrangements	`ProceedsFromTransmissionInterconnectionAndSecurityDepositArrangements`	$46.64M	USD	2 Qtrs
Debt issuance costs and other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-5.75M	USD	2 Qtrs
Debt issuance costs and other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-3.16M	USD	2 Qtrs
Net cash flows from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$291.38M	USD	2 Qtrs
Net cash flows from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$263.70M	USD	2 Qtrs
Change in Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$2.38M	USD	2 Qtrs
Change in Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$3.56M	USD	2 Qtrs
Cash and Cash Equivalents at Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$3.48M	USD	Point-in-time
Cash and Cash Equivalents at Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$7.64M	USD	Point-in-time
Cash and Cash Equivalents at Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.08M	USD	Point-in-time
Cash and Cash Equivalents at Beginning of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.10M	USD	Point-in-time
Cash and Cash Equivalents at End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$3.48M	USD	Point-in-time
Cash and Cash Equivalents at End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$7.64M	USD	Point-in-time
Cash and Cash Equivalents at End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$4.08M	USD	Point-in-time
Cash and Cash Equivalents at End of Period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.10M	USD	Point-in-time
Interest paid, net of amounts capitalized	`InterestPaidNet`	$50.06M	USD	2 Qtrs
Interest paid, net of amounts capitalized	`InterestPaidNet`	$82.95M	USD	2 Qtrs
Income taxes paid (refunded), net	`IncomeTaxesPaidNet`	$1.40M	USD	2 Qtrs
Income taxes paid (refunded), net	`IncomeTaxesPaidNet`	$904.00K	USD	2 Qtrs
Decrease in accrued plant additions	`IncreaseDecreaseInCapitalExpendituresIncurredButNotYetPaid`	$44.55M	USD	2 Qtrs
Decrease in accrued plant additions	`IncreaseDecreaseInCapitalExpendituresIncurredButNotYetPaid`	$47.63M	USD	2 Qtrs

Stockholders Equity 38 line items

Line Item	Tag	Value	Unit	Period
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.24B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.17B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.19B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.26B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.22B	USD	Point-in-time
Beginning balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.31B	USD	Point-in-time
Net earnings before subsidiary preferred stock dividends	`ProfitLoss`	$109.70M	USD	2 Qtrs
Net earnings before subsidiary preferred stock dividends	`ProfitLoss`	$38.34M	USD	2 Qtrs
Net earnings before subsidiary preferred stock dividends	`ProfitLoss`	$49.42M	USD	1 Quarter
Net earnings before subsidiary preferred stock dividends	`ProfitLoss`	$19.12M	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$5.12M	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$6.81M	USD	2 Qtrs
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-245.00K	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-4.89M	USD	2 Qtrs
Subsidiary preferred stock dividends	`PreferredStockDividendRequirementsOfSubsidiary`	$132.00K	USD	1 Quarter
Subsidiary preferred stock dividends	`PreferredStockDividendRequirementsOfSubsidiary`	$264.00K	USD	2 Qtrs
Subsidiary preferred stock dividends	`PreferredStockDividendRequirementsOfSubsidiary`	$264.00K	USD	2 Qtrs
Subsidiary preferred stock dividends	`PreferredStockDividendRequirementsOfSubsidiary`	$132.00K	USD	1 Quarter
Dividends declared on common stock	`DividendsCommonStockCash`	$59.66M	USD	2 Qtrs
Dividends declared on common stock	`DividendsCommonStockCash`	$31.55M	USD	2 Qtrs
Awards of common stock	`StockRepurchasedDuringPeriodValue`	$7.62M	USD	2 Qtrs
Awards of common stock	`StockRepurchasedDuringPeriodValue`	$890.00K	USD	1 Quarter
Awards of common stock	`StockRepurchasedDuringPeriodValue`	$9.62M	USD	2 Qtrs
Awards of common stock	`StockRepurchasedDuringPeriodValue`	$1.22M	USD	1 Quarter
Stock based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$4.82M	USD	2 Qtrs
Stock based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$4.34M	USD	2 Qtrs
Stock based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$1.76M	USD	1 Quarter
Stock based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$853.00K	USD	1 Quarter
Valencias transactions with its owner	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$10.76M	USD	2 Qtrs
Valencias transactions with its owner	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$5.25M	USD	1 Quarter
Valencias transactions with its owner	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$7.96M	USD	2 Qtrs
Valencias transactions with its owner	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$3.73M	USD	1 Quarter
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.24B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.17B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.19B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.26B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.22B	USD	Point-in-time
Ending balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.31B	USD	Point-in-time

Comprehensive Income 64 line items

Line Item	Tag	Value	Unit	Period
Net Earnings	`ProfitLoss`	$109.70M	USD	2 Qtrs
Unrealized holding gains (losses) arising during the period, income tax (expense) benefit	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-2.40M	USD	2 Qtrs
Net Earnings	`ProfitLoss`	$38.34M	USD	2 Qtrs
Unrealized holding gains (losses) arising during the period, income tax (expense) benefit	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$99.00K	USD	1 Quarter
Unrealized holding gains (losses) arising during the period, income tax (expense) benefit	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$-744.00K	USD	1 Quarter
Net Earnings	`ProfitLoss`	$49.42M	USD	1 Quarter
Unrealized holding gains (losses) arising during the period, income tax (expense) benefit	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$1.16M	USD	2 Qtrs
Net Earnings	`ProfitLoss`	$19.12M	USD	1 Quarter
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$366.00K	USD	1 Quarter
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$477.00K	USD	1 Quarter
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$655.00K	USD	2 Qtrs
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$741.00K	USD	2 Qtrs
Pension liability adjustment, income tax expense (benefit)	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$451.00K	USD	1 Quarter
Pension liability adjustment, income tax expense (benefit)	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$303.00K	USD	1 Quarter
Pension liability adjustment, income tax expense (benefit)	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$902.00K	USD	2 Qtrs
Pension liability adjustment, income tax expense (benefit)	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$606.00K	USD	2 Qtrs
Net increase (decrease) in unrealized holding gains arising during the period, net of income tax (expense) benefit of $(99), $744, $(1,158) and $2,401	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$291.00K	USD	1 Quarter
Net increase (decrease) in unrealized holding gains arising during the period, net of income tax (expense) benefit of $(99), $744, $(1,158) and $2,401	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-7.05M	USD	2 Qtrs
Change in fair market value, income tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$949.00K	USD	1 Quarter
Change in fair market value, income tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$906.00K	USD	2 Qtrs
Change in fair market value, income tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$876.00K	USD	1 Quarter
Net increase (decrease) in unrealized holding gains arising during the period, net of income tax (expense) benefit of $(99), $744, $(1,158) and $2,401	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-2.18M	USD	1 Quarter
Net increase (decrease) in unrealized holding gains arising during the period, net of income tax (expense) benefit of $(99), $744, $(1,158) and $2,401	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$3.40M	USD	2 Qtrs
Change in fair market value, income tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$876.00K	USD	2 Qtrs
Reclassification adjustment for (gains) included in net earnings, net of income tax expense of $477, $366, $655, and $741	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$2.18M	USD	2 Qtrs
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$-304.00K	USD	2 Qtrs
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$301.00K	USD	2 Qtrs
Reclassification adjustment for (gains) included in net earnings, net of income tax expense of $477, $366, $655, and $741	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$1.93M	USD	2 Qtrs
Reclassification adjustment for (gains) included in net earnings, net of income tax expense of $477, $366, $655, and $741	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$1.40M	USD	1 Quarter
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$301.00K	USD	1 Quarter
Reclassification adjustment for (gains) losses included in net earnings, income tax expense (benefit)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$-869.00K	USD	1 Quarter
Reclassification adjustment for (gains) included in net earnings, net of income tax expense of $477, $366, $655, and $741	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$1.07M	USD	1 Quarter
Reclassification adjustment for amortization of experience losses recognized as net periodic benefit cost, net of income tax (benefit) of $(303), $(451), $(606), and $(902)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-1.78M	USD	2 Qtrs
Reclassification adjustment for amortization of experience losses recognized as net periodic benefit cost, net of income tax (benefit) of $(303), $(451), $(606), and $(902)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-891.00K	USD	1 Quarter
Reclassification adjustment for amortization of experience losses recognized as net periodic benefit cost, net of income tax (benefit) of $(303), $(451), $(606), and $(902)	`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 $(303), $(451), $(606), and $(902)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-2.65M	USD	2 Qtrs
Change in fair market value, net of income tax (expense) of $(949), $(876), $(906), and $(876)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$2.57M	USD	1 Quarter
Change in fair market value, net of income tax (expense) of $(949), $(876), $(906), and $(876)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$2.79M	USD	1 Quarter
Change in fair market value, net of income tax (expense) of $(949), $(876), $(906), and $(876)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$2.66M	USD	2 Qtrs
Change in fair market value, net of income tax (expense) of $(949), $(876), $(906), and $(876)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax`	$2.57M	USD	2 Qtrs
Reclassification adjustment for gains (losses) included in net earnings, net of income tax (expense) benefit of $(869), $301, $(304), and $301	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$884.00K	USD	1 Quarter
Reclassification adjustment for gains (losses) included in net earnings, net of income tax (expense) benefit of $(869), $301, $(304), and $301	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-893.00K	USD	2 Qtrs
Reclassification adjustment for gains (losses) included in net earnings, net of income tax (expense) benefit of $(869), $301, $(304), and $301	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-2.55M	USD	1 Quarter
Reclassification adjustment for gains (losses) included in net earnings, net of income tax (expense) benefit of $(869), $301, $(304), and $301	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$884.00K	USD	2 Qtrs
Total Other Comprehensive Income (Loss)	`OtherComprehensiveIncomeLossNetOfTax`	$5.12M	USD	1 Quarter
Total Other Comprehensive Income (Loss)	`OtherComprehensiveIncomeLossNetOfTax`	$6.81M	USD	2 Qtrs
Total Other Comprehensive Income (Loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-245.00K	USD	1 Quarter
Total Other Comprehensive Income (Loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-4.89M	USD	2 Qtrs
Comprehensive Income (Loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$18.88M	USD	1 Quarter
Comprehensive Income (Loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$33.45M	USD	2 Qtrs
Comprehensive Income (Loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$116.51M	USD	2 Qtrs
Comprehensive Income (Loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$54.54M	USD	1 Quarter
Comprehensive (Income) Attributable to Valencia Non-controlling Interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$6.72M	USD	2 Qtrs
Comprehensive (Income) Attributable to Valencia Non-controlling Interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$3.99M	USD	1 Quarter
Comprehensive (Income) Attributable to Valencia Non-controlling Interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$3.63M	USD	1 Quarter
Comprehensive (Income) Attributable to Valencia Non-controlling Interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$9.11M	USD	2 Qtrs
Preferred Stock Dividend Requirements of Subsidiary	`PreferredStockDividendRequirementsOfSubsidiary`	$132.00K	USD	1 Quarter
Preferred Stock Dividend Requirements of Subsidiary	`PreferredStockDividendRequirementsOfSubsidiary`	$264.00K	USD	2 Qtrs
Preferred Stock Dividend Requirements of Subsidiary	`PreferredStockDividendRequirementsOfSubsidiary`	$264.00K	USD	2 Qtrs
Preferred Stock Dividend Requirements of Subsidiary	`PreferredStockDividendRequirementsOfSubsidiary`	$132.00K	USD	1 Quarter
Comprehensive Income (Loss) Attributable to PNM	`ComprehensiveIncomeNetOfTax`	$15.12M	USD	1 Quarter
Comprehensive Income (Loss) Attributable to PNM	`ComprehensiveIncomeNetOfTax`	$50.42M	USD	1 Quarter
Comprehensive Income (Loss) Attributable to PNM	`ComprehensiveIncomeNetOfTax`	$107.13M	USD	2 Qtrs
Comprehensive Income (Loss) Attributable to PNM	`ComprehensiveIncomeNetOfTax`	$26.46M	USD	2 Qtrs

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