$PPL
PPL Corp Stock $ppl

$ppl Overview Financials Valuation SEC Filings Company Website

2013 Q1 Form 10-Q Financial Statement

#000092222413000044 Filed on May 03, 2013

Income Statement

Concept	2013 Q1	2012 Q1
Revenue	$2.457B	$4.112B
YoY Change	-40.25%	41.31%
Cost Of Revenue	$179.0M	$1.576B
YoY Change	-88.64%	105.74%
Gross Profit	$2.278B	$2.536B
YoY Change	-10.17%	18.28%
Gross Profit Margin	92.71%	61.67%
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$348.0M	$319.0M
YoY Change	9.09%	25.1%
% of Gross Profit	15.28%	12.58%
Operating Expenses	$1.585B	$1.485B
YoY Change	6.73%	10.9%
Operating Profit	$679.0M	$1.051B
YoY Change	-35.39%	30.56%
Interest Expense	$251.0M	$230.0M
YoY Change	9.13%	32.18%
% of Operating Profit	36.97%	21.88%
Other Income/Expense, Net	$122.0M	-$17.00M
YoY Change	-817.65%	240.0%
Pretax Income	$564.0M	$804.0M
YoY Change	-29.85%	28.64%
Income Tax	$151.0M	$259.0M
% Of Pretax Income	26.77%	32.21%
Net Earnings	$413.0M	$541.0M
YoY Change	-23.66%	34.91%
Net Earnings / Revenue	16.81%	13.16%
Basic Earnings Per Share	$0.70	$0.93
Diluted Earnings Per Share	$0.65	$0.93
COMMON SHARES
Basic Shares Outstanding	582.6M shares	579.0M shares
Diluted Shares Outstanding	657.0M shares	579.5M shares

Balance Sheet

Concept	2013 Q1	2012 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$853.0M	$1.103B
YoY Change	-22.67%	-11.41%
Cash & Equivalents	$853.0M	$1.103B
Short-Term Investments		$0.00
Other Short-Term Assets	$95.00M	$31.00M
YoY Change	206.45%	-43.64%
Inventory	$616.0M	$669.0M
Prepaid Expenses	$281.0M	$261.0M
Receivables	$936.0M	$723.0M
Other Receivables	$60.00M	$84.00M
Total Short-Term Assets	$4.989B	$7.062B
YoY Change	-29.35%	22.88%
LONG-TERM ASSETS
Property, Plant & Equipment	$29.98B	$27.71B
YoY Change	8.19%	30.8%
Goodwill	$3.995B	$4.161B
YoY Change	-3.99%	132.2%
Intangibles	$910.0M	$1.064B
YoY Change	-14.47%	10.49%
Long-Term Investments	$48.00M	$75.00M
YoY Change	-36.0%	-1.32%
Other Assets	$598.0M	$801.0M
YoY Change	-25.34%	37.39%
Total Long-Term Assets	$7.565B	$8.546B
YoY Change	-11.48%	67.83%
TOTAL ASSETS
Total Short-Term Assets	$4.989B	$7.062B
Total Long-Term Assets	$7.565B	$8.546B
Total Assets	$43.34B	$44.08B
YoY Change	-1.68%	34.64%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$1.071B	$1.027B
YoY Change	4.28%	9.14%
Accrued Expenses	$352.0M	$326.0M
YoY Change	7.98%	45.54%
Deferred Revenue
YoY Change
Short-Term Debt	$1.061B	$674.0M
YoY Change	57.42%	-23.5%
Long-Term Debt Due	$751.0M
YoY Change
Total Short-Term Liabilities	$5.650B	$5.888B
YoY Change	-4.04%	20.11%
LONG-TERM LIABILITIES
Long-Term Debt	$18.88B	$18.08B
YoY Change	4.45%	47.6%
Other Long-Term Liabilities	$666.0M	$1.020B
YoY Change	-34.71%	38.02%
Total Long-Term Liabilities	$8.268B	$8.583B
YoY Change	-3.67%	26.33%
TOTAL LIABILITIES
Total Short-Term Liabilities	$5.650B	$5.888B
Total Long-Term Liabilities	$8.268B	$8.583B
Total Liabilities	$13.92B	$14.47B
YoY Change	-3.82%	23.73%
SHAREHOLDERS EQUITY
Retained Earnings	$5.676B	$5.129B
YoY Change	10.66%	18.95%
Common Stock	$6.994B	$6.868B
YoY Change	1.83%	47.95%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$10.52B	$11.27B
YoY Change
Total Liabilities & Shareholders Equity	$43.34B	$44.08B
YoY Change	-1.68%	34.64%

Cashflow Statement

Concept	2013 Q1	2012 Q1
OPERATING ACTIVITIES
Net Income	$413.0M	$541.0M
YoY Change	-23.66%	34.91%
Depreciation, Depletion And Amortization	$348.0M	$319.0M
YoY Change	9.09%	25.1%
Cash From Operating Activities	$244.0M	$728.0M
YoY Change	-66.48%	271.43%
INVESTING ACTIVITIES
Capital Expenditures	$828.0M	$682.0M
YoY Change	21.41%	59.35%
Acquisitions
YoY Change
Other Investing Activities	$16.00M	$19.00M
YoY Change	-15.79%	171.43%
Cash From Investing Activities	-$899.0M	-$711.0M
YoY Change	26.44%	-825.51%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$20.00M	$16.00M
YoY Change	25.0%	0.0%
Debt Paid & Issued, Net	$8.000M
YoY Change
Cash From Financing Activities	$621.0M	-$124.0M
YoY Change	-600.81%	-1053.85%
NET CHANGE
Cash From Operating Activities	$244.0M	$728.0M
Cash From Investing Activities	-$899.0M	-$711.0M
Cash From Financing Activities	$621.0M	-$124.0M
Net Change In Cash	-$34.00M	-$107.0M
YoY Change	-68.22%	-134.85%
FREE CASH FLOW
Cash From Operating Activities	$244.0M	$728.0M
Capital Expenditures	$828.0M	$682.0M
Free Cash Flow	-$584.0M	$46.00M
YoY Change	-1369.57%	-119.83%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2013Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.65
CY2013Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.70
CY2012Q1	us-gaap	Utilities Operating Expense Taxes UtilitiesOperatingExpenseTaxes	91000000	USD
CY2012Q1	us-gaap	Unregulated Operating Revenue UnregulatedOperatingRevenue	223000000	USD
CY2012Q1	us-gaap	Net Income Loss NetIncomeLoss	541000000	USD
CY2013Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	151000000	USD
CY2013Q1	us-gaap	Profit Loss ProfitLoss	413000000	USD
CY2013Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest		USD
CY2013Q1	us-gaap	Net Income Loss NetIncomeLoss	413000000	USD
CY2013Q1	ppl	Purchased Power And Gas PurchasedPowerAndGas	691000000	USD
CY2013Q1	ppl	Energy Purchases Unrealized Economic Activity EnergyPurchasesUnrealizedEconomicActivity	-634000000	USD
CY2013Q1	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	2457000000	USD
CY2013Q1	us-gaap	Fuel Costs FuelCosts	529000000	USD
CY2013Q1	us-gaap	Other Cost Of Services OtherCostOfServices	676000000	USD
CY2013Q1	us-gaap	Utilities Operating Expense Taxes UtilitiesOperatingExpenseTaxes	96000000	USD
CY2013Q1	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	1764000000	USD
CY2013Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	693000000	USD
CY2013Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	122000000	USD
CY2013Q1	us-gaap	Interest Expense InterestExpense	251000000	USD
CY2012Q1	ppl	Energy Purchases Unrealized Economic Activity EnergyPurchasesUnrealizedEconomicActivity	591000000	USD
CY2012Q1	us-gaap	Utility Revenue UtilityRevenue	1714000000	USD
CY2012Q1	us-gaap	Fuel Costs FuelCosts	424000000	USD
CY2012Q1	us-gaap	Other Cost Of Services OtherCostOfServices	706000000	USD
CY2012Q1	ppl	Wholesale Energy Marketing Unrealized Economic Activity WholesaleEnergyMarketingUnrealizedEconomicActivity	852000000	USD
CY2012Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	804000000	USD
CY2012Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	1051000000	USD
CY2012Q1	us-gaap	Interest Expense InterestExpense	230000000	USD
CY2012Q1	us-gaap	Profit Loss ProfitLoss	545000000	USD
CY2012Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	4000000	USD
CY2012Q1	ppl	Wholesale Energy Marketing Realized WholesaleEnergyMarketingRealized	1208000000	USD
CY2012Q1	ppl	Purchased Power And Gas PurchasedPowerAndGas	883000000	USD
CY2012Q1	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	264000000	USD
CY2012Q1	us-gaap	Gain Loss On Derivative Instruments Held For Trading Purposes Net GainLossOnDerivativeInstrumentsHeldForTradingPurposesNet	8000000	USD
CY2012Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	579041000	shares
CY2012Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.93
CY2012Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.93
CY2012Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	579527000	shares
CY2012Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.3600
CY2012Q1	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	3061000000	USD
CY2013Q1	us-gaap	Other Sales Revenue Net OtherSalesRevenueNet	127000000	USD
CY2012Q1	us-gaap	Other Sales Revenue Net OtherSalesRevenueNet	107000000	USD
CY2013Q1	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	122000000	USD
CY2012Q1	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	102000000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	-245000000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	76000000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	23000000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	24000000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	62000000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	78000000	USD
CY2013Q1	ppl	Equity Investees Other Comprehensive Income Loss EquityInvesteesOtherComprehensiveIncomeLoss		USD
CY2012Q1	ppl	Equity Investees Other Comprehensive Income Loss EquityInvesteesOtherComprehensiveIncomeLoss	-4000000	USD
CY2013Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	582640000	shares
CY2013Q1	us-gaap	Assets Assets	43341000000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Pension Cost Net Of Tax OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicPensionCostNetOfTax	-3000000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-1000000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-5000000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	-80000000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	-134000000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Pension Cost Net Of Tax OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicPensionCostNetOfTax	-1000000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Recognized In Net Periodic Benefit Cost Net Of Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax	34000000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Recognized In Net Periodic Benefit Cost Net Of Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax	20000000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-206000000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	58000000	USD
CY2013Q1	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	207000000	USD
CY2012Q1	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	603000000	USD
CY2013Q1	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest		USD
CY2012Q1	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	4000000	USD
CY2013Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	207000000	USD
CY2012Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	599000000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	-6000000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	2000000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-25000000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-26000000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	-20000000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	-50000000	USD
CY2013Q1	ppl	Other Comprehensive Income Equity Investees Other Comprehensive Income Loss Arising During Period Tax OtherComprehensiveIncomeEquityInvesteesOtherComprehensiveIncomeLossArisingDuringPeriodTax	0	USD
CY2012Q1	ppl	Other Comprehensive Income Equity Investees Other Comprehensive Income Loss Arising During Period Tax OtherComprehensiveIncomeEquityInvesteesOtherComprehensiveIncomeLossArisingDuringPeriodTax	2000000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	1000000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	0	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeTax	35000000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeTax	75000000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Amortization Of Defined Benefit Plan Net Prior Service Cost Recognized In Net Periodic Pension Cost Tax OtherComprehensiveIncomeAmortizationOfDefinedBenefitPlanNetPriorServiceCostRecognizedInNetPeriodicPensionCostTax	1000000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Amortization Of Defined Benefit Plan Net Prior Service Cost Recognized In Net Periodic Pension Cost Tax OtherComprehensiveIncomeAmortizationOfDefinedBenefitPlanNetPriorServiceCostRecognizedInNetPeriodicPensionCostTax	1000000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Reclassification Pension And Other Postretirement Benefit Plans Net Gain Loss Recognized In Net Periodic Benefit Cost Tax OtherComprehensiveIncomeLossReclassificationPensionAndOtherPostretirementBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostTax	-13000000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Reclassification Pension And Other Postretirement Benefit Plans Net Gain Loss Recognized In Net Periodic Benefit Cost Tax OtherComprehensiveIncomeLossReclassificationPensionAndOtherPostretirementBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostTax	-4000000	USD
CY2013Q1	ppl	Depreciation From Continuing And Discontinued Operations DepreciationFromContinuingAndDiscontinuedOperations	284000000	USD
CY2013Q1	us-gaap	Pension And Other Postretirement Benefit Expense PensionAndOtherPostretirementBenefitExpense	51000000	USD
CY2013Q1	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	80000000	USD
CY2013Q1	ppl	Unrealized Gains Losses On Derivatives And Other Hedging Activities UnrealizedGainsLossesOnDerivativesAndOtherHedgingActivities	-98000000	USD
CY2013Q1	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-30000000	USD
CY2013Q1	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	-138000000	USD
CY2013Q1	ppl	Net Change Unbilled Revenues NetChangeUnbilledRevenues	-137000000	USD
CY2013Q1	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	117000000	USD
CY2013Q1	us-gaap	Increase Decrease In Customer Deposits IncreaseDecreaseInCustomerDeposits	-64000000	USD
CY2013Q1	ppl	Change In Taxes ChangeInTaxes	122000000	USD
CY2013Q1	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	74000000	USD
CY2013Q1	us-gaap	Pension Contributions PensionContributions	429000000	USD
CY2013Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-33000000	USD
CY2013Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-59000000	USD
CY2013Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	244000000	USD
CY2013Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	828000000	USD
CY2013Q1	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	28000000	USD
CY2013Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	24000000	USD
CY2013Q1	us-gaap	Proceeds From Sale Of Other Investments ProceedsFromSaleOfOtherInvestments		USD
CY2013Q1	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	52000000	USD
CY2013Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	210000000	USD
CY2013Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-899000000	USD
CY2013Q1	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	450000000	USD
CY2013Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	8000000	USD
CY2013Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	20000000	USD
CY2013Q1	ppl	Payment Of Debt Issuance Costs Short And Long Term Facilities PaymentOfDebtIssuanceCostsShortAndLongTermFacilities	18000000	USD
CY2013Q1	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	15000000	USD
CY2013Q1	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	416000000	USD
CY2013Q1	ppl	Payments For Contractual Adjustments PaymentsForContractualAdjustments	24000000	USD
CY2013Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	621000000	USD
CY2012Q1	us-gaap	Pension And Other Postretirement Benefit Expense PensionAndOtherPostretirementBenefitExpense	42000000	USD
CY2012Q1	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	257000000	USD
CY2013Q1	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-14000000	USD
CY2013Q1	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-48000000	USD
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1202000000	USD
CY2012Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1103000000	USD
CY2012Q1	ppl	Depreciation From Continuing And Discontinued Operations DepreciationFromContinuingAndDiscontinuedOperations	264000000	USD
CY2013Q1	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-5000000	USD
CY2012Q1	ppl	Unrealized Gains Losses On Derivatives And Other Hedging Activities UnrealizedGainsLossesOnDerivativesAndOtherHedgingActivities	235000000	USD
CY2012Q1	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-20000000	USD
CY2012Q1	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	-99000000	USD
CY2012Q1	ppl	Net Change Unbilled Revenues NetChangeUnbilledRevenues	-59000000	USD
CY2012Q1	us-gaap	Increase Decrease In Prepaid Expense IncreaseDecreaseInPrepaidExpense	100000000	USD
CY2012Q1	us-gaap	Increase Decrease In Customer Deposits IncreaseDecreaseInCustomerDeposits	65000000	USD
CY2012Q1	ppl	Change In Taxes ChangeInTaxes	66000000	USD
CY2012Q1	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	8000000	USD
CY2012Q1	us-gaap	Pension Contributions PensionContributions	208000000	USD
CY2012Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	12000000	USD
CY2012Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-15000000	USD
CY2012Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	728000000	USD
CY2012Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	682000000	USD
CY2012Q1	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	38000000	USD
CY2012Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	34000000	USD
CY2012Q1	us-gaap	Proceeds From Sale Of Other Investments ProceedsFromSaleOfOtherInvestments	16000000	USD
CY2012Q1	us-gaap	Increase Decrease In Restricted Cash IncreaseDecreaseInRestrictedCash	22000000	USD
CY2012Q1	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	19000000	USD
CY2012Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-711000000	USD
CY2012Q1	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt		USD
CY2012Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt		USD
CY2012Q1	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	16000000	USD
CY2012Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	203000000	USD
CY2012Q1	ppl	Payment Of Debt Issuance Costs Short And Long Term Facilities PaymentOfDebtIssuanceCostsShortAndLongTermFacilities	3000000	USD
CY2012Q1	ppl	Payments For Contractual Adjustments PaymentsForContractualAdjustments	23000000	USD
CY2012Q1	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	93000000	USD
CY2012Q1	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-4000000	USD
CY2012Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-124000000	USD
CY2012Q1	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	8000000	USD
CY2012Q1	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-99000000	USD
CY2013Q1	us-gaap	Adjustment For Amortization AdjustmentForAmortization	64000000	USD
CY2012Q1	us-gaap	Adjustment For Amortization AdjustmentForAmortization	55000000	USD
CY2013Q1	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	187000000	USD
CY2012Q1	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-32000000	USD
CY2013Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	853000000	USD
CY2012Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	901000000	USD
CY2013Q1	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	119000000	USD
CY2012Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	54000000	USD
CY2013Q1	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	936000000	USD
CY2012Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	745000000	USD
CY2013Q1	us-gaap	Nontrade Receivables Current NontradeReceivablesCurrent	60000000	USD
CY2012Q4	us-gaap	Nontrade Receivables Current NontradeReceivablesCurrent	79000000	USD
CY2013Q1	us-gaap	Unbilled Contracts Receivable UnbilledContractsReceivable	708000000	USD
CY2012Q4	us-gaap	Unbilled Contracts Receivable UnbilledContractsReceivable	857000000	USD
CY2013Q1	us-gaap	Inventory Net InventoryNet	616000000	USD
CY2012Q4	us-gaap	Inventory Net InventoryNet	673000000	USD
CY2013Q1	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	281000000	USD
CY2012Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	166000000	USD
CY2013Q1	us-gaap	Derivative Instruments And Hedges DerivativeInstrumentsAndHedges	1284000000	USD
CY2012Q4	us-gaap	Derivative Instruments And Hedges DerivativeInstrumentsAndHedges	1525000000	USD
CY2013Q1	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	37000000	USD
CY2012Q4	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	19000000	USD
CY2013Q1	us-gaap	Other Assets Current OtherAssetsCurrent	95000000	USD
CY2012Q4	us-gaap	Other Assets Current OtherAssetsCurrent	49000000	USD
CY2013Q1	us-gaap	Assets Current AssetsCurrent	4989000000	USD
CY2012Q4	us-gaap	Assets Current AssetsCurrent	5068000000	USD
CY2013Q1	us-gaap	Decommissioning Fund Investments DecommissioningFundInvestments	764000000	USD
CY2013Q1	us-gaap	Other Investments OtherInvestments	48000000	USD
CY2013Q1	us-gaap	Long Term Investments LongTermInvestments	812000000	USD
CY2012Q4	us-gaap	Decommissioning Fund Investments DecommissioningFundInvestments	712000000	USD
CY2012Q4	us-gaap	Other Investments OtherInvestments	47000000	USD
CY2012Q4	us-gaap	Long Term Investments LongTermInvestments	759000000	USD
CY2013Q1	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	25054000000	USD
CY2013Q1	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	4258000000	USD
CY2013Q1	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	20796000000	USD
CY2013Q1	ppl	Property Plant And Equipment Nuclear Fuel PropertyPlantAndEquipmentNuclearFuel	666000000	USD
CY2013Q1	us-gaap	Property Plant And Equipment Other PropertyPlantAndEquipmentOther	737000000	USD
CY2013Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	6039000000	USD
CY2013Q1	ppl	Property Plant And Equipment Net Nonregulated PropertyPlantAndEquipmentNetNonregulated	6909000000	USD
CY2013Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	29975000000	USD
CY2012Q4	us-gaap	Public Utilities Property Plant And Equipment Plant In Service PublicUtilitiesPropertyPlantAndEquipmentPlantInService	25196000000	USD
CY2012Q4	us-gaap	Public Utilities Property Plant And Equipment Accumulated Depreciation PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation	4164000000	USD
CY2012Q4	us-gaap	Public Utilities Property Plant And Equipment Net PublicUtilitiesPropertyPlantAndEquipmentNet	21032000000	USD
CY2012Q4	ppl	Property Plant And Equipment Nuclear Fuel PropertyPlantAndEquipmentNuclearFuel	524000000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Other PropertyPlantAndEquipmentOther	726000000	USD
CY2012Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	5942000000	USD
CY2012Q4	ppl	Property Plant And Equipment Net Nonregulated PropertyPlantAndEquipmentNetNonregulated	6603000000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	30032000000	USD
CY2013Q1	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	1464000000	USD
CY2013Q1	us-gaap	Goodwill Goodwill	3995000000	USD
CY2013Q1	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	910000000	USD
CY2013Q1	us-gaap	Derivative Instruments And Hedges Noncurrent DerivativeInstrumentsAndHedgesNoncurrent	598000000	USD
CY2013Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	598000000	USD
CY2013Q1	us-gaap	Assets Noncurrent AssetsNoncurrent	7565000000	USD
CY2012Q4	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	1483000000	USD
CY2012Q4	us-gaap	Goodwill Goodwill	4158000000	USD
CY2012Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	925000000	USD
CY2012Q4	us-gaap	Derivative Instruments And Hedges Noncurrent DerivativeInstrumentsAndHedgesNoncurrent	572000000	USD
CY2012Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	637000000	USD
CY2012Q4	us-gaap	Assets Noncurrent AssetsNoncurrent	7775000000	USD
CY2013Q1	ppl	Property Plant And Equipment Generation Or Processing PropertyPlantAndEquipmentGenerationOrProcessing	11545000000	USD
CY2012Q4	ppl	Property Plant And Equipment Generation Or Processing PropertyPlantAndEquipmentGenerationOrProcessing	11295000000	USD
CY2013Q1	us-gaap	Construction In Progress Gross ConstructionInProgressGross	2270000000	USD
CY2012Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	2397000000	USD
CY2012Q4	us-gaap	Assets Assets	43634000000	USD
CY2013Q1	us-gaap	Short Term Borrowings ShortTermBorrowings	1061000000	USD
CY2013Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	1071000000	USD
CY2013Q1	us-gaap	Taxes Payable Current TaxesPayableCurrent	138000000	USD
CY2013Q1	ppl	Price Risk Management Liabilities Current PriceRiskManagementLiabilitiesCurrent	972000000	USD
CY2013Q1	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	61000000	USD
CY2013Q1	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	1029000000	USD
CY2013Q1	us-gaap	Liabilities Current LiabilitiesCurrent	5650000000	USD
CY2013Q1	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	18881000000	USD
CY2012Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	652000000	USD
CY2012Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	1252000000	USD
CY2012Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	90000000	USD
CY2012Q4	ppl	Price Risk Management Liabilities Current PriceRiskManagementLiabilitiesCurrent	1065000000	USD
CY2012Q4	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	61000000	USD
CY2012Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	1219000000	USD
CY2012Q4	us-gaap	Liabilities Current LiabilitiesCurrent	5625000000	USD
CY2012Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	18725000000	USD
CY2013Q1	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	3577000000	USD
CY2013Q1	ppl	Deferred Investment Tax Credit DeferredInvestmentTaxCredit	340000000	USD
CY2013Q1	ppl	Price Risk Management Liabilities PriceRiskManagementLiabilities	533000000	USD
CY2013Q1	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	1596000000	USD
CY2013Q1	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	540000000	USD
CY2013Q1	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	1016000000	USD
CY2013Q1	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	666000000	USD
CY2013Q1	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	8268000000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	3387000000	USD
CY2012Q4	ppl	Deferred Investment Tax Credit DeferredInvestmentTaxCredit	328000000	USD
CY2012Q4	ppl	Price Risk Management Liabilities PriceRiskManagementLiabilities	629000000	USD
CY2012Q4	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	2076000000	USD
CY2012Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	536000000	USD
CY2012Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	1010000000	USD
CY2012Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	820000000	USD
CY2012Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	8786000000	USD
CY2013Q1	us-gaap	Common Stock Value CommonStockValue	6000000	USD
CY2013Q1	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	6988000000	USD
CY2013Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	5676000000	USD
CY2013Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-2146000000	USD
CY2013Q1	us-gaap	Stockholders Equity StockholdersEquity	10524000000	USD
CY2013Q1	us-gaap	Minority Interest MinorityInterest	18000000	USD
CY2013Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10542000000	USD
CY2013Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	43341000000	USD
CY2012Q4	us-gaap	Common Stock Value CommonStockValue	6000000	USD
CY2012Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	6936000000	USD
CY2012Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	5478000000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-1940000000	USD
CY2012Q4	us-gaap	Minority Interest MinorityInterest	18000000	USD
CY2012Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10498000000	USD
CY2012Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	43634000000	USD
CY2013Q1	us-gaap	Dividends Payable Current DividendsPayableCurrent	215000000	USD
CY2012Q4	us-gaap	Dividends Payable Current DividendsPayableCurrent	210000000	USD
CY2013Q1	us-gaap	Interest Payable Current InterestPayableCurrent	352000000	USD
CY2012Q4	us-gaap	Interest Payable Current InterestPayableCurrent	325000000	USD
CY2013Q1	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2012Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2013Q1	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	64000000	USD
CY2013Q1	ppl	Ppe Net From Consolidation Of Vie PpeNetFromConsolidationOfVie	426000000	USD
CY2013Q1	ppl	Variable Interest Carrying Amount Intangible Assets VariableInterestCarryingAmountIntangibleAssets	10000000	USD
CY2012Q4	ppl	Variable Interest Carrying Amount Intangible Assets VariableInterestCarryingAmountIntangibleAssets	10000000	USD
CY2012Q4	ppl	Ppe Net From Consolidation Of Vie PpeNetFromConsolidationOfVie	428000000	USD
CY2012Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	64000000	USD
CY2013Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2012Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2013Q1	us-gaap	Long Term Debt Current LongTermDebtCurrent	751000000	USD
CY2012Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	751000000	USD
CY2013Q1	us-gaap	Dividends Dividends	215000000	USD
CY2013Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	780000000	shares
CY2012Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	780000000	shares
CY2013Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	583214000	shares
CY2012Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	581944000	shares
CY2013Q1	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	583214000	shares
CY2012Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	581944000	shares
CY2013Q1	ppl	Votes Per Share Of Common Stock VotesPerShareOfCommonStock	1	Integer
CY2012Q1	ppl	Votes Per Share Of Common Stock VotesPerShareOfCommonStock	1	Integer
CY2013Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	37000000	USD
CY2013Q1	ppl	Stock Based Compensation StockBasedCompensation	15000000	USD
CY2011Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	11096000000	USD
CY2012Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	32000000	USD
CY2012Q1	ppl	Stock Based Compensation StockBasedCompensation	17000000	USD
CY2013Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	28000000	USD
CY2012Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	29000000	USD
CY2013Q1	ppl	Reclassification From Share Based Compensation To Common Stock Issued ReclassificationFromShareBasedCompensationToCommonStockIssued	-13000000	USD
CY2012Q1	ppl	Reclassification From Share Based Compensation To Common Stock Issued ReclassificationFromShareBasedCompensationToCommonStockIssued	-12000000	USD
CY2012Q1	us-gaap	Dividends Dividends	213000000	USD
CY2012Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	11535000000	USD
CY2013Q1	ppl	Depreciation Reduction In Future Period DepreciationReductionInFuturePeriod	19000000	USD
CY2013Q1	us-gaap	Revenues Revenues	2457000000	USD
CY2012Q1	us-gaap	Undistributed Earnings Allocated To Participating Securities UndistributedEarningsAllocatedToParticipatingSecurities	3000000	USD
CY2013Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	810000	shares
CY2012Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	486000	shares
CY2012Q1	ppl	Purchase Contracts PurchaseContracts		shares
CY2012Q1	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	538000000	USD
CY2012Q1	us-gaap	Revenues Revenues	4112000000	USD
CY2013Q1	ppl	Incremental Common Shares Attributable To Equity Forward Sale Agreements IncrementalCommonSharesAttributableToEquityForwardSaleAgreements	1580000	shares
CY2012Q1	ppl	Incremental Common Shares Attributable To Equity Forward Sale Agreements IncrementalCommonSharesAttributableToEquityForwardSaleAgreements		shares
CY2013Q1	us-gaap	Undistributed Earnings Allocated To Participating Securities UndistributedEarningsAllocatedToParticipatingSecurities	2000000	USD
CY2013Q1	ppl	Purchase Contracts PurchaseContracts	71990000	shares
CY2013Q1	us-gaap	Interest On Convertible Debt Net Of Tax InterestOnConvertibleDebtNetOfTax	15000000	USD
CY2012Q1	us-gaap	Interest On Convertible Debt Net Of Tax InterestOnConvertibleDebtNetOfTax		USD
CY2012Q1	ppl	Net Income Available To Common Shareowners NetIncomeAvailableToCommonShareowners	538000000	USD
CY2013Q1	ppl	Net Income Available To Common Shareowners NetIncomeAvailableToCommonShareowners	411000000	USD
CY2013Q1	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	426000000	USD
CY2012Q1	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	277000	shares
CY2012Q1	us-gaap	Employee Stock Ownership Plan Esop Shares Contributed To Esop EmployeeStockOwnershipPlanESOPSharesContributedToESOP	280000	shares
CY2012Q1	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	558000	shares
CY2013Q1	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	446000	shares
CY2013Q1	us-gaap	Employee Stock Ownership Plan Esop Shares Contributed To Esop EmployeeStockOwnershipPlanESOPSharesContributedToESOP	275000	shares
CY2013Q1	us-gaap	Stock Issued During Period Shares Dividend Reinvestment Plan StockIssuedDuringPeriodSharesDividendReinvestmentPlan	549000	shares
CY2013Q1	us-gaap	Income Tax Reconciliation Tax Contingencies Domestic IncomeTaxReconciliationTaxContingenciesDomestic	39000000	USD
CY2013Q1	ppl	Impact From United States Tax Court Decision On United Kingdom Windfall Profit Tax ImpactFromUnitedStatesTaxCourtDecisionOnUnitedKingdomWindfallProfitTax	42000000	USD
CY2013Q1	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	197000000	USD
CY2013Q1	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	3000000	USD
CY2013Q1	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-38000000	USD
CY2013Q1	us-gaap	Income Tax Reconciliation Repatriation Of Foreign Earnings IncomeTaxReconciliationRepatriationOfForeignEarnings	2000000	USD
CY2013Q1	us-gaap	Income Tax Reconciliation Tax Contingencies Foreign IncomeTaxReconciliationTaxContingenciesForeign		USD
CY2013Q1	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	3000000	USD
CY2013Q1	us-gaap	Income Tax Reconciliation Tax Credits Investment IncomeTaxReconciliationTaxCreditsInvestment	3000000	USD
CY2013Q1	ppl	Depreciation Not Normalized DepreciationNotNormalized	-3000000	USD
CY2013Q1	ppl	Income Tax Reconciliation State Deferred Tax Change IncomeTaxReconciliationStateDeferredTaxChange		USD
CY2013Q1	ppl	Income Tax Reconciliation Net Operating Loss Carryfoward Adjustment IncomeTaxReconciliationNetOperatingLossCarryfowardAdjustment		USD
CY2013Q1	ppl	Total Increase Decrease To Federal Income Tax On Income From Continuing Operations At Statuatory Tax Rate TotalIncreaseDecreaseToFederalIncomeTaxOnIncomeFromContinuingOperationsAtStatuatoryTaxRate	-46000000	USD
CY2013Q1	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35	pure
CY2012Q1	ppl	Depreciation Not Normalized DepreciationNotNormalized	-2000000	USD
CY2012Q1	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35	pure
CY2012Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	92000000	USD
CY2012Q1	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	121000000	USD
CY2013Q1	us-gaap	Significant Change In Unrecognized Tax Benefits Is Reasonably Possible Estimated Range Of Change Upper Bound SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleEstimatedRangeOfChangeUpperBound	10000000	USD
CY2013Q1	us-gaap	Significant Change In Unrecognized Tax Benefits Is Reasonably Possible Estimated Range Of Change Lower Bound SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleEstimatedRangeOfChangeLowerBound	88000000	USD
CY2012Q1	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-21000000	USD
CY2012Q1	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	281000000	USD
CY2012Q1	ppl	Income Tax Reconciliation Net Operating Loss Carryfoward Adjustment IncomeTaxReconciliationNetOperatingLossCarryfowardAdjustment	-6000000	USD
CY2012Q1	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-5000000	USD
CY2012Q1	us-gaap	Income Tax Reconciliation Repatriation Of Foreign Earnings IncomeTaxReconciliationRepatriationOfForeignEarnings	2000000	USD
CY2012Q1	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	24000000	USD
CY2012Q1	ppl	Income Tax Reconciliation State Deferred Tax Change IncomeTaxReconciliationStateDeferredTaxChange	-11000000	USD
CY2012Q1	us-gaap	Income Tax Reconciliation Tax Contingencies Foreign IncomeTaxReconciliationTaxContingenciesForeign	3000000	USD
CY2012Q1	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	4000000	USD
CY2012Q1	us-gaap	Income Tax Reconciliation Tax Credits Investment IncomeTaxReconciliationTaxCreditsInvestment	2000000	USD
CY2012Q1	ppl	Total Increase Decrease To Federal Income Tax On Income From Continuing Operations At Statuatory Tax Rate TotalIncreaseDecreaseToFederalIncomeTaxOnIncomeFromContinuingOperationsAtStatuatoryTaxRate	-22000000	USD
CY2013Q1	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-4000000	USD
CY2011Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	145000000	USD
CY2013Q1	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions		USD
CY2012Q1	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	4000000	USD
CY2013Q1	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions		USD
CY2012Q1	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	27000000	USD
CY2013Q1	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions		USD
CY2012Q1	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	1000000	USD
CY2013Q1	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	2000000	USD
CY2012Q1	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	2000000	USD
CY2013Q1	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	90000000	USD
CY2013Q1	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	37000000	USD
CY2012Q1	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	41000000	USD
CY2013Q1	ppl	Ratemaking Mechanisms Authorized For Approval RatemakingMechanismsAuthorizedForApproval	2	Integer
CY2013Q1	ppl	Number Phases Investigation Retail Electricity Market NumberPhasesInvestigationRetailElectricityMarket	2	Integer
CY2013Q1	ppl	Projected Amount To Comply With Overhead Clearance Standard ProjectedAmountToComplyWithOverheadClearanceStandard	89000000	USD
CY2012Q4	ppl	Projected Amount To Comply With Overhead Clearance Standard ProjectedAmountToComplyWithOverheadClearanceStandard	94000000	USD
CY2013Q1	ppl	Percentage Of Reduced Electricity Consumption Required By Act129 By2011 PercentageOfReducedElectricityConsumptionRequiredByAct129By2011	0.010	pure
CY2013Q1	ppl	Percentage Of Reduced Electricity Consumption Required By Act129 By2013 PercentageOfReducedElectricityConsumptionRequiredByAct129By2013	0.030	pure
CY2013Q1	ppl	Percentage Of Reduced Peak Demand Required By Act129 By2013 PercentageOfReducedPeakDemandRequiredByAct129By2013	0.045	pure
CY2013Q1	ppl	Number Of Hours That Are Benchmark For Demand Reductions NumberOfHoursThatAreBenchmarkForDemandReductions	100	Integer
CY2013Q1	ppl	Proposed Cost Recovery Cap Over Year2006 Revenue ProposedCostRecoveryCapOverYear2006Revenue	0.020	pure
CY2013Q1	ppl	Number Of Years Phase Two Program Is Effective NumberOfYearsPhaseTwoProgramIsEffective	3	Integer
CY2013Q1	ppl	Percentage Of Reduced Electricity Consumption Under Phase Two Program PercentageOfReducedElectricityConsumptionUnderPhaseTwoProgram	0.021	pure
CY2013Q1	ppl	Maximum Percentage Of Long Term Contracts For Electric Generation Supply Service MaximumPercentageOfLongTermContractsForElectricGenerationSupplyService	0.25	pure
CY2013Q1	ppl	Minimum Duration Of Long Term Procurement Contracts MinimumDurationOfLongTermProcurementContracts	4	Integer
CY2013Q1	ppl	Maximum Duration Of Long Term Procurement Contracts MaximumDurationOfLongTermProcurementContracts	20	Integer
CY2013Q1	ppl	Regulator Matters Storm Damage Expense Rider Maximum Period RegulatorMattersStormDamageExpenseRiderMaximumPeriod	90	Integer
CY2013Q1	ppl	Maximum Depreciable Life For New Smart Meter Technology In New Construction MaximumDepreciableLifeForNewSmartMeterTechnologyInNewConstruction	15
CY2013Q1	ppl	Regulatory Matters Long Term Infrastructure Improvement Plan Minimum Term RegulatoryMattersLongTermInfrastructureImprovementPlanMinimumTerm	5
CY2013Q1	ppl	Regulatory Matters Long Term Infrastructure Improvement Plan Maximum Term RegulatoryMattersLongTermInfrastructureImprovementPlanMaximumTerm	10
CY2013Q1	ppl	Federal Energy Regulatory Commission Formula Revenue Requirement Impact Minimum FederalEnergyRegulatoryCommissionFormulaRevenueRequirementImpactMinimum	0	USD
CY2013Q1	ppl	Federal Energy Regulatory Commission Formula Revenue Requirement Impact Maximum FederalEnergyRegulatoryCommissionFormulaRevenueRequirementImpactMaximum	40000000	USD
CY2013Q1	ppl	Common Stock Dividends Per Share Declared As Per Annum Equivalent CommonStockDividendsPerShareDeclaredAsPerAnnumEquivalent	1.47
CY2013Q2	ppl	Sale Of Stock Number Of Shares Physically Delivered In Transaction SaleOfStockNumberOfSharesPhysicallyDeliveredInTransaction	8400000	shares
CY2013Q1	ppl	Competitive Solicitations Longest Term Of Products CompetitiveSolicitationsLongestTermOfProducts	12	Integer
CY2013Q1	ppl	Number Of Approaches Proposed By Environmental Protection Agency To Regulate Coal Combustion Residuals June2010 NumberOfApproachesProposedByEnvironmentalProtectionAgencyToRegulateCoalCombustionResidualsJune2010	2	Integer
CY2013Q1	ppl	Number Companies Cited Greenhouse Gas Case NumberCompaniesCitedGreenhouseGasCase	87	Integer
CY2013Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.3675
CY2013Q1	us-gaap	Dividend Payable Date To Be Paid Day Month And Year DividendPayableDateToBePaidDayMonthAndYear	2013-04-01
CY2012Q2	ppl	Additional Shares To Be Purchased To Cover Over Allotments AdditionalSharesToBePurchasedToCoverOverAllotments	591000	shares
CY2012Q2	ppl	Forward Contract Indexed To Issuer Number Of Counterparties ForwardContractIndexedToIssuerNumberOfCounterparties	2	Integer
CY2013Q1	us-gaap	Dividends Payable Date Declared Month And Year DividendsPayableDateDeclaredMonthAndYear	2013-02
CY2012Q2	us-gaap	Forward Contract Indexed To Issuers Equity Forward Rate ForwardContractIndexedToIssuersEquityForwardRate	27.02
CY2012Q2	us-gaap	Sale Of Stock Number Of Shares Issued In Transaction SaleOfStockNumberOfSharesIssuedInTransaction	9900000	shares
CY2013Q2	us-gaap	Forward Contract Indexed To Issuers Equity Settlement Date Or Dates ForwardContractIndexedToIssuersEquitySettlementDateOrDates	2013-04-30
CY2013Q2	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	205000000	USD
CY2013Q2	ppl	Sale Of Stock Number Of Shares Cash Settled In Transaction SaleOfStockNumberOfSharesCashSettledInTransaction	1500000	shares
CY2013Q1	ppl	Number Of States Signing Memorandum Of Understanding Establishing Regional Greenhouse Gas Initiative NumberOfStatesSigningMemorandumOfUnderstandingEstablishingRegionalGreenhouseGasInitiative	10	Integer
CY2013Q1	ppl	Threshold Capacity Of Electric Power Plants Under Memorandum Of Understanding Establishing Regional Greenhouse Gas Initiative ThresholdCapacityOfElectricPowerPlantsUnderMemorandumOfUnderstandingEstablishingRegionalGreenhouseGasInitiative	25	MW
CY2013Q1	ppl	Percentage Reduction Carbon Dioxide From Base By2019 Per Regional Greenhouse Gas Initiative PercentageReductionCarbonDioxideFromBaseBy2019PerRegionalGreenhouseGasInitiative	0.10	pure
CY2013Q1	ppl	Percentage Reduction Greenhouse Gas By2020 Per Pennsylvania Advisory Climate Change Action Report PercentageReductionGreenhouseGasBy2020PerPennsylvaniaAdvisoryClimateChangeActionReport	0.30	pure
CY2013Q1	ppl	Proposed Mandatory Percentage Of Efficiency Improvements Power Per Plants Pennsylvania Advisory Climate Change Action Report ProposedMandatoryPercentageOfEfficiencyImprovementsPowerPerPlantsPennsylvaniaAdvisoryClimateChangeActionReport	0.05	pure
CY2013Q1	ppl	Number Of Western States Covered By Western Climate Initiative NumberOfWesternStatesCoveredByWesternClimateInitiative	11	Integer
CY2013Q1	ppl	Through20002006 Compensation Awarded For Lease Payment Under Hydro Electric Litigation For Riverbed Use Through20002006CompensationAwardedForLeasePaymentUnderHydroElectricLitigationForRiverbedUse	35000000	USD
CY2013Q1	ppl	Loss Contingency Interest Accrual Rate LossContingencyInterestAccrualRate	0.10	pure
CY2013Q1	ppl	Initial Time Period Required To Respond To Info Request InitialTimePeriodRequiredToRespondToInfoRequest	3
CY2013Q1	ppl	Subsequent Frequency Required To Respond To Info Request SubsequentFrequencyRequiredToRespondToInfoRequest	3
CY2013Q1	ppl	Maximum Per Day Penalty Federal Energy Regulatory Commission May Assess Under Reliability Standards MaximumPerDayPenaltyFederalEnergyRegulatoryCommissionMayAssessUnderReliabilityStandards	1000000	USD
CY2013Q1	ppl	Number Of Electric Utility Companies That Could Be Sued Under Federal Common Law NumberOfElectricUtilityCompaniesThatCouldBeSuedUnderFederalCommonLaw	5	Integer
CY2013Q1	ppl	Amount Of Gallons Of Pollutants Released Into Environment At Facility AmountOfGallonsOfPollutantsReleasedIntoEnvironmentAtFacility	100000000
CY2013Q1	ppl	Number Of Units At Facility Where Environmental Issue Occurred NumberOfUnitsAtFacilityWhereEnvironmentalIssueOccurred	2	Integer
CY2013Q1	ppl	Megawatt Capacity Of Each Unit At Facility Where Environmental Issue Occurred MegawattCapacityOfEachUnitAtFacilityWhereEnvironmentalIssueOccurred	150	MW
CY2013Q1	ppl	Environmental Remediation Costs Paid EnvironmentalRemediationCostsPaid	28000000	USD
CY2013Q2	ppl	Maximum Amount Of Insured Property Damages Losses Coverage Nuclear Plant MaximumAmountOfInsuredPropertyDamagesLossesCoverageNuclearPlant	2500000000	USD
CY2013Q1	ppl	Maximum Amount For Public Liability Claims For Nuclear Incident MaximumAmountForPublicLiabilityClaimsForNuclearIncident	12600000000	USD
CY2013Q1	ppl	Maximum Amount Assessed For Nuclear Incident MaximumAmountAssessedForNuclearIncident	235000000	USD
CY2013Q1	ppl	Maximum Amount Payable Per Year Assessed For Nuclear Incident MaximumAmountPayablePerYearAssessedForNuclearIncident	35000000	USD
CY2013Q1	ppl	Percentage Reduction Carbon Dioxide By2020 Below2005 Level Per Western Climate Initiative PercentageReductionCarbonDioxideBy2020Below2005LevelPerWesternClimateInitiative	0.15	pure
CY2013Q1	ppl	Number Electric Utilities Ordered To Enter Into Long Term Contracts NumberElectricUtilitiesOrderedToEnterIntoLongTermContracts	3	Integer
CY2013Q1	ppl	Capacity Of Natural Gas Fired Combined Cycle Generating Facility CapacityOfNaturalGasFiredCombinedCycleGeneratingFacility	661	MW
CY2013Q1	ppl	Period To Complete Settlement In Days PeriodToCompleteSettlementInDays	60	Integer
CY2013Q1	ppl	Number Of Indirect Subsidiaries Cited Greenhouse Gas Case NumberOfIndirectSubsidiariesCitedGreenhouseGasCase	3	Integer
CY2013Q1	ppl	Loss Contingency Settlement Value LossContingencySettlementValue	75000	USD
CY2013Q1	us-gaap	Loss Contingency Damages Sought Value LossContingencyDamagesSoughtValue	23000000	USD
CY2013Q1	ppl	Environmental Matters Administrative Order On Consent Period To Provide Assurance EnvironmentalMattersAdministrativeOrderOnConsentPeriodToProvideAssurance	5	Integer
CY2013Q1	us-gaap	Litigation Settlement Gross LitigationSettlementGross	6000000	USD
CY2013Q1	us-gaap	Loss Contingency Number Of Plaintiffs LossContingencyNumberOfPlaintiffs	6	Integer
CY2013Q1	ppl	Property Plant And Equipment Carrying Value Held Not Used PropertyPlantAndEquipmentCarryingValueHeldNotUsed	65000000	USD
CY2013Q1	ppl	Competitive Solicitations Frequency Each Plan Year CompetitiveSolicitationsFrequencyEachPlanYear	twice
CY2013Q1	ppl	Competitive Solicitations Shortest Term Of Products CompetitiveSolicitationsShortestTermOfProducts	3	Integer
CY2013Q1	ppl	Competitive Solicitations Recurring Term Of Spot Market Product CompetitiveSolicitationsRecurringTermOfSpotMarketProduct	12	Integer
CY2013Q1	ppl	Competitive Solicitations Number Completed CompetitiveSolicitationsNumberCompleted	1	Integer
CY2013Q1	ppl	Competitive Solicitations Total Number CompetitiveSolicitationsTotalNumber	4	Integer
CY2013Q1	ppl	Statutory Period After Order For Compliance With Mercury And Air Toxics Standards StatutoryPeriodAfterOrderForComplianceWithMercuryAndAirToxicsStandards	3	Integer
CY2013Q1	ppl	Statutory Period After Order For Extension With Mercury And Air Toxics Standards StatutoryPeriodAfterOrderForExtensionWithMercuryAndAirToxicsStandards	1	Integer
CY2013Q1	ppl	Loss Contingency Civil Penalty Amount Per Day Per Violation LossContingencyCivilPenaltyAmountPerDayPerViolation	36000	USD
CY2013Q1	ppl	Loss Contingency Civil Penalty Amount Used For Beneficial Projects LossContingencyCivilPenaltyAmountUsedForBeneficialProjects	100000	USD
CY2013Q1	ppl	Renewable Energy Legislation Program Funding Total RenewableEnergyLegislationProgramFundingTotal	25000000	USD
CY2013Q1	ppl	Combustion Residual Intent To Sue Period Of Notice CombustionResidualIntentToSuePeriodOfNotice	60	Integer
CY2013Q1	ppl	Coal Combustion Residual Intent To Sue Number Of Companies CoalCombustionResidualIntentToSueNumberOfCompanies	2	Integer
CY2013Q2	ppl	Maximum Assessment Retroactive Premiums Insured Outage Loss Coverage MaximumAssessmentRetroactivePremiumsInsuredOutageLossCoverage	46000000	USD
CY2013Q1	ppl	Loss Contingency Pending Claims Not Accrued Number LossContingencyPendingClaimsNotAccruedNumber	39	Integer
CY2013Q1	ppl	Number Phases Cross State Air Pollution Rule Be Implemented NumberPhasesCrossStateAirPollutionRuleBeImplemented	2	Integer
CY2013Q1	ppl	Amount For Claims Remaining Against Company For Spot Market Bilateral Sales AmountForClaimsRemainingAgainstCompanyForSpotMarketBilateralSales	50000000	USD
CY2013Q1	ppl	Environmental Protection Rule On Impact Of Cooling Towers On Aquatic Organisms EnvironmentalProtectionRuleOnImpactOfCoolingTowersOnAquaticOrganisms	2	Integer
CY2013Q1	ppl	Loss Contingency Pending Claims Not Accrued Operating Permit LossContingencyPendingClaimsNotAccruedOperatingPermit	3	Integer
CY2013Q1	ppl	Environmental Protection Number Of Factors To Make Site Specific Determination EnvironmentalProtectionNumberOfFactorsToMakeSiteSpecificDetermination	9	Integer
CY2013Q1	us-gaap	Guarantee Obligations Current Carrying Value GuaranteeObligationsCurrentCarryingValue	24000000	USD
CY2012Q4	us-gaap	Guarantee Obligations Current Carrying Value GuaranteeObligationsCurrentCarryingValue	24000000	USD
CY2013Q1	ppl	Deductible For Bodily Injury And Property Damage DeductibleForBodilyInjuryAndPropertyDamage	4000000	USD
CY2013Q1	ppl	Maximum Aggregate Coverage Bodily Injury And Property Damage MaximumAggregateCoverageBodilyInjuryAndPropertyDamage	225000000	USD
CY2012Q4	us-gaap	Translation Adjustment For Net Investment Hedge Net Of Tax TranslationAdjustmentForNetInvestmentHedgeNetOfTax	14000000	USD
CY2012Q1	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	13000000	USD
CY2013Q1	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	12000000	USD
CY2013Q1	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	-110000000	USD
CY2012Q1	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	30000000	USD
CY2013Q1	ppl	Weighted Average Coupon Of Nuclear Decommissioning Trust Funds Debt Securities WeightedAverageCouponOfNuclearDecommissioningTrustFundsDebtSecurities	0.0412	pure
CY2013Q1	ppl	Weighted Average Maturity For Debt Securities Held By Nuclear Decommissioning Trust Funds WeightedAverageMaturityForDebtSecuritiesHeldByNuclearDecommissioningTrustFunds	8.1	Integer
CY2013Q1	ppl	Concentration Risk Credit Risk Fin Instrument Maximum Exposure ConcentrationRiskCreditRiskFinInstrumentMaximumExposure	1300000000	USD
CY2013Q1	ppl	Fair Value Concentration Of Credit Risk After Master Netting Collateral Arrangements FairValueConcentrationOfCreditRiskAfterMasterNettingCollateralArrangements	544000000	USD
CY2013Q1	ppl	Dollar Exposure To Top Ten Counterparties DollarExposureToTopTenCounterparties	324000000	USD
CY2013Q1	ppl	Percentage Exposure To Top Ten Counterparties PercentageExposureToTopTenCounterparties	0.60	pure
CY2013Q1	invest	Derivative Notional Amount DerivativeNotionalAmount	1300000000	USD
CY2013Q1	ppl	Derivative Higher Remaining Maturity Range2 DerivativeHigherRemainingMaturityRange2	2028
CY2013Q1	us-gaap	Translation Adjustment For Net Investment Hedge Net Of Tax TranslationAdjustmentForNetInvestmentHedgeNetOfTax	25000000	USD
CY2012Q4	ppl	Cash Collateral Posted Under Master Netting Arrangements CashCollateralPostedUnderMasterNettingArrangements	32000000	USD
CY2013Q1	ppl	Cash Collateral Posted Under Master Netting Arrangements CashCollateralPostedUnderMasterNettingArrangements	27000000	USD
CY2013Q1	us-gaap	Price Risk Cash Flow Hedge Unrealized Gain Loss To Be Reclassified During Next12 Months PriceRiskCashFlowHedgeUnrealizedGainLossToBeReclassifiedDuringNext12Months	99000000	USD
CY2013Q1	ppl	Price Risk Cash Flow Hedge Gain Loss Reclassified To Earnings Net Text PriceRiskCashFlowHedgeGainLossReclassifiedToEarningsNetText	insignificant
CY2013Q1	ppl	Maximum Maturity Date Of Economic Activity Instruments MaximumMaturityDateOfEconomicActivityInstruments	2019
CY2013Q1	us-gaap	Notional Amount Of Interest Rate Cash Flow Hedge Derivatives NotionalAmountOfInterestRateCashFlowHedgeDerivatives	1100000000	USD
CY2013Q1	us-gaap	Interest Rate Cash Flow Hedge Gain Loss To Be Reclassified During Next12 Months Net InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet	-11000000	USD
CY2013Q1	us-gaap	Notional Amount Of Derivative Instruments Designated As Net Investment Hedges NotionalAmountOfDerivativeInstrumentsDesignatedAsNetInvestmentHedges	261000000	USD
CY2013Q1	us-gaap	Notional Amount Of Derivative Instruments Designated As Net Investment Hedges NotionalAmountOfDerivativeInstrumentsDesignatedAsNetInvestmentHedges	162000000	GBP
CY2012Q4	us-gaap	Net Investment Hedge Derivatives At Fair Value Net NetInvestmentHedgeDerivativesAtFairValueNet	-2000000	USD
CY2012Q4	ppl	Total Exposure Hedged Foreign Currency Contracts Classifed As Economic Activity TotalExposureHedgedForeignCurrencyContractsClassifedAsEconomicActivity	1300000000	GBP
CY2013Q1	ppl	Total Exposure Hedged Foreign Currency Contracts Classifed As Economic Activity TotalExposureHedgedForeignCurrencyContractsClassifedAsEconomicActivity	1200000000	GBP
CY2013Q1	us-gaap	Foreign Currency Derivative Instruments Not Designated As Hedging Instruments At Fair Value Net ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAtFairValueNet	78000000	USD
CY2012Q4	us-gaap	Foreign Currency Derivative Instruments Not Designated As Hedging Instruments At Fair Value Net ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAtFairValueNet	-42000000	USD
CY2013Q1	ppl	Minimum Termination Date Net Investment Hedges Classified As Economic Activity MinimumTerminationDateNetInvestmentHedgesClassifiedAsEconomicActivity	April 2013
CY2013Q1	ppl	Maximum Termination Date Net Investment Hedges Classified As Economic Activity MaximumTerminationDateNetInvestmentHedgesClassifiedAsEconomicActivity	May 2015
CY2013Q1	ppl	Minimum Settlement Date Net Investment Hedges MinimumSettlementDateNetInvestmentHedges	May 2013
CY2013Q1	ppl	Maximum Settlement Date Net Investment Hedges MaximumSettlementDateNetInvestmentHedges	December 2013
CY2012Q1	ppl	Accumulated Other Comprehensive Income Loss Excluding Net Investment Hedges Net Of Tax AccumulatedOtherComprehensiveIncomeLossExcludingNetInvestmentHedgesNetOfTax	471000000	USD
CY2013Q1	ppl	Accumulated Other Comprehensive Income Loss Excluding Net Investment Hedges Net Of Tax AccumulatedOtherComprehensiveIncomeLossExcludingNetInvestmentHedgesNetOfTax	114000000	USD
CY2012Q4	ppl	Accumulated Other Comprehensive Income Loss Excluding Net Investment Hedges Net Of Tax AccumulatedOtherComprehensiveIncomeLossExcludingNetInvestmentHedgesNetOfTax	132000000	USD
CY2011Q4	ppl	Accumulated Other Comprehensive Income Loss Excluding Net Investment Hedges Net Of Tax AccumulatedOtherComprehensiveIncomeLossExcludingNetInvestmentHedgesNetOfTax	527000000	USD
CY2013Q1	us-gaap	Interest Rate Cash Flow Hedge Ineffectiveness Is Immaterial InterestRateCashFlowHedgeIneffectivenessIsImmaterial	insignificant
CY2012Q1	ppl	Gain Loss On Components Excluded From Assessment Of Interest Rate Fair Value Hedge Effectiveness Insignificant GainLossOnComponentsExcludedFromAssessmentOfInterestRateFairValueHedgeEffectivenessInsignificant	did not recognize
CY2013Q1	ppl	Gain Loss On Components Excluded From Assessment Of Interest Rate Fair Value Hedge Effectiveness Insignificant GainLossOnComponentsExcludedFromAssessmentOfInterestRateFairValueHedgeEffectivenessInsignificant	did not recognize
CY2013Q1	ppl	Gain Loss From Hedged Firm Commitment Not Qualifying As Interest Rate Fair Value Hedge Insignificant GainLossFromHedgedFirmCommitmentNotQualifyingAsInterestRateFairValueHedgeInsignificant	did not recognize
CY2012Q1	ppl	Gain Loss From Hedged Firm Commitment Not Qualifying As Interest Rate Fair Value Hedge Insignificant GainLossFromHedgedFirmCommitmentNotQualifyingAsInterestRateFairValueHedgeInsignificant	did not recognize
CY2013Q1	us-gaap	Ineffectiveness On Interest Rate Fair Value Hedges Is Immaterial IneffectivenessOnInterestRateFairValueHedgesIsImmaterial	did not recognize
CY2012Q1	us-gaap	Ineffectiveness On Interest Rate Fair Value Hedges Is Immaterial IneffectivenessOnInterestRateFairValueHedgesIsImmaterial	did not recognize
CY2013Q1	ppl	Gain Loss On Discontinuation Of Interest Rate Cash Flow Hedge Due To Forecasted Transaction Probable Of Not Occurring Insignificant GainLossOnDiscontinuationOfInterestRateCashFlowHedgeDueToForecastedTransactionProbableOfNotOccurringInsignificant	no such reclassifications
CY2012Q1	ppl	Gain Loss On Discontinuation Of Interest Rate Cash Flow Hedge Due To Forecasted Transaction Probable Of Not Occurring Insignificant GainLossOnDiscontinuationOfInterestRateCashFlowHedgeDueToForecastedTransactionProbableOfNotOccurringInsignificant	no such reclassifications
CY2012Q1	ppl	Price Risk Cash Flow Hedge Gain Loss Reclassified To Earnings Net Text PriceRiskCashFlowHedgeGainLossReclassifiedToEarningsNetText	insignificant
CY2013Q1	us-gaap	Notional Amount Of Nonderivative Instruments Designated As Net Investment Hedges NotionalAmountOfNonderivativeInstrumentsDesignatedAsNetInvestmentHedges	46000000	GBP
CY2013Q1	us-gaap	Notional Amount Of Nonderivative Instruments Designated As Net Investment Hedges NotionalAmountOfNonderivativeInstrumentsDesignatedAsNetInvestmentHedges	69000000	USD
CY2013Q1	us-gaap	Gain Loss On Foreign Currency Derivative Instruments Not Designated As Hedging Instruments GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments	119000000	USD
CY2013Q1	ppl	Maximum Length Of Time Hedged In Interest Rate Cash Flow Hedge2 MaximumLengthOfTimeHedgedInInterestRateCashFlowHedge2	2043
CY2012Q1	us-gaap	Gain Loss On Foreign Currency Derivative Instruments Not Designated As Hedging Instruments GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments	-18000000	USD
CY2012Q1	ppl	Translation Adjustment For Net Investment Hedge Increase Decrease Net Of Tax Insignificant TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseNetOfTaxInsignificant	insignificant
CY2013Q1	ppl	Total Exposure Hedged Foreign Currency Contracts Classifed As Economic Activity TotalExposureHedgedForeignCurrencyContractsClassifedAsEconomicActivity	1900000000	USD
CY2012Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral	1432000000	USD
CY2012Q1	us-gaap	Price Risk Cash Flow Hedge Ineffectiveness Is Immaterial PriceRiskCashFlowHedgeIneffectivenessIsImmaterial	insignificant
CY2013Q1	us-gaap	Net Investment Hedge Derivatives At Fair Value Net NetInvestmentHedgeDerivativesAtFairValueNet	15000000	USD
CY2013Q1	us-gaap	Translation Adjustment For Net Investment Hedge Increase Decrease Net Of Tax TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseNetOfTax	11000000	USD
CY2012Q1	ppl	Maximum Length Of Time Hedged In Interest Rate Fair Value Hedge MaximumLengthOfTimeHedgedInInterestRateFairValueHedge	2047
CY2012Q1	us-gaap	Notional Amount Of Interest Rate Fair Value Hedge Derivatives NotionalAmountOfInterestRateFairValueHedgeDerivatives	99000000	USD
CY2013Q1	ppl	Notional Amount Of Interest Rate Swaps Classified Economic Activity NotionalAmountOfInterestRateSwapsClassifiedEconomicActivity	179000000	USD
CY2013Q1	ppl	Maximum Length Of Time Hedged In Interest Rate Economic Activity Hedge MaximumLengthOfTimeHedgedInInterestRateEconomicActivityHedge	2033
CY2013Q1	ppl	Fair Value Interest Rate Swaps Classifed Economic Activity FairValueInterestRateSwapsClassifedEconomicActivity	54000000	USD
CY2012Q4	ppl	Fair Value Interest Rate Swaps Classifed Economic Activity FairValueInterestRateSwapsClassifedEconomicActivity	58000000	USD
CY2013Q1	ppl	Baseload Generation Fleet Generating Capacity BaseloadGenerationFleetGeneratingCapacity	7298	MW
CY2013Q1	ppl	Intermediate And Peaking Fleet Generating Capacity IntermediateAndPeakingFleetGeneratingCapacity	3316	MW
CY2012Q4	ppl	Total Exposure Hedged Foreign Currency Contracts Classifed As Economic Activity TotalExposureHedgedForeignCurrencyContractsClassifedAsEconomicActivity	2000000000	USD
CY2013Q1	ppl	Cash Collateral Obligation Under Master Netting Arrangement CashCollateralObligationUnderMasterNettingArrangement	49000000	USD
CY2012Q4	ppl	Cash Collateral Obligation Under Master Netting Arrangement CashCollateralObligationUnderMasterNettingArrangement	112000000	USD
CY2013Q1	ppl	Pretax Gain Loss Derivatives No Longer Designated As Hedging Instruments Recorded In Aoci PretaxGainLossDerivativesNoLongerDesignatedAsHedgingInstrumentsRecordedInAoci	324000000	USD
CY2012Q4	ppl	Pretax Gain Loss Derivatives No Longer Designated As Hedging Instruments Recorded In Aoci PretaxGainLossDerivativesNoLongerDesignatedAsHedgingInstrumentsRecordedInAoci	300000000	USD
CY2013Q1	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	1882000000	USD
CY2013Q1	us-gaap	Derivative Fair Value Of Derivative Asset Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral	1322000000	USD
CY2013Q1	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	48000000	USD
CY2013Q1	us-gaap	Derivative Assets DerivativeAssets	512000000	USD
CY2013Q1	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	1505000000	USD
CY2013Q1	us-gaap	Derivative Fair Value Of Derivative Liability Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral	1322000000	USD
CY2013Q1	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	41000000	USD
CY2013Q1	us-gaap	Derivative Liabilities DerivativeLiabilities	142000000	USD
CY2012Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	2097000000	USD
CY2012Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	111000000	USD
CY2012Q4	us-gaap	Derivative Assets DerivativeAssets	554000000	USD
CY2012Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	1694000000	USD
CY2012Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral	1432000000	USD
CY2012Q4	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	39000000	USD
CY2012Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	223000000	USD
CY2013Q1	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	27000000	USD
CY2013Q1	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	151000000	USD
CY2013Q1	ppl	Derivative Net Liability Position Aggregate Fair Value Alternative DerivativeNetLiabilityPositionAggregateFairValueAlternative	146000000	USD
CY2013Q1	us-gaap	Asset Retirement Obligation Legally Restricted Assets Fair Value AssetRetirementObligationLegallyRestrictedAssetsFairValue	764000000	USD
CY2012Q4	us-gaap	Asset Retirement Obligation Legally Restricted Assets Fair Value AssetRetirementObligationLegallyRestrictedAssetsFairValue	712000000	USD
CY2012Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	552000000	USD
CY2013Q1	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	-9000000	USD
CY2013Q1	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	3000000	USD
CY2013Q1	us-gaap	Asset Retirement Obligation AssetRetirementObligation	556000000	USD
CY2013Q1	us-gaap	Asset Retirement Obligation Foreign Currency Translation AssetRetirementObligationForeignCurrencyTranslation	-2000000	USD
CY2013Q1	us-gaap	Decommissioning Liability Noncurrent DecommissioningLiabilityNoncurrent	322000000	USD
CY2012Q4	us-gaap	Decommissioning Liability Noncurrent DecommissioningLiabilityNoncurrent	316000000	USD
CY2012Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	494000000	USD
CY2012Q4	us-gaap	Availableforsale Securities Gross Unrealized Gain AvailableforsaleSecuritiesGrossUnrealizedGain	239000000	USD
CY2012Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	731000000	USD
CY2012Q4	us-gaap	Available For Sale Securities Gross Unrealized Losses1 AvailableForSaleSecuritiesGrossUnrealizedLosses1	2000000	USD
CY2013Q1	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	500000000	USD
CY2013Q1	us-gaap	Availableforsale Securities Gross Unrealized Gain AvailableforsaleSecuritiesGrossUnrealizedGain	285000000	USD
CY2013Q1	us-gaap	Available For Sale Securities Gross Unrealized Losses1 AvailableForSaleSecuritiesGrossUnrealizedLosses1	2000000	USD
CY2013Q1	us-gaap	Available For Sale Securities AvailableForSaleSecurities	783000000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	13000000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	82000000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	62000000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	77000000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost	234000000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	13000000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	85000000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	68000000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	83000000	USD
CY2013Q1	us-gaap	Available For Sale Securities Fair Value Disclosure AvailableForSaleSecuritiesFairValueDisclosure	249000000	USD
CY2013Q1	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	4000000	USD
CY2013Q1	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	2000000	USD
CY2012Q1	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	6000000	USD
CY2012Q1	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	1000000	USD
CY2013Q1	ppl	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-160000000	USD
CY2013Q1	ppl	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-46000000	USD
CY2013Q1	us-gaap	Description Of New Accounting Pronouncements Not Yet Adopted DescriptionOfNewAccountingPronouncementsNotYetAdopted	<p style='margin-top:0pt; margin-bottom:0pt'><font style="font-family:Arial;font-size:10pt;font-weight:bold;margin-left:0px;">19</font><font style="font-family:Arial;font-size:10pt;font-weight:bold;">. </font><font style="font-family:Arial;font-size:10pt;font-weight:bold;"> </font><font style="font-family:Arial;font-size:10pt;font-weight:bold;">New Accounting Guidance Pending Adoption</font></p><p style='margin-top:0pt; margin-bottom:0pt'> </p><p style='margin-top:0pt; margin-bottom:0pt'><font style="font-family:Times New Roman;font-size:10pt;font-style:italic;margin-left:0px;">(</font><font style="font-family:Times New Roman;font-size:10pt;font-style:italic;">PPL</font><font style="font-family:Times New Roman;font-size:10pt;font-style:italic;">, </font><font style="font-family:Times New Roman;font-size:10pt;font-style:italic;">PPL</font><font style="font-family:Times New Roman;font-size:10pt;font-style:italic;"> Energy Supply, </font><font style="font-family:Times New Roman;font-size:10pt;font-style:italic;">PPL</font><font style="font-family:Times New Roman;font-size:10pt;font-style:italic;"> Electric</font><font style="font-family:Times New Roman;font-size:10pt;font-style:italic;">, LKE, LG&E </font><font style="font-family:Times New Roman;font-size:10pt;font-style:italic;">and KU</font><font style="font-family:Times New Roman;font-size:10pt;font-style:italic;">)</font></p><p style='margin-top:0pt; margin-bottom:0pt'> </p><p style='margin-top:0pt; margin-bottom:0pt'><font style="font-family:Arial;font-size:10pt;text-decoration:underline;margin-left:0px;">Accounting</font><font style="font-family:Arial;font-size:10pt;text-decoration:underline;"> for Obligations Resulting from Joint and Several Liability Arrangements</font></p><p style='margin-top:0pt; margin-bottom:0pt'> </p><p style='margin-top:0pt; margin-bottom:0pt'><font style="font-family:Times New Roman;font-size:10pt;margin-left:0px;">Effective January 1, 2014, the Registrants will retrospectively adopt accounting guidance for the recognition, measurement and disclosure of certain obligations resulting from joint and several liability arrangements when the amount of the obligation is fixed at the reporting date. If the obligation is determined to be in the scope of this guidance, it will be measured as the sum of the amount the reporting entity agreed to pay on the basis of its arrangements among its co-obligors and any additional amount the reporting entity expects to pay on behalf of its co-obligors. This guidance also requires additional disclosures for these obligations.</font></p><p style='margin-top:0pt; margin-bottom:0pt'> </p><p style='margin-top:0pt; margin-bottom:0pt'><font style="font-family:Times New Roman;font-size:10pt;margin-left:0px;">The Registrants are assessing the potential impact of adoption, which could be material.</font><font style="font-family:Times New Roman;font-size:10pt;"> </font></p><p style='margin-top:0pt; margin-bottom:0pt'> </p><p style='margin-top:0pt; margin-bottom:0pt'><font style="font-family:Arial;font-size:10pt;text-decoration:underline;margin-left:0px;">Accounting for the Cumulative Translation Adjustment upon Derecognitio</font><font style="font-family:Arial;font-size:10pt;text-decoration:underline;">n of Certain </font><font style="font-family:Arial;font-size:10pt;text-decoration:underline;">Subsidiaries or Groups of Assets within a Foreign Entity or of an Investment in a Foreign Entity</font></p><p style='margin-top:0pt; margin-bottom:0pt'> </p><p style='margin-top:0pt; margin-bottom:0pt'><font style="font-family:Times New Roman;font-size:10pt;margin-left:0px;">Effective January 1, 2014, PPL will prospectively adopt accounting guidance that requires a cumulative translation adjustment to be released</font><font style="font-family:Times New Roman;font-size:10pt;"> into earnings when an entity ceases to have a controlling financial interest in a subsidiary or group of assets within a consolidated foreign entity and the sale or transfer results in the complete or </font><font style="font-family:Times New Roman;font-size:10pt;">s</font><font style="font-family:Times New Roman;font-size:10pt;">ubstantially complete liquidation of the foreign entity. </font><font style="font-family:Times New Roman;font-size:10pt;">For the step acquisition of previously held equity method investments that are foreign entities, this guidance clarifies that the amount of accumulated other comprehensive income that is reclassified and included in the calculation of a gain or loss shall include any foreign currency translation adjustment related to that previously held investment.</font><font style="font-family:Times New Roman;font-size:10pt;"> </font></p><p style='margin-top:0pt; margin-bottom:0pt'> </p><p style='margin-top:0pt; margin-bottom:0pt'><font style="font-family:Times New Roman;font-size:10pt;margin-left:0px;">The initial adoption of this guidance is not expected to have a significant impact on PPL; however, the impact in future periods could be material.</font><font style="font-family:Times New Roman;font-size:10pt;text-decoration:underline;"> </font><font style="font-family:Times New Roman;font-size:10pt;text-decoration:underline;"> </font></p>
CY2012Q1	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	4112000000	USD
CY2013Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	657020000	shares
CY2013Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.3675

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$PPL
PPL Corp Stock $ppl

2013 Q1 Form 10-Q Financial Statement

#000092222413000044 Filed on May 03, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$PPL PPL Corp Stock $ppl

2013 Q1 Form 10-Q Financial Statement

#000092222413000044 Filed on May 03, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$PPL
PPL Corp Stock $ppl