$PNW
PINNACLE WEST CAPITAL CORP Stock $pnw

$pnw Overview Financials Valuation SEC Filings Company Website

2022 Q1 Form 10-Q Financial Statement

#000076462222000029 Filed on May 04, 2022

Income Statement

Concept	2022 Q1	2021 Q4	2021 Q1
Revenue	$783.5M	$798.9M	$696.5M
YoY Change	12.5%	7.81%	5.22%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$203.6M	$186.8M	$176.4M
YoY Change	15.44%	9.5%	1.87%
% of Gross Profit
Operating Expenses	$729.0M	$748.8M	$622.0M
YoY Change	17.21%	5.46%	5.17%
Operating Profit	$54.49M		$47.53M
YoY Change	14.64%		17.59%
Interest Expense	$60.91M	-$47.16M	$56.94M
YoY Change	6.96%	0.55%	3.24%
% of Operating Profit	111.77%		119.8%
Other Income/Expense, Net	$31.84M	$25.04M	$45.57M
YoY Change	-30.14%	-236.1%	55.05%
Pretax Income	$25.42M	$27.90M	$36.20M
YoY Change	-29.77%	-181.11%	146.98%
Income Tax	$4.161M	$32.57M	-$4.350M
% Of Pretax Income	16.37%	116.73%	-12.02%
Net Earnings	$21.26M	$27.58M	$40.51M
YoY Change	-47.52%	-242.19%	16.2%
Net Earnings / Revenue	2.71%	3.45%	5.82%
Basic Earnings Per Share	$0.15		$0.32
Diluted Earnings Per Share	$0.15	$243.6K	$0.32
COMMON SHARES
Basic Shares Outstanding	113.1M shares	112.8M shares	112.8M shares
Diluted Shares Outstanding	113.3M shares		113.1M shares

Balance Sheet

Concept	2022 Q1	2021 Q4	2021 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$13.97M	$9.969M	$17.00M
YoY Change	-17.84%	-83.39%	-73.02%
Cash & Equivalents	$13.97M	$9.969M	$17.20M
Short-Term Investments
Other Short-Term Assets	$69.47M	$83.90M	$86.24M
YoY Change	-19.44%	9.49%	4.44%
Inventory	$379.1M	$367.2M	$339.0M
Prepaid Expenses
Receivables	$300.0M	$366.6M	$243.0M
Other Receivables	$6.972M	$7.514M	$0.00
Total Short-Term Assets	$1.595B	$1.551B	$1.170B
YoY Change	36.32%	29.44%	8.48%
LONG-TERM ASSETS
Property, Plant & Equipment	$14.25B	$14.18B	$13.76B
YoY Change	3.55%	3.33%	4.66%
Goodwill
YoY Change
Intangibles	$269.8M	$273.7M	$278.2M
YoY Change	-3.03%	-3.14%	-0.36%
Long-Term Investments
YoY Change
Other Assets	$105.6M	$97.88M	$88.49M
YoY Change	19.35%	7.44%	-9.54%
Total Long-Term Assets	$20.61B	$20.45B	$19.01B
YoY Change	8.37%	8.66%	8.76%
TOTAL ASSETS
Total Short-Term Assets	$1.595B	$1.551B	$1.170B
Total Long-Term Assets	$20.61B	$20.45B	$19.01B
Total Assets	$22.20B	$22.00B	$20.18B
YoY Change	9.99%	9.9%	8.74%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$343.3M	$393.1M	$309.1M
YoY Change	11.03%	23.38%	2.6%
Accrued Expenses	$162.6M	$157.8M	$133.0M
YoY Change	22.25%	19.53%	101.52%
Deferred Revenue	$41.63M	$42.29M	$45.17M
YoY Change	-7.84%	-12.51%	-17.82%
Short-Term Debt	$263.0M	$292.0M	$214.8M
YoY Change	22.44%	72.78%	-61.86%
Long-Term Debt Due	$0.00	$150.0M
YoY Change
Total Short-Term Liabilities	$1.597B	$1.757B	$1.331B
YoY Change	20.01%	29.14%	-42.04%
LONG-TERM LIABILITIES
Long-Term Debt	$7.227B	$6.914B	$6.465B
YoY Change	11.78%	9.49%	33.76%
Other Long-Term Liabilities	$231.1M	$232.9M	$206.2M
YoY Change	12.08%	22.17%	26.09%
Total Long-Term Liabilities	$7.458B	$7.147B	$6.671B
YoY Change	11.79%	9.87%	33.51%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.597B	$1.757B	$1.331B
Total Long-Term Liabilities	$7.458B	$7.147B	$6.671B
Total Liabilities	$9.054B	$8.904B	$8.002B
YoY Change	13.16%	13.2%	9.73%
SHAREHOLDERS EQUITY
Retained Earnings	$3.282B	$3.265B	$3.061B
YoY Change	7.22%	7.92%	6.74%
Common Stock	$2.706B	$2.703B	$2.687B
YoY Change	0.72%	0.94%	0.85%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$3.648M	$6.401M	$3.776M
YoY Change	-3.39%	1.78%	-46.06%
Treasury Stock Shares	50.92K shares	87.61K shares	44.34K shares
Shareholders Equity	$5.931B	$5.906B	$5.683B
YoY Change
Total Liabilities & Shareholders Equity	$22.20B	$22.00B	$20.18B
YoY Change	9.99%	9.9%	8.74%

Cashflow Statement

Concept	2022 Q1	2021 Q4	2021 Q1
OPERATING ACTIVITIES
Net Income	$21.26M	$27.58M	$40.51M
YoY Change	-47.52%	-242.19%	16.2%
Depreciation, Depletion And Amortization	$203.6M	$186.8M	$176.4M
YoY Change	15.44%	9.5%	1.87%
Cash From Operating Activities	$340.6M	$199.5M	$202.0M
YoY Change	68.61%	2.62%	10.01%
INVESTING ACTIVITIES
Capital Expenditures	-$391.6M	-$467.0M	-$363.8M
YoY Change	7.64%	31.38%	7.0%
Acquisitions
YoY Change
Other Investing Activities	$6.543M	$42.43M	-$5.974M
YoY Change	-209.52%	27.41%	1611.75%
Cash From Investing Activities	-$374.3M	-$424.6M	-$348.1M
YoY Change	7.55%	31.75%	2.03%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	-$1.005M		-$738.0K
YoY Change	36.18%
Debt Paid & Issued, Net	$150.0M		$0.00
YoY Change			-100.0%
Cash From Financing Activities	$37.73M	209.4M	$103.3M
YoY Change	-63.47%	3389.95%	-50.9%
NET CHANGE
Cash From Operating Activities	$340.6M	199.5M	$202.0M
Cash From Investing Activities	-$374.3M	-424.6M	-$348.1M
Cash From Financing Activities	$37.73M	209.4M	$103.3M
Net Change In Cash	$3.999M	-15.72M	-$42.77M
YoY Change	-109.35%	-87.11%	-180.91%
FREE CASH FLOW
Cash From Operating Activities	$340.6M	$199.5M	$202.0M
Capital Expenditures	-$391.6M	-$467.0M	-$363.8M
Free Cash Flow	$732.2M	$666.5M	$565.8M
YoY Change	29.41%	21.21%	8.06%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2022Q1	dei	Entity Central Index Key EntityCentralIndexKey	0000764622
CY2022Q1	dei	Amendment Flag AmendmentFlag	false
CY2022Q1	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2022Q1	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
CY2022Q1	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q1
CY2022Q1	dei	Document Type DocumentType	10-Q
CY2022Q1	dei	Document Quarterly Report DocumentQuarterlyReport	true
CY2022Q1	dei	Document Period End Date DocumentPeriodEndDate	2022-03-31
CY2022Q1	dei	Document Transition Report DocumentTransitionReport	false
CY2022Q1	dei	Entity File Number EntityFileNumber	1-8962
CY2022Q1	dei	Entity Registrant Name EntityRegistrantName	PINNACLE WEST CAPITAL CORPORATION
CY2022Q1	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	86-0512431
CY2022Q1	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	AZ
CY2022Q1	dei	Entity Address Address Line1 EntityAddressAddressLine1	400 North Fifth Street, P.O. Box 53999
CY2022Q1	dei	Entity Address City Or Town EntityAddressCityOrTown	Phoenix
CY2022Q1	dei	Entity Address State Or Province EntityAddressStateOrProvince	AZ
CY2022Q1	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	85072-3999
CY2022Q1	dei	City Area Code CityAreaCode	(602)
CY2022Q1	dei	Local Phone Number LocalPhoneNumber	250-1000
CY2022Q1	dei	Security12b Title Security12bTitle	Common Stock
CY2022Q1	dei	Trading Symbol TradingSymbol	PNW
CY2022Q1	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2022Q1	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2022Q1	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2022Q1	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2022Q1	dei	Entity Small Business EntitySmallBusiness	false
CY2022Q1	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2022Q1	dei	Entity Shell Company EntityShellCompany	false
CY2022Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	113001085	shares
CY2022Q1	us-gaap	Revenues Revenues	783531000	USD
CY2021Q1	us-gaap	Revenues Revenues	696475000	USD
CY2022Q1	us-gaap	Cost Of Goods And Service Excluding Depreciation Depletion And Amortization CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization	265269000	USD
CY2021Q1	us-gaap	Cost Of Goods And Service Excluding Depreciation Depletion And Amortization CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization	198227000	USD
CY2022Q1	us-gaap	Utilities Operating Expense Maintenance And Operations UtilitiesOperatingExpenseMaintenanceAndOperations	218342000	USD
CY2021Q1	us-gaap	Utilities Operating Expense Maintenance And Operations UtilitiesOperatingExpenseMaintenanceAndOperations	230055000	USD
CY2022Q1	us-gaap	Cost Of Goods And Services Sold Depreciation And Amortization CostOfGoodsAndServicesSoldDepreciationAndAmortization	186605000	USD
CY2021Q1	us-gaap	Cost Of Goods And Services Sold Depreciation And Amortization CostOfGoodsAndServicesSoldDepreciationAndAmortization	157820000	USD
CY2022Q1	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	57998000	USD
CY2021Q1	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	59483000	USD
CY2022Q1	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	825000	USD
CY2021Q1	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	3356000	USD
CY2022Q1	us-gaap	Costs And Expenses CostsAndExpenses	729039000	USD
CY2021Q1	us-gaap	Costs And Expenses CostsAndExpenses	648941000	USD
CY2022Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	54492000	USD
CY2021Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	47534000	USD
CY2022Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	9747000	USD
CY2021Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	9207000	USD
CY2022Q1	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	31838000	USD
CY2021Q1	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	45574000	USD
CY2022Q1	us-gaap	Pension And Other Postretirement Benefit Expense PensionAndOtherPostretirementBenefitExpense	-23809000	USD
CY2021Q1	us-gaap	Pension And Other Postretirement Benefit Expense PensionAndOtherPostretirementBenefitExpense	-27791000	USD
CY2022Q1	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	1704000	USD
CY2021Q1	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	12429000	USD
CY2022Q1	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	3422000	USD
CY2021Q1	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	3853000	USD
CY2022Q1	us-gaap	Interest Costs Incurred InterestCostsIncurred	65389000	USD
CY2021Q1	us-gaap	Interest Costs Incurred InterestCostsIncurred	61938000	USD
CY2022Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	4482000	USD
CY2021Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Additions PublicUtilitiesAllowanceForFundsUsedDuringConstructionAdditions	4994000	USD
CY2022Q1	us-gaap	Interest Expense InterestExpense	60907000	USD
CY2021Q1	us-gaap	Interest Expense InterestExpense	56944000	USD
CY2022Q1	us-gaap	Income Loss Including Portion Attributable To Noncontrolling Interest IncomeLossIncludingPortionAttributableToNoncontrollingInterest	25423000	USD
CY2021Q1	us-gaap	Income Loss Including Portion Attributable To Noncontrolling Interest IncomeLossIncludingPortionAttributableToNoncontrollingInterest	36164000	USD
CY2022Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4161000	USD
CY2021Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-4350000	USD
CY2022Q1	us-gaap	Profit Loss ProfitLoss	21262000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	40514000	USD
CY2022Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	4306000	USD
CY2021Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	4873000	USD
CY2022Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	16956000	USD
CY2021Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	35641000	USD
CY2022Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	113102000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	112829000	shares
CY2022Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	113295000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	113093000	shares
CY2022Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.15
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.32
CY2022Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.15
CY2021Q4	us-gaap	Credit Risk Derivative Assets At Fair Value CreditRiskDerivativeAssetsAtFairValue	46908000	USD
CY2022Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	105605000	USD
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.32
CY2022Q1	us-gaap	Profit Loss ProfitLoss	21262000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	40514000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	83000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	86000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	252000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	262000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-296000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-336000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-901000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-1022000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1153000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1284000	USD
CY2022Q1	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	22415000	USD
CY2021Q1	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	41798000	USD
CY2022Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	4306000	USD
CY2021Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	4873000	USD
CY2022Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	18109000	USD
CY2021Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	36925000	USD
CY2022Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	13968000	USD
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	9969000	USD
CY2022Q1	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	324659000	USD
CY2021Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	391923000	USD
CY2022Q1	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	132765000	USD
CY2021Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	133980000	USD
CY2022Q1	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	24666000	USD
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	25354000	USD
CY2022Q1	us-gaap	Other Inventory Supplies OtherInventorySupplies	358287000	USD
CY2021Q4	us-gaap	Other Inventory Supplies OtherInventorySupplies	349135000	USD
CY2022Q1	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	6972000	USD
CY2021Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	7514000	USD
CY2022Q1	us-gaap	Energy Related Inventory Other Fossil Fuel EnergyRelatedInventoryOtherFossilFuel	20772000	USD
CY2021Q4	us-gaap	Energy Related Inventory Other Fossil Fuel EnergyRelatedInventoryOtherFossilFuel	18032000	USD
CY2022Q1	us-gaap	Derivative Instruments And Hedges DerivativeInstrumentsAndHedges	206102000	USD
CY2021Q4	us-gaap	Derivative Instruments And Hedges DerivativeInstrumentsAndHedges	63481000	USD
CY2022Q1	pnw	Deferred Fuel And Purchased Power Regulatory Asset Current DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent	354816000	USD
CY2021Q4	pnw	Deferred Fuel And Purchased Power Regulatory Asset Current DeferredFuelAndPurchasedPowerRegulatoryAssetCurrent	388148000	USD
CY2022Q1	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	131444000	USD
CY2021Q4	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	130376000	USD
CY2022Q1	us-gaap	Other Assets Current OtherAssetsCurrent	69474000	USD
CY2021Q4	us-gaap	Other Assets Current OtherAssetsCurrent	83896000	USD
CY2022Q1	us-gaap	Assets Current AssetsCurrent	1594593000	USD
CY2021Q4	us-gaap	Assets Current AssetsCurrent	1551100000	USD
CY2022Q1	us-gaap	Decommissioning Trust Assets Amount DecommissioningTrustAssetsAmount	1227465000	USD
CY2021Q4	us-gaap	Decommissioning Trust Assets Amount DecommissioningTrustAssetsAmount	1294757000	USD
CY2022Q1	pnw	Coal Reclamationand Union Trust CoalReclamationandUnionTrust	349042000	USD
CY2021Q4	pnw	Coal Reclamationand Union Trust CoalReclamationandUnionTrust	358410000	USD
CY2022Q1	us-gaap	Credit Risk Derivative Assets At Fair Value CreditRiskDerivativeAssetsAtFairValue	91521000	USD
CY2021Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	97884000	USD
CY2022Q1	pnw	Total Investments And Other Assets TotalInvestmentsAndOtherAssets	1773633000	USD
CY2021Q4	pnw	Total Investments And Other Assets TotalInvestmentsAndOtherAssets	1797959000	USD
CY2022Q1	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	21844618000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	21688661000	USD
CY2022Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	7597037000	USD
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	7504603000	USD
CY2022Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	14247581000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	14184058000	USD
CY2022Q1	pnw	Construction Work In Progress Gross ConstructionWorkInProgressGross	1418308000	USD
CY2021Q4	pnw	Construction Work In Progress Gross ConstructionWorkInProgressGross	1329478000	USD
CY2022Q1	pnw	Public Utilities Property Plant And Equipment Sale Leaseback Net PublicUtilitiesPropertyPlantAndEquipmentSaleLeasebackNet	93199000	USD
CY2021Q4	pnw	Public Utilities Property Plant And Equipment Sale Leaseback Net PublicUtilitiesPropertyPlantAndEquipmentSaleLeasebackNet	94166000	USD
CY2022Q1	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	269802000	USD
CY2021Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	273693000	USD
CY2022Q1	us-gaap	Nuclear Fuel Net Of Amortization NuclearFuelNetOfAmortization	119296000	USD
CY2022Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	3281601000	USD
CY2021Q4	us-gaap	Nuclear Fuel Net Of Amortization NuclearFuelNetOfAmortization	106039000	USD
CY2022Q1	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	16148186000	USD
CY2021Q4	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	15987434000	USD
CY2022Q1	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	1184246000	USD
CY2021Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	1192987000	USD
CY2022Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	896907000	USD
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	890057000	USD
CY2022Q1	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	563019000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Assets For Plan Benefits Noncurrent DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent	545723000	USD
CY2022Q1	us-gaap	Other Deferred Costs Net OtherDeferredCostsNet	40370000	USD
CY2021Q4	us-gaap	Other Deferred Costs Net OtherDeferredCostsNet	37962000	USD
CY2022Q1	pnw	Total Deferred Debits TotalDeferredDebits	2684542000	USD
CY2021Q4	pnw	Total Deferred Debits TotalDeferredDebits	2666729000	USD
CY2022Q1	us-gaap	Assets Assets	22200954000	USD
CY2021Q4	us-gaap	Assets Assets	22003222000	USD
CY2022Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	343255000	USD
CY2021Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	393083000	USD
CY2022Q1	us-gaap	Taxes Payable Current TaxesPayableCurrent	222492000	USD
CY2021Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	168645000	USD
CY2022Q1	us-gaap	Interest Payable Current InterestPayableCurrent	61648000	USD
CY2021Q4	us-gaap	Interest Payable Current InterestPayableCurrent	57332000	USD
CY2022Q1	us-gaap	Dividends Payable Current DividendsPayableCurrent	0	USD
CY2021Q4	us-gaap	Dividends Payable Current DividendsPayableCurrent	95988000	USD
CY2022Q1	us-gaap	Short Term Borrowings ShortTermBorrowings	262950000	USD
CY2021Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	292000000	USD
CY2022Q1	us-gaap	Other Long Term Debt Current OtherLongTermDebtCurrent	0	USD
CY2021Q4	us-gaap	Other Long Term Debt Current OtherLongTermDebtCurrent	150000000	USD
CY2022Q1	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	41628000	USD
CY2021Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	42293000	USD
CY2022Q1	us-gaap	Derivative Instruments And Hedges Liabilities DerivativeInstrumentsAndHedgesLiabilities	1706000	USD
CY2021Q4	us-gaap	Derivative Instruments And Hedges Liabilities DerivativeInstrumentsAndHedgesLiabilities	4373000	USD
CY2022Q1	us-gaap	Asset Retirement Obligation Current AssetRetirementObligationCurrent	4069000	USD
CY2021Q4	us-gaap	Asset Retirement Obligation Current AssetRetirementObligationCurrent	4473000	USD
CY2022Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	100949000	USD
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	100443000	USD
CY2022Q1	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	448778000	USD
CY2021Q4	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	296271000	USD
CY2022Q1	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	109255000	USD
CY2021Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	151968000	USD
CY2022Q1	us-gaap	Liabilities Current LiabilitiesCurrent	1596730000	USD
CY2021Q4	us-gaap	Liabilities Current LiabilitiesCurrent	1756869000	USD
CY2022Q1	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	7226624000	USD
CY2021Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	6913735000	USD
CY2022Q1	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	2318959000	USD
CY2021Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	2311862000	USD
CY2022Q1	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	2438672000	USD
CY2021Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	2499213000	USD
CY2022Q1	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	771720000	USD
CY2021Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	762909000	USD
CY2022Q1	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	149856000	USD
CY2021Q4	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	152865000	USD
CY2022Q1	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	314664000	USD
CY2021Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	257151000	USD
CY2022Q1	us-gaap	Unrecorded Unconditional Purchase Obligation Balance Sheet Amount UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount	175776000	USD
CY2021Q4	us-gaap	Unrecorded Unconditional Purchase Obligation Balance Sheet Amount UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount	174616000	USD
CY2022Q1	us-gaap	Accumulated Deferred Investment Tax Credit AccumulatedDeferredInvestmentTaxCredit	186251000	USD
CY2021Q4	us-gaap	Accumulated Deferred Investment Tax Credit AccumulatedDeferredInvestmentTaxCredit	186570000	USD
CY2022Q1	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	4758000	USD
CY2021Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	4657000	USD
CY2022Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	735718000	USD
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	728401000	USD
CY2022Q1	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	231090000	USD
CY2021Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	232914000	USD
CY2022Q1	us-gaap	Deferred Credits And Other Liabilities DeferredCreditsAndOtherLiabilities	7327464000	USD
CY2022Q1	us-gaap	Common Stock Value CommonStockValue	2706325000	USD
CY2021Q4	us-gaap	Deferred Credits And Other Liabilities DeferredCreditsAndOtherLiabilities	7311158000	USD
CY2022Q1	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2021Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	150000000	shares
CY2022Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	150000000	shares
CY2022Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	113047699	shares
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	113014528	shares
CY2021Q4	us-gaap	Common Stock Value CommonStockValue	2702743000	USD
CY2022Q1	us-gaap	Treasury Stock Shares TreasuryStockShares	50921	shares
CY2021Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	87608	shares
CY2022Q1	us-gaap	Treasury Stock Value TreasuryStockValue	3648000	USD
CY2021Q4	us-gaap	Treasury Stock Value TreasuryStockValue	6401000	USD
CY2022Q1	pnw	Common Stock Value Common And Treasury CommonStockValueCommonAndTreasury	2702677000	USD
CY2021Q4	pnw	Common Stock Value Common And Treasury CommonStockValueCommonAndTreasury	2696342000	USD
CY2022Q1	pnw	Production Tax Credit Guarantees ProductionTaxCreditGuarantees	36000000	USD
CY2022Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	22200954000	USD
CY2021Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	3264719000	USD
CY2022Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-53708000	USD
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-54861000	USD
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	5930570000	USD
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	5906200000	USD
CY2022Q1	us-gaap	Minority Interest MinorityInterest	119566000	USD
CY2021Q4	us-gaap	Minority Interest MinorityInterest	115260000	USD
CY2022Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6050136000	USD
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6021460000	USD
CY2021Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	22003222000	USD
CY2022Q1	us-gaap	Profit Loss ProfitLoss	21262000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	40514000	USD
CY2022Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	203639000	USD
CY2021Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	176409000	USD
CY2022Q1	us-gaap	Increase Decrease In Regulatory Clause Revenue IncreaseDecreaseInRegulatoryClauseRevenue	-6110000	USD
CY2021Q1	us-gaap	Increase Decrease In Regulatory Clause Revenue IncreaseDecreaseInRegulatoryClauseRevenue	-52210000	USD
CY2022Q1	pnw	Increase Decrease Deferred Fuel And Purchased Power Amortization IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization	39442000	USD
CY2021Q1	pnw	Increase Decrease Deferred Fuel And Purchased Power Amortization IncreaseDecreaseDeferredFuelAndPurchasedPowerAmortization	-564000	USD
CY2022Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	9747000	USD
CY2021Q1	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	9207000	USD
CY2022Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	3835000	USD
CY2021Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-11077000	USD
CY2022Q1	pnw	Deferred Investment Tax Expense Credit DeferredInvestmentTaxExpenseCredit	-319000	USD
CY2021Q1	pnw	Deferred Investment Tax Expense Credit DeferredInvestmentTaxExpenseCredit	-529000	USD
CY2022Q1	us-gaap	Share Based Compensation ShareBasedCompensation	5338000	USD
CY2021Q1	us-gaap	Share Based Compensation ShareBasedCompensation	11337000	USD
CY2022Q1	us-gaap	Increase Decrease In Accounts And Notes Receivable IncreaseDecreaseInAccountsAndNotesReceivable	-66146000	USD
CY2021Q1	us-gaap	Increase Decrease In Accounts And Notes Receivable IncreaseDecreaseInAccountsAndNotesReceivable	-50545000	USD
CY2022Q1	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	-1215000	USD
CY2021Q1	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	-10163000	USD
CY2022Q1	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	11892000	USD
CY2021Q1	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	4801000	USD
CY2022Q1	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-542000	USD
CY2021Q1	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-6792000	USD
CY2022Q1	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	-13347000	USD
CY2021Q1	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	9042000	USD
CY2022Q1	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-13873000	USD
CY2021Q1	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	24465000	USD
CY2022Q1	us-gaap	Increase Decrease In Accrued Taxes Payable IncreaseDecreaseInAccruedTaxesPayable	53847000	USD
CY2021Q1	us-gaap	Increase Decrease In Accrued Taxes Payable IncreaseDecreaseInAccruedTaxesPayable	53985000	USD
CY2022Q1	us-gaap	Increase Decrease In Other Accrued Liabilities IncreaseDecreaseInOtherAccruedLiabilities	-40211000	USD
CY2021Q1	us-gaap	Increase Decrease In Other Accrued Liabilities IncreaseDecreaseInOtherAccruedLiabilities	-46028000	USD
CY2022Q1	us-gaap	Increase Decrease In Margin Deposits Outstanding IncreaseDecreaseInMarginDepositsOutstanding	-8600000	USD
CY2021Q1	us-gaap	Increase Decrease In Margin Deposits Outstanding IncreaseDecreaseInMarginDepositsOutstanding	0	USD
CY2022Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-52153000	USD
CY2021Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	39667000	USD
CY2022Q1	pnw	Increase Decrease In Operating Lease Right Of Use Asset IncreaseDecreaseInOperatingLeaseRightOfUseAsset	-324000	USD
CY2021Q1	pnw	Paymentsto Acquire Investmentstobe Heldin Decommissioning Trust Fund And Other Special Use Funds PaymentstoAcquireInvestmentstobeHeldinDecommissioningTrustFundAndOtherSpecialUseFunds	380548000	USD
CY2021Q1	pnw	Increase Decrease In Operating Lease Right Of Use Asset IncreaseDecreaseInOperatingLeaseRightOfUseAsset	-2890000	USD
CY2022Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-47883000	USD
CY2021Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-513000	USD
CY2022Q1	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	953000	USD
CY2021Q1	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-1450000	USD
CY2022Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	340608000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	202012000	USD
CY2022Q1	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	391583000	USD
CY2021Q1	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	363775000	USD
CY2022Q1	us-gaap	Proceeds From Contribution In Aid Of Construction ProceedsFromContributionInAidOfConstruction	28262000	USD
CY2021Q1	us-gaap	Proceeds From Contribution In Aid Of Construction ProceedsFromContributionInAidOfConstruction	15296000	USD
CY2022Q1	us-gaap	Allowance For Funds Used During Construction Investing Activities AllowanceForFundsUsedDuringConstructionInvestingActivities	-4422000	USD
CY2021Q1	us-gaap	Allowance For Funds Used During Construction Investing Activities AllowanceForFundsUsedDuringConstructionInvestingActivities	-4994000	USD
CY2022Q1	pnw	Proceedsfrom Decommissioning Trust Fund Assets And Other Special Use Funds ProceedsfromDecommissioningTrustFundAssetsAndOtherSpecialUseFunds	361754000	USD
CY2021Q1	pnw	Proceedsfrom Decommissioning Trust Fund Assets And Other Special Use Funds ProceedsfromDecommissioningTrustFundAssetsAndOtherSpecialUseFunds	379978000	USD
CY2022Q1	pnw	Paymentsto Acquire Investmentstobe Heldin Decommissioning Trust Fund And Other Special Use Funds PaymentstoAcquireInvestmentstobeHeldinDecommissioningTrustFundAndOtherSpecialUseFunds	361809000	USD
CY2022Q1	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	6543000	USD
CY2021Q1	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-5974000	USD
CY2022Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-374341000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-348069000	USD
CY2022Q1	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	312052000	USD
CY2021Q1	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	150000000	USD
CY2022Q1	pnw	Proceeds From Repayments Of Short Term Debt Net ProceedsFromRepaymentsOfShortTermDebtNet	-29050000	USD
CY2021Q1	pnw	Proceeds From Repayments Of Short Term Debt Net ProceedsFromRepaymentsOfShortTermDebtNet	49750000	USD
CY2022Q1	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	0	USD
CY2021Q1	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	4000000	USD
CY2022Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	94265000	USD
CY2021Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	91721000	USD
CY2022Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	150000000	USD
CY2021Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	0	USD
CY2022Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	-1005000	USD
CY2021Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	-738000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1153000	USD
CY2022Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	37732000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	103291000	USD
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	3999000	USD
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-42766000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	9969000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	59968000	USD
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	13968000	USD
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	17202000	USD
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6021460000	USD
CY2022Q1	us-gaap	Profit Loss ProfitLoss	21262000	USD
CY2022Q1	pnw	Dividends Common Stock Net DividendsCommonStockNet	74000	USD
CY2022Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	3582000	USD
CY2022Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1665000	USD
CY2022Q1	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	4418000	USD
CY2022Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6050136000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5752793000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	40514000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1284000	USD
CY2021Q1	pnw	Dividends Common Stock Net DividendsCommonStockNet	-5000	USD
CY2021Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	9570000	USD
CY2021Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1333000	USD
CY2021Q1	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	3846000	USD
CY2021Q1	us-gaap	Stockholders Equity Other StockholdersEquityOther	-1000	USD
CY2021Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5806680000	USD
CY2022Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	0	USD
CY2021Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-827000	USD
CY2022Q1	us-gaap	Interest Paid Net InterestPaidNet	55208000	USD
CY2021Q1	us-gaap	Interest Paid Net InterestPaidNet	53885000	USD
CY2022Q1	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	131778000	USD
CY2022Q1	pnw	Regulatory Cost Recovery Revenue RegulatoryCostRecoveryRevenue	12000000	USD
CY2021Q1	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	79597000	USD
CY2022Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	4889000	USD
CY2021Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	785000	USD
CY2022Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	783531000	USD
CY2021Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	696475000	USD
CY2021Q1	pnw	Regulatory Cost Recovery Revenue RegulatoryCostRecoveryRevenue	14000000	USD
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Premiums And Other Receivables AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables	25354000	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Premiums And Other Receivables AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables	19782000	USD
CY2022Q1	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	3161000	USD
CY2021	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	22251000	USD
CY2022Q1	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	3849000	USD
CY2021	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	16679000	USD
CY2022Q1	us-gaap	Allowance For Doubtful Accounts Premiums And Other Receivables AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables	24666000	USD
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Premiums And Other Receivables AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables	25354000	USD
CY2022Q1	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	7226624000	USD
CY2022Q1	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	7067896000	USD
CY2021Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	7063735000	USD
CY2021Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	7726354000	USD
CY2019Q4	pnw	Rate Plan Comparison Tool Number Of Customers RatePlanComparisonToolNumberOfCustomers	13000	customer
CY2019Q4	pnw	Rate Plan Comparison Tool Inconvenience Payment RatePlanComparisonToolInconveniencePayment	25	USD
CY2020Q3	pnw	Rate Plan Comparison Tool Inconvenience Payment RatePlanComparisonToolInconveniencePayment	25	USD
CY2020Q3	pnw	Rate Plan Comparison Tool Number Of Customers RatePlanComparisonToolNumberOfCustomers	3800	customer
CY2022Q1	pnw	Regulatory Asset Including Deferred Fuel And Purchased Power Regulatory Asset Current RegulatoryAssetIncludingDeferredFuelAndPurchasedPowerRegulatoryAssetCurrent	486260000	USD
CY2022Q1	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	1184246000	USD
CY2021Q4	pnw	Regulatory Asset Including Deferred Fuel And Purchased Power Regulatory Asset Current RegulatoryAssetIncludingDeferredFuelAndPurchasedPowerRegulatoryAssetCurrent	518524000	USD
CY2021Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	1192987000	USD
CY2022Q1	pnw	Regulatory Liability Including Deferred Fuel And Purchased Power Regulatory Liability Current RegulatoryLiabilityIncludingDeferredFuelAndPurchasedPowerRegulatoryLiabilityCurrent	448778000	USD
CY2022Q1	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	2438672000	USD
CY2021Q4	pnw	Regulatory Liability Including Deferred Fuel And Purchased Power Regulatory Liability Current RegulatoryLiabilityIncludingDeferredFuelAndPurchasedPowerRegulatoryLiabilityCurrent	296271000	USD
CY2021Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	2499213000	USD
CY2022Q1	us-gaap	Investment Income Interest InvestmentIncomeInterest	1642000	USD
CY2021Q1	us-gaap	Investment Income Interest InvestmentIncomeInterest	1948000	USD
CY2022Q1	pnw	Miscellaneous Other Nonoperating Income MiscellaneousOtherNonoperatingIncome	62000	USD
CY2021Q1	pnw	Miscellaneous Other Nonoperating Income MiscellaneousOtherNonoperatingIncome	3000	USD
CY2022Q1	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	1704000	USD
CY2021Q1	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	12429000	USD
CY2022Q1	pnw	Nonoperating Costs NonoperatingCosts	2453000	USD
CY2021Q1	pnw	Nonoperating Costs NonoperatingCosts	1937000	USD
CY2022Q1	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	-681000	USD
CY2021Q1	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	-343000	USD
CY2022Q1	pnw	Miscellaneous Other Nonoperating Expense MiscellaneousOtherNonoperatingExpense	288000	USD
CY2021Q1	pnw	Miscellaneous Other Nonoperating Expense MiscellaneousOtherNonoperatingExpense	1573000	USD
CY2022Q1	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	3422000	USD
CY2021Q1	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	3853000	USD
CY2022Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	16956000	USD
CY2021Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	35641000	USD
CY2022Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	113102000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	112829000	shares
CY2022Q1	us-gaap	Weighted Average Number Of Shares Restricted Stock WeightedAverageNumberOfSharesRestrictedStock	193000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Shares Restricted Stock WeightedAverageNumberOfSharesRestrictedStock	264000	shares
CY2022Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	113295000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	113093000	shares
CY2022Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.15
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.32
CY2022Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.15
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.32
CY2022Q1	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	8621000	USD
CY2022Q1	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	297623000	USD
CY2022Q1	pnw	Decommissioning Fund Investments Fair Value Net Pending Securities Salesand Purchases DecommissioningFundInvestmentsFairValueNetPendingSecuritiesSalesandPurchases	568428000	USD
CY2022Q1	us-gaap	Decommissioning Trust Assets Amount DecommissioningTrustAssetsAmount	1227465000	USD
CY2022Q1	pnw	Special Use Fund Investments Other Net Fair Value Pending Salesand Purchases SpecialUseFundInvestmentsOtherNetFairValuePendingSalesandPurchases	1112000	USD
CY2022Q1	pnw	Special Use Fund Investments Other Gross Fair Value SpecialUseFundInvestmentsOtherGrossFairValue	349042000	USD
CY2022Q1	pnw	Assets Fair Value Gross Liabilityand Net Pending Securities Salesand Purchases AssetsFairValueGrossLiabilityandNetPendingSecuritiesSalesandPurchases	560919000	USD
CY2022Q1	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	1874130000	USD
CY2022Q1	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	1554000	USD
CY2022Q1	us-gaap	Derivative Liabilities DerivativeLiabilities	1706000	USD
CY2021Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	4690000	USD
CY2021Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	110389000	USD
CY2021Q4	pnw	Decommissioning Fund Investments Fair Value Net Pending Securities Salesand Purchases DecommissioningFundInvestmentsFairValueNetPendingSecuritiesSalesandPurchases	567266000	USD
CY2021Q4	us-gaap	Decommissioning Trust Assets Amount DecommissioningTrustAssetsAmount	1294757000	USD
CY2021Q4	pnw	Special Use Fund Investments Other Net Fair Value Pending Salesand Purchases SpecialUseFundInvestmentsOtherNetFairValuePendingSalesandPurchases	936000	USD
CY2021Q4	pnw	Special Use Fund Investments Other Gross Fair Value SpecialUseFundInvestmentsOtherGrossFairValue	358410000	USD
CY2021Q4	pnw	Assets Fair Value Gross Liabilityand Net Pending Securities Salesand Purchases AssetsFairValueGrossLiabilityandNetPendingSecuritiesSalesandPurchases	563512000	USD
CY2021Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	1763556000	USD
CY2021Q4	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	3105000	USD
CY2021Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	4373000	USD
CY2022Q1	pnw	Stated Interest Ratefor Notes Receivable StatedInterestRateforNotesReceivable	0.039
CY2022Q1	us-gaap	Notes Receivable Net NotesReceivableNet	4600000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	252000	USD
CY2022Q1	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-901000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	262000	USD
CY2021Q1	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-1022000	USD

Files In Submission

Name	View Source	Status
0000764622-22-000029-index-headers.html	Edgar Link	pending
0000764622-22-000029-index.html	Edgar Link	pending
0000764622-22-000029.txt	Edgar Link	pending
0000764622-22-000029-xbrl.zip	Edgar Link	pending
exhibit311-03312022.htm	Edgar Link	pending
exhibit312-03312022.htm	Edgar Link	pending
exhibit313-03312022.htm	Edgar Link	pending
exhibit314-03312022.htm	Edgar Link	pending
exhibit321-03312022.htm	Edgar Link	pending
exhibit322-03312022.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
pnw-20220331.htm	Edgar Link	pending
pnw-20220331.xsd	Edgar Link	pending
pnw-20220331_cal.xml	Edgar Link	unprocessable
pnw-20220331_def.xml	Edgar Link	unprocessable
pnw-20220331_htm.xml	Edgar Link	completed
pnw-20220331_lab.xml	Edgar Link	unprocessable
pnw-20220331_pre.xml	Edgar Link	unprocessable
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report.css	Edgar Link	pending
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$PNW
PINNACLE WEST CAPITAL CORP Stock $pnw

2022 Q1 Form 10-Q Financial Statement

#000076462222000029 Filed on May 04, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$PNW PINNACLE WEST CAPITAL CORP Stock $pnw

2022 Q1 Form 10-Q Financial Statement

#000076462222000029 Filed on May 04, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$PNW
PINNACLE WEST CAPITAL CORP Stock $pnw