10-K Filing

TXNM ENERGY INC CIK: 1108426 FY 2019

Filing Information

Form Type	10-K
Accession Number	`0001108426-20-000014`
Period End Date	20191231
Filing Date	20200302
Fiscal Year	2019
Fiscal Period	FY
XBRL Instance	pnm1231201910-k_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 132 Income Statement 123 Cash Flow Statement 158 Stockholders Equity 53 Comprehensive Income 62

Balance Sheet 132 line items

Line Item	Tag	Value	Unit	Period
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$1.16M	USD	Point-in-time
Allowance for uncollectible accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$1.41M	USD	Point-in-time
Accumulated depreciation, nuclear fuel	`AccumulatedAmortizationNuclearFuel`	$42.51M	USD	Point-in-time
Accumulated depreciation, nuclear fuel	`AccumulatedAmortizationNuclearFuel`	$42.35M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$2.12M	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`	$3.83M	USD	Point-in-time
Cumulative preferred stock of subsidiary, shares authorized	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesAuthorized`	10.00M	shares	Point-in-time
Accounts receivable, net of allowance for uncollectible accounts of $1,163 and $1,406	`AccountsReceivableNetCurrent`	$85.89M	USD	Point-in-time
Cumulative preferred stock of subsidiary, shares authorized	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesAuthorized`	10.00M	shares	Point-in-time
Accounts receivable, net of allowance for uncollectible accounts of $1,163 and $1,406	`AccountsReceivableNetCurrent`	$92.80M	USD	Point-in-time
Unbilled revenues	`UnbilledReceivablesCurrent`	$57.09M	USD	Point-in-time
Cumulative preferred stock of subsidiary, shares issued	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesIssued`	115,293.00	shares	Point-in-time
Unbilled revenues	`UnbilledReceivablesCurrent`	$57.42M	USD	Point-in-time
Cumulative preferred stock of subsidiary, shares issued	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesIssued`	115,293.00	shares	Point-in-time
Cumulative preferred stock of subsidiary, shares outstanding	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesOutstanding`	115,293.00	shares	Point-in-time
Other receivables	`OtherReceivables`	$12.16M	USD	Point-in-time
Cumulative preferred stock of subsidiary, shares outstanding	`CumulativePreferredStockOfSubsidiaryWithoutMandatoryRedemptionRequirementsSharesOutstanding`	115,293.00	shares	Point-in-time
Other receivables	`OtherReceivables`	$11.37M	USD	Point-in-time
Materials, supplies, and fuel stock	`InventoryNet`	$71.83M	USD	Point-in-time
Materials, supplies, and fuel stock	`InventoryNet`	$77.93M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$7.37M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsCurrent`	$4.53M	USD	Point-in-time
Income taxes receivable	`IncomeTaxesReceivable`	$4.93M	USD	Point-in-time
Income taxes receivable	`IncomeTaxesReceivable`	$7.96M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$54.81M	USD	Point-in-time
Common stock, no par value (in dollars per share)	`CommonStockNoParValue`	-	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$44.47M	USD	Point-in-time
Common stock, no par value (in dollars per share)	`CommonStockNoParValue`	-	USD	Point-in-time
Total current assets	`AssetsCurrent`	$302.52M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$294.01M	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
Investment securities	`AvailableForSaleSecuritiesDebtSecuritiesNoncurrent`	$388.83M	USD	Point-in-time
Investment securities	`AvailableForSaleSecuritiesDebtSecuritiesNoncurrent`	$328.24M	USD	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	79.65M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	79.65M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	79.65M	shares	Point-in-time
Equity investment in NMRD	`EquityMethodInvestments`	$65.16M	USD	Point-in-time
Equity investment in NMRD	`EquityMethodInvestments`	$26.56M	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	79.65M	shares	Point-in-time
Other investments	`OtherLongTermInvestments`	$297.00K	USD	Point-in-time
Other investments	`OtherLongTermInvestments`	$356.00K	USD	Point-in-time
Non-utility property	`PropertyPlantAndEquipmentOtherNet`	$12.46M	USD	Point-in-time
Non-utility property	`PropertyPlantAndEquipmentOtherNet`	$3.40M	USD	Point-in-time
Total other property and investments	`TotalOtherPropertyAndInvestments`	$466.81M	USD	Point-in-time
Total other property and investments	`TotalOtherPropertyAndInvestments`	$358.51M	USD	Point-in-time
Plant in service, held for future use, and to be abandoned	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$7.92B	USD	Point-in-time
Plant in service, held for future use, and to be abandoned	`PublicUtilitiesPropertyPlantAndEquipmentPlantInService`	$7.55B	USD	Point-in-time
Less accumulated depreciation and amortization	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$2.60B	USD	Point-in-time
Less accumulated depreciation and amortization	`PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation`	$2.71B	USD	Point-in-time
Net plant in service and plant held for future use	`PublicUtilitiesPropertyPlantAndEquipmentNetInService`	$5.21B	USD	Point-in-time
Net plant in service and plant held for future use	`PublicUtilitiesPropertyPlantAndEquipmentNetInService`	$4.94B	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$194.43M	USD	Point-in-time
Construction work in progress	`ConstructionInProgressGross`	$161.11M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization of $42,354 and $42,511	`NuclearFuelNetOfAmortization`	$95.80M	USD	Point-in-time
Nuclear fuel, net of accumulated amortization of $42,354 and $42,511	`NuclearFuelNetOfAmortization`	$99.81M	USD	Point-in-time
Net utility plant	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$5.47B	USD	Point-in-time
Net utility plant	`PublicUtilitiesPropertyPlantAndEquipmentNet`	$5.23B	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$556.93M	USD	Point-in-time
Regulatory assets	`RegulatoryAssetsNoncurrent`	$598.93M	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 assets, net of amortization	`OperatingLeaseRightOfUseAsset`	$157.44M	USD	Point-in-time
Operating lease assets, net of amortization	`OperatingLeaseRightOfUseAsset`	$131.21M	USD	Point-in-time
Other deferred charges	`OtherDeferredCostsNet`	$92.66M	USD	Point-in-time
Other deferred charges	`OtherDeferredCostsNet`	$105.51M	USD	Point-in-time
Total deferred charges and other assets	`TotalDeferredChargesAndOtherAssets`	$969.89M	USD	Point-in-time
Total deferred charges and other assets	`TotalDeferredChargesAndOtherAssets`	$1.07B	USD	Point-in-time
Total assets	`Assets`	$7.30B	USD	Point-in-time
Total assets	`Assets`	$6.87B	USD	Point-in-time
Total assets	`Assets`	$6.65B	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$185.10M	USD	Point-in-time
Short-term debt	`ShortTermBorrowings`	$235.90M	USD	Point-in-time
Current installments of long-term debt	`LongTermDebtCurrent`	$490.27M	USD	Point-in-time
Current installments of long-term debt	`LongTermDebtCurrent`	-	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$103.12M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$112.17M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$10.59M	USD	Point-in-time
Customer deposits	`ContractWithCustomerLiabilityCurrent`	$10.70M	USD	Point-in-time
Accrued interest and taxes	`AccruedInterestAndTaxesPayable`	$65.16M	USD	Point-in-time
Accrued interest and taxes	`AccruedInterestAndTaxesPayable`	$76.81M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$9.45M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityCurrent`	$505.00K	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$29.07M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$25.19M	USD	Point-in-time
Dividends declared	`DividendsPayableCurrent`	$23.23M	USD	Point-in-time
Dividends declared	`DividendsPayableCurrent`	$24.62M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$47.40M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$55.85M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$967.48M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$512.45M	USD	Point-in-time
Long-term Debt, net of Unamortized Premiums, Discounts, and Debt Issuance Costs	`LongTermDebtNoncurrent`	$2.67B	USD	Point-in-time
Long-term Debt, net of Unamortized Premiums, Discounts, and Debt Issuance Costs	`LongTermDebtNoncurrent`	$2.52B	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$626.06M	USD	Point-in-time
Accumulated deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$600.72M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$866.24M	USD	Point-in-time
Regulatory liabilities	`RegulatoryLiabilityNoncurrent`	$891.43M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$158.67M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$181.96M	USD	Point-in-time
Accrued pension liability and postretirement benefit cost	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$95.04M	USD	Point-in-time
Accrued pension liability and postretirement benefit cost	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$100.38M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$105.51M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$135.17M	USD	Point-in-time
Other deferred credits	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$185.75M	USD	Point-in-time
Other deferred credits	`DeferredCreditsAndOtherLiabilitiesNoncurrent`	$167.67M	USD	Point-in-time
Total deferred credits and other liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$2.06B	USD	Point-in-time
Total deferred credits and other liabilities	`LiabilitiesOtherThanLongtermDebtNoncurrent`	$1.92B	USD	Point-in-time
Total liabilities	`Liabilities`	$5.10B	USD	Point-in-time
Total liabilities	`Liabilities`	$5.55B	USD	Point-in-time
Commitments and Contingencies (See Note 16)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and Contingencies (See Note 16)	`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 outstanding	`CommonStockValue`	$1.15B	USD	Point-in-time
Common stock outstanding	`CommonStockValue`	$1.15B	USD	Point-in-time
Accumulated other comprehensive income (loss), net of income taxes	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-108.68M	USD	Point-in-time
Accumulated other comprehensive income (loss), net of income taxes	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-99.38M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$627.52M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$643.95M	USD	Point-in-time
Total PNMR common stockholders equity	`StockholdersEquity`	$1.69B	USD	Point-in-time
Total PNMR common stockholders equity	`StockholdersEquity`	$1.68B	USD	Point-in-time
Non-controlling interest in Valencia	`MinorityInterest`	$64.21M	USD	Point-in-time
Non-controlling interest in Valencia	`MinorityInterest`	$63.05M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.76B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.75B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.74B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.74B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$6.87B	USD	Point-in-time
Total liabilities and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$7.30B	USD	Point-in-time

Income Statement 123 line items

Line Item	Tag	Value	Unit	Period
Contracts with customers	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.36B	USD	Annual
Contracts with customers	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.38B	USD	Annual
Contracts with customers	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.32B	USD	Annual
Alternative revenue programs	`RevenueNotFromContractWithCustomer`	$-542.00K	USD	Annual
Alternative revenue programs	`RevenueNotFromContractWithCustomer`	$15.78M	USD	Annual
Alternative revenue programs	`RevenueNotFromContractWithCustomer`	$1.76M	USD	Annual
Other electric operating revenue	`RevenueNotFromContractWithCustomerOther`	$80.94M	USD	Annual
Other electric operating revenue	`RevenueNotFromContractWithCustomerOther`	$108.20M	USD	Annual
Other electric operating revenue	`RevenueNotFromContractWithCustomerOther`	$75.12M	USD	Annual
Total electric operating revenues	`Revenues`	$344.14M	USD	1 Quarter
Total electric operating revenues	`Revenues`	$422.67M	USD	1 Quarter
Total electric operating revenues	`Revenues`	$1.46B	USD	Annual
Total electric operating revenues	`Revenues`	$352.31M	USD	1 Quarter
Total electric operating revenues	`Revenues`	$349.64M	USD	1 Quarter
Total electric operating revenues	`Revenues`	$433.59M	USD	1 Quarter
Total electric operating revenues	`Revenues`	$1.44B	USD	Annual
Total electric operating revenues	`Revenues`	$330.23M	USD	1 Quarter
Total electric operating revenues	`Revenues`	$343.76M	USD	1 Quarter
Total electric operating revenues	`Revenues`	$317.88M	USD	1 Quarter
Total electric operating revenues	`Revenues`	$1.45B	USD	Annual
Administrative and general	`GeneralAndAdministrativeExpense`	$189.23M	USD	Annual
Administrative and general	`GeneralAndAdministrativeExpense`	$188.47M	USD	Annual
Administrative and general	`GeneralAndAdministrativeExpense`	$177.79M	USD	Annual
Regulatory disallowances and restructuring costs	`RegulatoryDisallowance`	$151.09M	USD	Annual
Regulatory disallowances and restructuring costs	`RegulatoryDisallowance`	$27.04M	USD	Annual
Regulatory disallowances and restructuring costs	`RegulatoryDisallowance`	$65.60M	USD	Annual
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$241.19M	USD	Annual
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$231.94M	USD	Annual
Depreciation and amortization	`CostOfGoodsAndServicesSoldDepreciationAndAmortization`	$267.81M	USD	Annual
Transmission and distribution costs	`TransmissionAndDistributionCosts`	$71.58M	USD	Annual
Transmission and distribution costs	`TransmissionAndDistributionCosts`	$76.43M	USD	Annual
Transmission and distribution costs	`TransmissionAndDistributionCosts`	$69.86M	USD	Annual
Taxes other than income taxes	`UtilitiesOperatingExpenseTaxes`	$79.67M	USD	Annual
Taxes other than income taxes	`UtilitiesOperatingExpenseTaxes`	$76.69M	USD	Annual
Taxes other than income taxes	`UtilitiesOperatingExpenseTaxes`	$80.05M	USD	Annual
Total operating expenses	`UtilitiesOperatingExpense`	$1.20B	USD	Annual
Total operating expenses	`UtilitiesOperatingExpense`	$1.31B	USD	Annual
Total operating expenses	`UtilitiesOperatingExpense`	$1.13B	USD	Annual
Operating income	`OperatingIncomeLoss`	$315.04M	USD	Annual
Operating income	`OperatingIncomeLoss`	$-17.40M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$60.55M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$79.33M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$144.20M	USD	Annual
Operating income	`OperatingIncomeLoss`	$36.72M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$46.13M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$236.05M	USD	Annual
Operating income	`OperatingIncomeLoss`	$127.99M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$-93.61M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$140.54M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$15.92M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$14.02M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$15.54M	USD	Annual
Gains (losses) on investment securities	`GainLossOnInvestments`	$29.59M	USD	Annual
Gains (losses) on investment securities	`GainLossOnInvestments`	$-17.18M	USD	Annual
Gains (losses) on investment securities	`GainLossOnInvestments`	$27.16M	USD	Annual
Other income	`OtherIncome`	$17.59M	USD	Annual
Other income	`OtherIncome`	$19.52M	USD	Annual
Other income	`OtherIncome`	$15.38M	USD	Annual
Other (deductions)	`OtherExpenses`	$24.25M	USD	Annual
Other (deductions)	`OtherExpenses`	$15.33M	USD	Annual
Other (deductions)	`OtherExpenses`	$15.70M	USD	Annual
Net other income and deductions	`OtherNonoperatingIncomeExpense`	$38.34M	USD	Annual
Net other income and deductions	`OtherNonoperatingIncomeExpense`	$254.00K	USD	Annual
Net other income and deductions	`OtherNonoperatingIncomeExpense`	$43.66M	USD	Annual
Interest Charges	`InterestExpense`	$121.02M	USD	Annual
Interest Charges	`InterestExpense`	$127.62M	USD	Annual
Interest Charges	`InterestExpense`	$127.24M	USD	Annual
Earnings before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$225.76M	USD	Annual
Earnings before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$109.06M	USD	Annual
Earnings before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$66.85M	USD	Annual
Income Taxes (Benefits)	`IncomeTaxExpenseBenefit`	$130.34M	USD	Annual
Income Taxes (Benefits)	`IncomeTaxExpenseBenefit`	$-25.28M	USD	Annual
Income Taxes (Benefits)	`IncomeTaxExpenseBenefit`	$7.78M	USD	Annual
Net Earnings	`ProfitLoss`	$92.13M	USD	Annual
Net Earnings	`ProfitLoss`	$101.28M	USD	Annual
Net Earnings	`ProfitLoss`	$42.45M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$35.99M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$95.42M	USD	Annual
Net Earnings	`ProfitLoss`	$106.76M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$-51.54M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$91.57M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$-72.28M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$21.66M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$18.80M	USD	1 Quarter
(Earnings) Attributable to Valencia Non-controlling Interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$14.24M	USD	Annual
(Earnings) Attributable to Valencia Non-controlling Interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$15.02M	USD	Annual
(Earnings) Attributable to Valencia Non-controlling Interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$15.11M	USD	Annual
Net Earnings Attributable to Company	`NetIncomeLoss`	$38.21M	USD	1 Quarter
Net Earnings Attributable to Company	`NetIncomeLoss`	$14.99M	USD	1 Quarter
Net Earnings Attributable to Company	`NetIncomeLoss`	$87.52M	USD	1 Quarter
Net Earnings Attributable to Company	`NetIncomeLoss`	$-55.08M	USD	1 Quarter
Net Earnings Attributable to Company	`NetIncomeLoss`	$-75.91M	USD	1 Quarter
Net Earnings Attributable to Company	`NetIncomeLoss`	$18.70M	USD	1 Quarter
Net Earnings Attributable to Company	`NetIncomeLoss`	$31.80M	USD	1 Quarter
Net Earnings Attributable to Company	`NetIncomeLoss`	$102.77M	USD	1 Quarter
Preferred Stock Dividends Requirements	`DividendsPreferredStock`	$528.00K	USD	Annual
Preferred Stock Dividends Requirements	`DividendsPreferredStock`	$528.00K	USD	Annual
Preferred Stock Dividends Requirements	`DividendsPreferredStock`	$528.00K	USD	Annual
Net Earnings Attributable to PNMR	`NetIncomeLossAvailableToCommonStockholdersBasic`	$85.64M	USD	Annual
Net Earnings Attributable to PNMR	`NetIncomeLossAvailableToCommonStockholdersBasic`	$79.87M	USD	Annual
Net Earnings Attributable to PNMR	`NetIncomeLossAvailableToCommonStockholdersBasic`	$77.36M	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.07	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.40	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.10	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$-0.70	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.19	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$-0.95	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.48	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.23	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$0.97	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.29	USD	1 Quarter
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.00	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.48	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.40	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.07	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.28	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.97	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$-0.95	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.00	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.19	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.09	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$-0.69	USD	1 Quarter
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.23	USD	1 Quarter

Cash Flow Statement 158 line items

Line Item	Tag	Value	Unit	Period
Net Earnings	`ProfitLoss`	$92.13M	USD	Annual
Net Earnings	`ProfitLoss`	$101.28M	USD	Annual
Net Earnings	`ProfitLoss`	$42.45M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$35.99M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$95.42M	USD	Annual
Net Earnings	`ProfitLoss`	$106.76M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$-51.54M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$91.57M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$-72.28M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$21.66M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$18.80M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$38.21M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$14.99M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$87.52M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$-55.08M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$-75.91M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$18.70M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$31.80M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$102.77M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$301.07M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$268.19M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$275.64M	USD	Annual
Deferred income tax expense (benefit)	`DeferredIncomeTaxExpenseBenefit`	$-25.39M	USD	Annual
Deferred income tax expense (benefit)	`DeferredIncomeTaxExpenseBenefit`	$130.53M	USD	Annual
Deferred income tax expense (benefit)	`DeferredIncomeTaxExpenseBenefit`	$8.02M	USD	Annual
(Gains) losses on investment securities	`GainLossOnSaleOfInvestments`	$-17.18M	USD	Annual
(Gains) losses on investment securities	`GainLossOnSaleOfInvestments`	$27.16M	USD	Annual
(Gains) losses on investment securities	`GainLossOnSaleOfInvestments`	$29.59M	USD	Annual
Stock based compensation expense	`ShareBasedCompensation`	$6.19M	USD	Annual
Stock based compensation expense	`ShareBasedCompensation`	$6.41M	USD	Annual
Stock based compensation expense	`ShareBasedCompensation`	$7.12M	USD	Annual
Regulatory disallowances and restructuring costs	`RegulatoryDisallowance`	$151.09M	USD	Annual
Regulatory disallowances and restructuring costs	`RegulatoryDisallowance`	$27.04M	USD	Annual
Regulatory disallowances and restructuring costs	`RegulatoryDisallowance`	$65.60M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$9.48M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$10.40M	USD	Annual
Allowance for equity funds used during construction	`PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity`	$9.52M	USD	Annual
Other, net	`OtherNoncashIncomeExpense`	$-3.53M	USD	Annual
Other, net	`OtherNoncashIncomeExpense`	$-2.40M	USD	Annual
Other, net	`OtherNoncashIncomeExpense`	$-5.20M	USD	Annual
Accounts receivable and unbilled revenues	`IncreaseDecreaseInAccountsReceivableAndUnbilledRevenues`	$1.85M	USD	Annual
Accounts receivable and unbilled revenues	`IncreaseDecreaseInAccountsReceivableAndUnbilledRevenues`	$-3.80M	USD	Annual
Accounts receivable and unbilled revenues	`IncreaseDecreaseInAccountsReceivableAndUnbilledRevenues`	$8.70M	USD	Annual
Materials, supplies, and fuel stock	`IncreaseDecreaseInInventories`	$5.33M	USD	Annual
Materials, supplies, and fuel stock	`IncreaseDecreaseInInventories`	$-1.47M	USD	Annual
Materials, supplies, and fuel stock	`IncreaseDecreaseInInventories`	$6.09M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$-1.87M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$-2.49M	USD	Annual
Other current assets	`IncreaseDecreaseInOtherCurrentAssets`	$-31.30M	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$840.00K	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$5.49M	USD	Annual
Other assets	`IncreaseDecreaseInOtherNoncurrentAssets`	$-42.80M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-20.71M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$14.47M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-272.00K	USD	Annual
Accrued interest and taxes	`IncreaseDecreaseInAccruedInterestAndTaxes`	$-327.00K	USD	Annual
Accrued interest and taxes	`IncreaseDecreaseInAccruedInterestAndTaxes`	$14.69M	USD	Annual
Accrued interest and taxes	`IncreaseDecreaseInAccruedInterestAndTaxes`	$1.71M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$2.61M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-6.51M	USD	Annual
Other current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-7.21M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-10.97M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-5.50M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-35.07M	USD	Annual
Net cash flows from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$428.23M	USD	Annual
Net cash flows from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$523.46M	USD	Annual
Net cash flows from operating activities	`NetCashProvidedByUsedInOperatingActivities`	$503.16M	USD	Annual
Additions to utility and non-utility plant	`PaymentsToAcquireProductiveAssets`	$500.46M	USD	Annual
Additions to utility and non-utility plant	`PaymentsToAcquireProductiveAssets`	$501.21M	USD	Annual
Additions to utility and non-utility plant	`PaymentsToAcquireProductiveAssets`	$616.27M	USD	Annual
Proceeds from sales of investment securities	`ProceedsFromSaleAndMaturityOfMarketableSecurities`	$984.53M	USD	Annual
Proceeds from sales of investment securities	`ProceedsFromSaleAndMaturityOfMarketableSecurities`	$637.49M	USD	Annual
Proceeds from sales of investment securities	`ProceedsFromSaleAndMaturityOfMarketableSecurities`	$494.53M	USD	Annual
Purchases of investment securities	`PaymentsToAcquireMarketableSecurities`	$1.01B	USD	Annual
Purchases of investment securities	`PaymentsToAcquireMarketableSecurities`	$513.87M	USD	Annual
Purchases of investment securities	`PaymentsToAcquireMarketableSecurities`	$650.28M	USD	Annual
Investments in NMRD	`PaymentsToAcquireEquityMethodInvestments`	$9.00M	USD	Annual
Investments in NMRD	`PaymentsToAcquireEquityMethodInvestments`	$38.25M	USD	Annual
Investments in NMRD	`PaymentsToAcquireEquityMethodInvestments`	$4.08M	USD	Annual
Disbursements from NMRD	`EquityMethodInvestmentDividendsOrDistributions`	-	USD	Annual
Disbursements from NMRD	`EquityMethodInvestmentDividendsOrDistributions`	$12.41M	USD	Annual
Disbursements from NMRD	`EquityMethodInvestmentDividendsOrDistributions`	-	USD	Annual
Principal repayments on Westmoreland Loan	`ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment`	-	USD	Annual
Principal repayments on Westmoreland Loan	`ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment`	$56.64M	USD	Annual
Principal repayments on Westmoreland Loan	`ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment`	$38.36M	USD	Annual
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$-338.00K	USD	Annual
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$-392.00K	USD	Annual
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$37.00K	USD	Annual
Net cash flows from investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-475.72M	USD	Annual
Net cash flows from investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-673.90M	USD	Annual
Net cash flows from investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-466.16M	USD	Annual
Short-term loan borrowings (repayments)	`ProceedsFromRepaymentsOfShortTermDebt`	-	USD	Annual
Short-term loan borrowings (repayments)	`ProceedsFromRepaymentsOfShortTermDebt`	$50.00M	USD	Annual
Short-term loan borrowings (repayments)	`ProceedsFromRepaymentsOfShortTermDebt`	$-150.00M	USD	Annual
Revolving credit facilities borrowings (repayments), net	`ProceedsFromRepaymentsOfLinesOfCredit`	$18.30M	USD	Annual
Revolving credit facilities borrowings (repayments), net	`ProceedsFromRepaymentsOfLinesOfCredit`	$99.20M	USD	Annual
Revolving credit facilities borrowings (repayments), net	`ProceedsFromRepaymentsOfLinesOfCredit`	$-119.50M	USD	Annual
Long-term borrowings	`ProceedsFromIssuanceOfLongTermDebt`	$745.00M	USD	Annual
Long-term borrowings	`ProceedsFromIssuanceOfLongTermDebt`	$984.65M	USD	Annual
Long-term borrowings	`ProceedsFromIssuanceOfLongTermDebt`	$317.00M	USD	Annual
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$750.16M	USD	Annual
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$274.07M	USD	Annual
Repayment of long-term debt	`RepaymentsOfLongTermDebt`	$407.30M	USD	Annual
Proceeds from stock option exercise	`ProceedsFromStockOptionsExercised`	$1.74M	USD	Annual
Proceeds from stock option exercise	`ProceedsFromStockOptionsExercised`	$963.00K	USD	Annual
Proceeds from stock option exercise	`ProceedsFromStockOptionsExercised`	$943.00K	USD	Annual
Awards of common stock	`PaymentsForRepurchaseOfCommonStock`	$9.92M	USD	Annual
Awards of common stock	`PaymentsForRepurchaseOfCommonStock`	$12.63M	USD	Annual
Awards of common stock	`PaymentsForRepurchaseOfCommonStock`	$13.93M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$77.79M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$84.96M	USD	Annual
Dividends paid	`PaymentsOfDividendsCommonStock`	$92.93M	USD	Annual
Valencias transactions with its owner	`PaymentsOfDividendsMinorityInterest`	$17.74M	USD	Annual
Valencias transactions with its owner	`PaymentsOfDividendsMinorityInterest`	$15.40M	USD	Annual
Valencias transactions with its owner	`PaymentsOfDividendsMinorityInterest`	$17.09M	USD	Annual
Amounts received under transmission interconnection arrangements	`ProceedsFromTransmissionInterconnectionArrangements`	$11.88M	USD	Annual
Amounts received under transmission interconnection arrangements	`ProceedsFromTransmissionInterconnectionArrangements`	$10.02M	USD	Annual
Amounts received under transmission interconnection arrangements	`ProceedsFromTransmissionInterconnectionArrangements`	$4.06M	USD	Annual
Refunds paid under transmission interconnection arrangements	`RepaymentOfTransmissionInterconnectionAgreements`	$4.33M	USD	Annual
Refunds paid under transmission interconnection arrangements	`RepaymentOfTransmissionInterconnectionAgreements`	$2.83M	USD	Annual
Refunds paid under transmission interconnection arrangements	`RepaymentOfTransmissionInterconnectionAgreements`	$21.29M	USD	Annual
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-2.94M	USD	Annual
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-2.84M	USD	Annual
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-6.85M	USD	Annual
Net cash flows from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$45.65M	USD	Annual
Net cash flows from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-58.85M	USD	Annual
Net cash flows from financing activities	`NetCashProvidedByUsedInFinancingActivities`	$172.45M	USD	Annual
Change in Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-1.55M	USD	Annual
Change in Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$1.71M	USD	Annual
Change in Cash and Cash Equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-1.85M	USD	Annual
Cash and Cash Equivalents at Beginning of Year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.12M	USD	Point-in-time
Cash and Cash Equivalents at Beginning of Year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$3.83M	USD	Point-in-time
Cash and Cash Equivalents at Beginning of Year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$5.52M	USD	Point-in-time
Cash and Cash Equivalents at Beginning of Year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$3.97M	USD	Point-in-time
Cash and Cash Equivalents at End of Year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.12M	USD	Point-in-time
Cash and Cash Equivalents at End of Year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$3.83M	USD	Point-in-time
Cash and Cash Equivalents at End of Year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$5.52M	USD	Point-in-time
Cash and Cash Equivalents at End of Year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$3.97M	USD	Point-in-time
At beginning of period	`RestrictedCashCurrent`	-	USD	Point-in-time
At beginning of period	`RestrictedCashCurrent`	$1.00M	USD	Point-in-time
At beginning of period	`RestrictedCashCurrent`	-	USD	Point-in-time
At beginning of period	`RestrictedCashCurrent`	-	USD	Point-in-time
At end of period	`RestrictedCashCurrent`	-	USD	Point-in-time
At end of period	`RestrictedCashCurrent`	$1.00M	USD	Point-in-time
At end of period	`RestrictedCashCurrent`	-	USD	Point-in-time
At end of period	`RestrictedCashCurrent`	-	USD	Point-in-time
Interest paid, net of amounts capitalized	`InterestPaidNet`	$119.31M	USD	Annual
Interest paid, net of amounts capitalized	`InterestPaidNet`	$115.48M	USD	Annual
Interest paid, net of amounts capitalized	`InterestPaidNet`	$120.95M	USD	Annual
Income taxes paid (refunded), net	`IncomeTaxesPaidNet`	$625.00K	USD	Annual
Income taxes paid (refunded), net	`IncomeTaxesPaidNet`	$842.00K	USD	Annual
Income taxes paid (refunded), net	`IncomeTaxesPaidNet`	$-2.93M	USD	Annual
(Increase) decrease in accrued plant additions	`IncreaseDecreaseincapitalexpendituresincurredbutnotyetpaid`	$8.78M	USD	Annual
(Increase) decrease in accrued plant additions	`IncreaseDecreaseincapitalexpendituresincurredbutnotyetpaid`	$-11.50M	USD	Annual
(Increase) decrease in accrued plant additions	`IncreaseDecreaseincapitalexpendituresincurredbutnotyetpaid`	$-25.26M	USD	Annual
Contribution of utility plant to NMRD	`OtherSignificantNoncashTransactionValueOfConsiderationGiven1`	$24.83M	USD	Annual
Contribution of utility plant to NMRD	`OtherSignificantNoncashTransactionValueOfConsiderationGiven1`	-	USD	Annual
Contribution of utility plant to NMRD	`OtherSignificantNoncashTransactionValueOfConsiderationGiven1`	$578.00K	USD	Annual

Stockholders Equity 53 line items

Line Item	Tag	Value	Unit	Period
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.76B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.75B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.74B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.74B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$1.69B	USD	Point-in-time
Beginning Balance	`StockholdersEquity`	$1.68B	USD	Point-in-time
Reclassification of stranded income taxes resulting from tax reform	`TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect`	$17.60M	USD	Annual
Net earnings	`ProfitLoss`	$92.13M	USD	Annual
Net earnings	`ProfitLoss`	$101.28M	USD	Annual
Net earnings	`ProfitLoss`	$42.45M	USD	1 Quarter
Net earnings	`ProfitLoss`	$35.99M	USD	1 Quarter
Net earnings	`ProfitLoss`	$95.42M	USD	Annual
Net earnings	`ProfitLoss`	$106.76M	USD	1 Quarter
Net earnings	`ProfitLoss`	$-51.54M	USD	1 Quarter
Net earnings	`ProfitLoss`	$91.57M	USD	1 Quarter
Net earnings	`ProfitLoss`	$-72.28M	USD	1 Quarter
Net earnings	`ProfitLoss`	$21.66M	USD	1 Quarter
Net earnings	`ProfitLoss`	$18.80M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$38.21M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$14.99M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$87.52M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$-55.08M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$-75.91M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$18.70M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$31.80M	USD	1 Quarter
Net earnings	`NetIncomeLoss`	$102.77M	USD	1 Quarter
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-1.54M	USD	Annual
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$9.31M	USD	Annual
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$14.10M	USD	Annual
Subsidiary preferred stock dividends	`DividendsPreferredStock`	$528.00K	USD	Annual
Subsidiary preferred stock dividends	`DividendsPreferredStock`	$528.00K	USD	Annual
Subsidiary preferred stock dividends	`DividendsPreferredStock`	$528.00K	USD	Annual
Dividends declared on common stock	`DividendsCommonStockCash`	$93.79M	USD	Annual
Dividends declared on common stock	`DividendsCommonStockCash`	$86.42M	USD	Annual
Dividends declared on common stock	`DividendsCommonStockCash`	$79.06M	USD	Annual
Proceeds from stock option exercise	`StockIssuedDuringPeriodValueStockOptionsExercised`	$1.74M	USD	Annual
Proceeds from stock option exercise	`StockIssuedDuringPeriodValueStockOptionsExercised`	$963.00K	USD	Annual
Proceeds from stock option exercise	`StockIssuedDuringPeriodValueStockOptionsExercised`	$943.00K	USD	Annual
Awards of common stock	`StockRepurchasedAndRetiredDuringPeriodValue`	$12.63M	USD	Annual
Awards of common stock	`StockRepurchasedAndRetiredDuringPeriodValue`	$9.92M	USD	Annual
Awards of common stock	`StockRepurchasedAndRetiredDuringPeriodValue`	$13.93M	USD	Annual
Stock based compensation expense	`ShareBasedCompensation`	$6.19M	USD	Annual
Stock based compensation expense	`ShareBasedCompensation`	$6.41M	USD	Annual
Stock based compensation expense	`ShareBasedCompensation`	$7.12M	USD	Annual
Valencias transactions with its owner	`PaymentsOfDividendsMinorityInterest`	$17.74M	USD	Annual
Valencias transactions with its owner	`PaymentsOfDividendsMinorityInterest`	$15.40M	USD	Annual
Valencias transactions with its owner	`PaymentsOfDividendsMinorityInterest`	$17.09M	USD	Annual
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.76B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.75B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.74B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.74B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$1.69B	USD	Point-in-time
Ending Balance	`StockholdersEquity`	$1.68B	USD	Point-in-time

Comprehensive Income 62 line items

Line Item	Tag	Value	Unit	Period
Net Earnings	`ProfitLoss`	$92.13M	USD	Annual
Unrealized holding gains (losses) arising during the period, income tax (expense)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$6.53M	USD	Annual
Net Earnings	`ProfitLoss`	$101.28M	USD	Annual
Net Earnings	`ProfitLoss`	$42.45M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$35.99M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$95.42M	USD	Annual
Unrealized holding gains (losses) arising during the period, income tax (expense)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$963.00K	USD	Annual
Net Earnings	`ProfitLoss`	$106.76M	USD	1 Quarter
Unrealized holding gains (losses) arising during the period, income tax (expense)	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax`	$10.93M	USD	Annual
Net Earnings	`ProfitLoss`	$-51.54M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$91.57M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$-72.28M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$21.66M	USD	1 Quarter
Net Earnings	`ProfitLoss`	$18.80M	USD	1 Quarter
Reclassification adjustment for (gains) included in net earnings (loss), income tax expense	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$970.00K	USD	Annual
Reclassification adjustment for (gains) included in net earnings (loss), income tax expense	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$6.82M	USD	Annual
Reclassification adjustment for (gains) included in net earnings (loss), income tax expense	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax`	$3.57M	USD	Annual
Experience gain (loss), income tax (expense) benefit	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax`	$919.00K	USD	Annual
Experience gain (loss), income tax (expense) benefit	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax`	$-2.67M	USD	Annual
Experience gain (loss), income tax (expense) benefit	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax`	$-973.00K	USD	Annual
Reclassification adjustment for amortization of experience (gain) loss recognized as net periodic benefit cost, income tax (expense) benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$1.88M	USD	Annual
Unrealized holding gains (losses) arising during the period, net of income tax (expense) benefit	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$2.83M	USD	Annual
Reclassification adjustment for amortization of experience (gain) loss recognized as net periodic benefit cost, income tax (expense) benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$2.50M	USD	Annual
Reclassification adjustment for amortization of experience (gain) loss recognized as net periodic benefit cost, income tax (expense) benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$1.92M	USD	Annual
Unrealized holding gains (losses) arising during the period, net of income tax (expense) benefit	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$19.19M	USD	Annual
Unrealized holding gains (losses) arising during the period, net of income tax (expense) benefit	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$17.23M	USD	Annual
Reclassification adjustment for (gains) included in net earnings (loss), net of income tax expense	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$10.49M	USD	Annual
Reclassification adjustment for (gains) included in net earnings (loss), net of income tax expense	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$10.75M	USD	Annual
Change in fair market value, income tax (expense)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax`	$888.00K	USD	Annual
Reclassification adjustment for (gains) included in net earnings (loss), net of income tax expense	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax`	$2.85M	USD	Annual
Change in fair market value, income tax (expense)	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	$145.00K	USD	Annual
Change in fair market value, income tax (expense)	`OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax`	$388.00K	USD	Annual
Experience gain (loss), net of income tax (expense) benefit	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$-2.86M	USD	Annual
Experience gain (loss), net of income tax (expense) benefit	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$-7.75M	USD	Annual
Reclassification adjustment for (gains) losses included in net earnings (loss), income tax expense (benefit)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax`	$-186.00K	USD	Annual
Experience gain (loss), net of income tax (expense) benefit	`OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax`	$2.70M	USD	Annual
Reclassification adjustment for (gains) losses included in net earnings (loss), income tax expense (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax`	$-56.00K	USD	Annual
Reclassification adjustment for amortization of experience (gain) loss recognized as net periodic benefit cost, net of income tax (expense) benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-3.95M	USD	Annual
Reclassification adjustment for amortization of experience (gain) loss recognized as net periodic benefit cost, net of income tax (expense) benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-5.65M	USD	Annual
Reclassification adjustment for (gains) losses included in net earnings (loss), income tax expense (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax`	$-225.00K	USD	Annual
Reclassification adjustment for amortization of experience (gain) loss recognized as net periodic benefit cost, net of income tax (expense) benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-5.52M	USD	Annual
Change in fair market value, net of income tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$-2.61M	USD	Annual
Change in fair market value, net of income tax (expense) benefit	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	$425.00K	USD	Annual
Change in fair market value, net of income tax (expense) benefit	`OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax`	$612.00K	USD	Annual
Reclassification adjustment for losses included in net earnings, net of income tax (benefit)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax`	$-547.00K	USD	Annual
Reclassification adjustment for losses included in net earnings, net of income tax (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-160.00K	USD	Annual
Reclassification adjustment for losses included in net earnings, net of income tax (benefit)	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax`	$-356.00K	USD	Annual
Total Other Comprehensive Income (Loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-1.54M	USD	Annual
Total Other Comprehensive Income (Loss)	`OtherComprehensiveIncomeLossNetOfTax`	$9.31M	USD	Annual
Total Other Comprehensive Income (Loss)	`OtherComprehensiveIncomeLossNetOfTax`	$14.10M	USD	Annual
Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$109.52M	USD	Annual
Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$99.75M	USD	Annual
Comprehensive Income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$101.44M	USD	Annual
Comprehensive (Income) Attributable to Valencia Non-controlling Interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$14.24M	USD	Annual
Comprehensive (Income) Attributable to Valencia Non-controlling Interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$15.11M	USD	Annual
Comprehensive (Income) Attributable to Valencia Non-controlling Interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$15.02M	USD	Annual
Preferred Stock Dividends Requirements	`DividendsPreferredStock`	$528.00K	USD	Annual
Preferred Stock Dividends Requirements	`DividendsPreferredStock`	$528.00K	USD	Annual
Preferred Stock Dividends Requirements	`DividendsPreferredStock`	$528.00K	USD	Annual
Comprehensive Income Attributable to PNMR	`ComprehensiveIncomeNetOfTax`	$86.67M	USD	Annual
Comprehensive Income Attributable to PNMR	`ComprehensiveIncomeNetOfTax`	$84.11M	USD	Annual
Comprehensive Income Attributable to PNMR	`ComprehensiveIncomeNetOfTax`	$93.97M	USD	Annual

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