2013 Q4 Form 10-K Financial Statement
#000078497714000004 Filed on February 14, 2014
Income Statement
Concept | 2013 Q4 | 2013 Q3 | 2013 Q2 |
---|---|---|---|
Revenue | $499.0M | $435.0M | $403.0M |
YoY Change | 7.78% | -3.33% | -2.42% |
Cost Of Revenue | $275.0M | $244.0M | $220.0M |
YoY Change | 9.56% | 5.63% | 6.28% |
Gross Profit | $224.0M | $191.0M | $183.0M |
YoY Change | 5.66% | -12.79% | -11.17% |
Gross Profit Margin | 44.89% | 43.91% | 45.41% |
Selling, General & Admin | $61.00M | $49.00M | $55.00M |
YoY Change | 8.93% | -2.0% | -1.79% |
% of Gross Profit | 27.23% | 25.65% | 30.05% |
Research & Development | |||
YoY Change | |||
% of Gross Profit | |||
Depreciation & Amortization | $62.00M | $62.00M | $62.00M |
YoY Change | 3.33% | -1.59% | -1.59% |
% of Gross Profit | 27.68% | 32.46% | 33.88% |
Operating Expenses | $147.0M | $138.0M | $194.0M |
YoY Change | 4.26% | 0.73% | 33.79% |
Operating Profit | $77.00M | $53.00M | -$11.00M |
YoY Change | 8.45% | -35.37% | -118.03% |
Interest Expense | -$26.00M | $25.00M | $25.00M |
YoY Change | 0.0% | -7.41% | -7.41% |
% of Operating Profit | -33.77% | 47.17% | |
Other Income/Expense, Net | $7.000M | $7.000M | $3.000M |
YoY Change | 75.0% | 600.0% | 200.0% |
Pretax Income | $58.00M | $35.00M | -$33.00M |
YoY Change | 18.37% | -37.5% | -194.29% |
Income Tax | $11.00M | $4.000M | -$11.00M |
% Of Pretax Income | 18.97% | 11.43% | |
Net Earnings | $47.00M | $31.00M | -$22.00M |
YoY Change | 67.86% | -18.42% | -184.62% |
Net Earnings / Revenue | 9.42% | 7.13% | -5.46% |
Basic Earnings Per Share | $0.40 | -$0.29 | |
Diluted Earnings Per Share | $596.4K | $0.40 | -$0.29 |
COMMON SHARES | |||
Basic Shares Outstanding | 77.64M shares | 75.94M shares | |
Diluted Shares Outstanding | 78.33M shares | 75.94M shares |
Balance Sheet
Concept | 2013 Q4 | 2013 Q3 | 2013 Q2 |
---|---|---|---|
SHORT-TERM ASSETS | |||
Cash & Short-Term Investments | $116.0M | $127.0M | $153.0M |
YoY Change | 100.0% | -39.23% | 6.99% |
Cash & Equivalents | $107.0M | $91.00M | $119.0M |
Short-Term Investments | $9.000M | $36.00M | $34.00M |
Other Short-Term Assets | $103.0M | $229.0M | $78.00M |
YoY Change | 10.75% | 131.31% | 18.18% |
Inventory | $65.00M | $72.00M | $72.00M |
Prepaid Expenses | $38.00M | ||
Receivables | $146.0M | $137.0M | $137.0M |
Other Receivables | $0.00 | $0.00 | $0.00 |
Total Short-Term Assets | $591.0M | $565.0M | $627.0M |
YoY Change | -4.98% | -27.93% | -13.87% |
LONG-TERM ASSETS | |||
Property, Plant & Equipment | $4.494B | $4.659B | $4.532B |
YoY Change | 2.32% | 7.08% | 4.98% |
Goodwill | |||
YoY Change | |||
Intangibles | |||
YoY Change | |||
Long-Term Investments | $69.00M | ||
YoY Change | -2.82% | ||
Other Assets | $49.00M | $667.0M | $49.00M |
YoY Change | -20.97% | 958.73% | -15.52% |
Total Long-Term Assets | $5.510B | $5.326B | $5.169B |
YoY Change | 9.15% | 7.1% | 3.92% |
TOTAL ASSETS | |||
Total Short-Term Assets | $591.0M | $565.0M | $627.0M |
Total Long-Term Assets | $5.510B | $5.326B | $5.169B |
Total Assets | $6.101B | $5.891B | $5.796B |
YoY Change | 7.6% | 2.33% | 1.65% |
SHORT-TERM LIABILITIES | |||
YoY Change | |||
Accounts Payable | $173.0M | $99.00M | $107.0M |
YoY Change | 76.53% | 30.26% | 62.12% |
Accrued Expenses | $127.0M | $131.0M | $130.0M |
YoY Change | 1.6% | -5.76% | -4.41% |
Deferred Revenue | |||
YoY Change | |||
Short-Term Debt | $0.00 | $0.00 | $0.00 |
YoY Change | -100.0% | ||
Long-Term Debt Due | $0.00 | $0.00 | $50.00M |
YoY Change | -100.0% | -100.0% | -66.67% |
Total Short-Term Liabilities | $393.0M | $380.0M | $435.0M |
YoY Change | -24.57% | -41.36% | -23.14% |
LONG-TERM LIABILITIES | |||
Long-Term Debt | $1.916B | $1.761B | $1.686B |
YoY Change | 24.74% | 14.65% | 6.31% |
Other Long-Term Liabilities | $25.00M | $1.392B | $18.00M |
YoY Change | 78.57% | 1251.46% | -82.0% |
Total Long-Term Liabilities | $1.941B | $3.153B | $1.704B |
YoY Change | 25.23% | 92.37% | 1.07% |
TOTAL LIABILITIES | |||
Total Short-Term Liabilities | $393.0M | $380.0M | $435.0M |
Total Long-Term Liabilities | $1.941B | $3.153B | $1.704B |
Total Liabilities | $4.281B | $4.099B | $4.034B |
YoY Change | 8.65% | 1.51% | 0.82% |
SHAREHOLDERS EQUITY | |||
Retained Earnings | $913.0M | $878.0M | |
YoY Change | 2.24% | 1.27% | |
Common Stock | $911.0M | $889.0M | |
YoY Change | 8.32% | 6.21% | |
Preferred Stock | |||
YoY Change | |||
Treasury Stock (at cost) | |||
YoY Change | |||
Treasury Stock Shares | |||
Shareholders Equity | $1.819B | $1.792B | $1.761B |
YoY Change | |||
Total Liabilities & Shareholders Equity | $6.101B | $5.891B | $5.796B |
YoY Change | 7.6% | 2.33% | 1.65% |
Cashflow Statement
Concept | 2013 Q4 | 2013 Q3 | 2013 Q2 |
---|---|---|---|
OPERATING ACTIVITIES | |||
Net Income | $47.00M | $31.00M | -$22.00M |
YoY Change | 67.86% | -18.42% | -184.62% |
Depreciation, Depletion And Amortization | $62.00M | $62.00M | $62.00M |
YoY Change | 3.33% | -1.59% | -1.59% |
Cash From Operating Activities | $85.00M | $180.0M | $114.0M |
YoY Change | 93.18% | -1.64% | -27.39% |
INVESTING ACTIVITIES | |||
Capital Expenditures | -$203.0M | -$193.0M | -$152.0M |
YoY Change | 138.82% | 138.27% | 123.53% |
Acquisitions | |||
YoY Change | |||
Other Investing Activities | $2.000M | -$39.00M | $0.00 |
YoY Change | -100.0% | ||
Cash From Investing Activities | -$201.0M | -$232.0M | -$152.0M |
YoY Change | 136.47% | 186.42% | 117.14% |
FINANCING ACTIVITIES | |||
Cash Dividend Paid | |||
YoY Change | |||
Common Stock Issuance & Retirement, Net | $20.00M | $47.00M | |
YoY Change | |||
Debt Paid & Issued, Net | $50.00M | $50.00M | |
YoY Change | |||
Cash From Financing Activities | 132.0M | 24.00M | 124.0M |
YoY Change | -228.16% | -220.0% | -690.48% |
NET CHANGE | |||
Cash From Operating Activities | 85.00M | 180.0M | 114.0M |
Cash From Investing Activities | -201.0M | -232.0M | -152.0M |
Cash From Financing Activities | 132.0M | 24.00M | 124.0M |
Net Change In Cash | 16.00M | -28.00M | 86.00M |
YoY Change | -111.11% | -134.15% | 30.3% |
FREE CASH FLOW | |||
Cash From Operating Activities | $85.00M | $180.0M | $114.0M |
Capital Expenditures | -$203.0M | -$193.0M | -$152.0M |
Free Cash Flow | $288.0M | $373.0M | $266.0M |
YoY Change | 123.26% | 41.29% | 18.22% |
Facts In Submission
Frame | Concept Type | Concept / XBRL Key | Value | Unit |
---|---|---|---|---|
CY2013Q4 | us-gaap |
Accounts Payable And Accrued Liabilities Current
AccountsPayableAndAccruedLiabilitiesCurrent
|
173000000 | USD |
CY2012Q4 | us-gaap |
Accounts Payable And Accrued Liabilities Current
AccountsPayableAndAccruedLiabilitiesCurrent
|
98000000 | USD |
CY2013Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
146000000 | USD |
CY2012Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
152000000 | USD |
CY2012Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-6000000 | USD |
CY2013Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-5000000 | USD |
CY2012 | us-gaap |
Adjustments Related To Tax Withholding For Share Based Compensation
AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
|
1000000 | USD |
CY2013 | us-gaap |
Adjustments Related To Tax Withholding For Share Based Compensation
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2000000 | USD |
CY2011 | us-gaap |
Adjustments Related To Tax Withholding For Share Based Compensation
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|
1000000 | USD |
CY2013 | us-gaap |
Adjustments To Additional Paid In Capital Stock Issued Issuance Costs
AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts
|
3000000 | USD |
CY2011Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
6000000 | USD |
CY2012Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
5000000 | USD |
CY2013Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
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6000000 | USD |
CY2010Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
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CY2011 | us-gaap |
Allowance For Doubtful Accounts Receivable Write Offs
AllowanceForDoubtfulAccountsReceivableWriteOffs
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CY2012 | us-gaap |
Allowance For Doubtful Accounts Receivable Write Offs
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Allowance For Doubtful Accounts Receivable Write Offs
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|
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CY2011 | us-gaap |
Amortization Of Intangible Assets
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|
19000000 | USD |
CY2013 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
22000000 | USD |
CY2012 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
22000000 | USD |
CY2012Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
94000000 | USD |
CY2013Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
100000000 | USD |
CY2011Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
87000000 | USD |
CY2010Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
64000000 | USD |
CY2012 | us-gaap |
Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
|
6000000 | USD |
CY2013 | us-gaap |
Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
|
6000000 | USD |
CY2011 | us-gaap |
Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
|
4000000 | USD |
CY2013 | us-gaap |
Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
|
4000000 | USD |
CY2011 | us-gaap |
Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
|
1000000 | USD |
CY2012 | us-gaap |
Asset Retirement Obligation Liabilities Incurred
AssetRetirementObligationLiabilitiesIncurred
|
0 | USD |
CY2012 | us-gaap |
Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
|
3000000 | USD |
CY2011 | us-gaap |
Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
|
4000000 | USD |
CY2013 | us-gaap |
Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
|
4000000 | USD |
CY2011 | us-gaap |
Asset Retirement Obligation Period Increase Decrease
AssetRetirementObligationPeriodIncreaseDecrease
|
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CY2012 | us-gaap |
Asset Retirement Obligation Revision Of Estimate
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|
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CY2011 | us-gaap |
Asset Retirement Obligation Revision Of Estimate
AssetRetirementObligationRevisionOfEstimate
|
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CY2013 | us-gaap |
Asset Retirement Obligation Revision Of Estimate
AssetRetirementObligationRevisionOfEstimate
|
0 | USD |
CY2013Q4 | us-gaap |
Assets
Assets
|
6101000000 | USD |
CY2012Q4 | us-gaap |
Assets
Assets
|
5670000000 | USD |
CY2013Q4 | us-gaap |
Assets Current
AssetsCurrent
|
591000000 | USD |
CY2012Q4 | us-gaap |
Assets Current
AssetsCurrent
|
622000000 | USD |
CY2013Q4 | us-gaap |
Assets Held In Trust Noncurrent
AssetsHeldInTrustNoncurrent
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35000000 | USD |
CY2012Q4 | us-gaap |
Assets Held In Trust Noncurrent
AssetsHeldInTrustNoncurrent
|
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CY2013 | us-gaap |
Available For Sale Securities Gross Realized Gain Loss Net
AvailableForSaleSecuritiesGrossRealizedGainLossNet
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CY2013 | us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
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CY2012 | us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
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CY2011 | us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
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CY2013Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
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CY2012Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
12000000 | USD |
CY2011Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
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CY2010Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
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CY2012 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
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|
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CY2011 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
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CY2013 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
95000000 | USD |
CY2013Q4 | us-gaap |
Collateral Already Posted Aggregate Fair Value
CollateralAlreadyPostedAggregateFairValue
|
30000000 | USD |
CY2013Q4 | us-gaap |
Commercial Paper
CommercialPaper
|
0 | USD |
CY2012Q4 | us-gaap |
Commercial Paper
CommercialPaper
|
17000000 | USD |
CY2013Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
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CY2012Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
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CY2013Q3 | us-gaap |
Common Stock Discount On Shares
CommonStockDiscountOnShares
|
0.96 | USD |
CY2012 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
1.075 | |
CY2011 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
1.055 | |
CY2013 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
1.095 | |
CY2013Q4 | us-gaap |
Common Stock No Par Value
CommonStockNoParValue
|
0 | |
CY2012Q4 | us-gaap |
Common Stock No Par Value
CommonStockNoParValue
|
0 | |
CY2013Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
160000000 | shares |
CY2012Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
160000000 | shares |
CY2013Q4 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
78085559 | shares |
CY2012Q4 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
75556272 | shares |
CY2013Q4 | us-gaap |
Common Stock Shares Outstanding
CommonStockSharesOutstanding
|
78085559 | shares |
CY2012Q4 | us-gaap |
Common Stock Shares Outstanding
CommonStockSharesOutstanding
|
75556272 | shares |
CY2013Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
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CY2012Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
841000000 | USD |
CY2013 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
106000000 | USD |
CY2012 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
141000000 | USD |
CY2011 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
146000000 | USD |
CY2012 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
140000000 | USD |
CY2011 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
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|
146000000 | USD |
CY2013 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
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|
105000000 | USD |
CY2011 | us-gaap |
Cost Of Purchased Power
CostOfPurchasedPower
|
760000000 | USD |
CY2013 | us-gaap |
Cost Of Purchased Power
CostOfPurchasedPower
|
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CY2012 | us-gaap |
Cost Of Purchased Power
CostOfPurchasedPower
|
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CY2012 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
1503000000 | USD |
CY2011 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
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CY2013 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
1604000000 | USD |
CY2013 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
10000000 | USD |
CY2012 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
16000000 | USD |
CY2011 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
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CY2012 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
17000000 | USD |
CY2013 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
10000000 | USD |
CY2011 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
2000000 | USD |
CY2011 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
0 | USD |
CY2013 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
0 | USD |
CY2012 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
1000000 | USD |
CY2013 | us-gaap |
Debt Instrument Covenant Description
DebtInstrumentCovenantDescription
|
.65 | |
CY2013Q3 | us-gaap |
Debt Instrument Interest Rate Stated Percentage
DebtInstrumentInterestRateStatedPercentage
|
0.0447 | |
CY2013Q4 | us-gaap |
Debt Instrument Interest Rate Stated Percentage
DebtInstrumentInterestRateStatedPercentage
|
0.0484 | |
CY2013Q2 | us-gaap |
Debt Instrument Interest Rate Stated Percentage
DebtInstrumentInterestRateStatedPercentage
|
0.0447 | |
CY2013Q2 | us-gaap |
Debt Instrument Interest Rate Stated Percentage
DebtInstrumentInterestRateStatedPercentage
|
0.0445 | |
CY2013Q3 | us-gaap |
Debt Instrument Interest Rate Stated Percentage
DebtInstrumentInterestRateStatedPercentage
|
0.05625 | |
CY2013Q4 | us-gaap |
Debt Instrument Interest Rate Stated Percentage
DebtInstrumentInterestRateStatedPercentage
|
0.0474 | |
CY2013Q4 | us-gaap |
Debt Weighted Average Interest Rate
DebtWeightedAverageInterestRate
|
0.0562 | |
CY2012Q4 | us-gaap |
Debt Weighted Average Interest Rate
DebtWeightedAverageInterestRate
|
0.0584 | |
CY2013Q4 | us-gaap |
Decommissioning Trust Assets Amount
DecommissioningTrustAssetsAmount
|
82000000 | USD |
CY2012Q4 | us-gaap |
Decommissioning Trust Assets Amount
DecommissioningTrustAssetsAmount
|
38000000 | USD |
CY2013 | us-gaap |
Deferred Compensation Arrangement With Individual Employer Contribution
DeferredCompensationArrangementWithIndividualEmployerContribution
|
-6000000 | USD |
CY2011 | us-gaap |
Deferred Compensation Arrangement With Individual Employer Contribution
DeferredCompensationArrangementWithIndividualEmployerContribution
|
0 | USD |
CY2012 | us-gaap |
Deferred Compensation Arrangement With Individual Employer Contribution
DeferredCompensationArrangementWithIndividualEmployerContribution
|
0 | USD |
CY2012 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
30000000 | USD |
CY2011 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
43000000 | USD |
CY2013 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
4000000 | USD |
CY2013 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
11000000 | USD |
CY2012 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
47000000 | USD |
CY2011 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
56000000 | USD |
CY2011 | us-gaap |
Deferred Purchased Power Costs
DeferredPurchasedPowerCosts
|
10000000 | USD |
CY2013 | us-gaap |
Deferred Purchased Power Costs
DeferredPurchasedPowerCosts
|
-6000000 | USD |
CY2012 | us-gaap |
Deferred Purchased Power Costs
DeferredPurchasedPowerCosts
|
-4000000 | USD |
CY2011 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
13000000 | USD |
CY2013 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
7000000 | USD |
CY2012 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
17000000 | USD |
CY2012Q4 | us-gaap |
Deferred Tax Assets Liabilities Net
DeferredTaxAssetsLiabilitiesNet
|
-537000000 | USD |
CY2013Q4 | us-gaap |
Deferred Tax Assets Liabilities Net
DeferredTaxAssetsLiabilitiesNet
|
-544000000 | USD |
CY2013Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
277000000 | USD |
CY2012Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
314000000 | USD |
CY2013Q4 | us-gaap |
Deferred Tax Assets Net Current
DeferredTaxAssetsNetCurrent
|
42000000 | USD |
CY2012Q4 | us-gaap |
Deferred Tax Assets Net Current
DeferredTaxAssetsNetCurrent
|
51000000 | USD |
CY2013Q4 | us-gaap |
Deferred Tax Assets Regulatory Assets And Liabilities
DeferredTaxAssetsRegulatoryAssetsAndLiabilities
|
16000000 | USD |
CY2012Q4 | us-gaap |
Deferred Tax Assets Regulatory Assets And Liabilities
DeferredTaxAssetsRegulatoryAssetsAndLiabilities
|
20000000 | USD |
CY2012Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits
|
162000000 | USD |
CY2013Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits
|
122000000 | USD |
CY2013Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Other
DeferredTaxAssetsTaxDeferredExpenseOther
|
17000000 | USD |
CY2012Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Other
DeferredTaxAssetsTaxDeferredExpenseOther
|
0 | USD |
CY2013Q4 | us-gaap |
Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
|
0 | USD |
CY2013Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
821000000 | USD |
CY2012Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
851000000 | USD |
CY2012Q4 | us-gaap |
Deferred Tax Liabilities Noncurrent
DeferredTaxLiabilitiesNoncurrent
|
588000000 | USD |
CY2013Q4 | us-gaap |
Deferred Tax Liabilities Noncurrent
DeferredTaxLiabilitiesNoncurrent
|
586000000 | USD |
CY2012Q4 | us-gaap |
Deferred Tax Liabilities Other
DeferredTaxLiabilitiesOther
|
4000000 | USD |
CY2013Q4 | us-gaap |
Deferred Tax Liabilities Other
DeferredTaxLiabilitiesOther
|
0 | USD |
CY2012Q4 | us-gaap |
Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
|
623000000 | USD |
CY2013Q4 | us-gaap |
Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
|
646000000 | USD |
CY2012Q4 | us-gaap |
Deferred Tax Liabilities Regulatory Assets
DeferredTaxLiabilitiesRegulatoryAssets
|
224000000 | USD |
CY2013Q4 | us-gaap |
Deferred Tax Liabilities Regulatory Assets
DeferredTaxLiabilitiesRegulatoryAssets
|
175000000 | USD |
CY2013 | us-gaap |
Defined Benefit Plan Amount To Be Amortized From Accumulated Other Comprehensive Income Loss Next Fiscal Year
DefinedBenefitPlanAmountToBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossNextFiscalYear
|
20000000 | USD |
CY2013 | us-gaap |
Defined Benefit Plan Effect Of One Percentage Point Increase On Accumulated Postretirement Benefit Obligation
DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation
|
0 | USD |
CY2013 | us-gaap |
Defined Benefit Plan Effect Of One Percentage Point Increase On Service And Interest Cost Components
DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents
|
0 | USD |
CY2013Q4 | us-gaap |
Defined Benefit Plan Expected Future Benefit Payments Five Fiscal Years Thereafter
DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
|
255000000 | USD |
CY2013Q4 | us-gaap |
Defined Benefit Plan Expected Future Benefit Payments Next Twelve Months
DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
|
41000000 | USD |
CY2013Q4 | us-gaap |
Defined Benefit Plan Expected Future Benefit Payments Year Five
DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
|
47000000 | USD |
CY2013Q4 | us-gaap |
Defined Benefit Plan Expected Future Benefit Payments Year Four
DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
|
46000000 | USD |
CY2013Q4 | us-gaap |
Defined Benefit Plan Expected Future Benefit Payments Year Three
DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
|
44000000 | USD |
CY2013Q4 | us-gaap |
Defined Benefit Plan Expected Future Benefit Payments Year Two
DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
|
43000000 | USD |
CY2013Q4 | us-gaap |
Defined Benefit Plan Fair Value Of Plan Assets
DefinedBenefitPlanFairValueOfPlanAssets
|
596000000 | USD |
CY2012Q4 | us-gaap |
Defined Benefit Plan Fair Value Of Plan Assets
DefinedBenefitPlanFairValueOfPlanAssets
|
537000000 | USD |
CY2012 | us-gaap |
Defined Benefit Plan Health Care Cost Trend Rate Assumed For Next Fiscal Year
DefinedBenefitPlanHealthCareCostTrendRateAssumedForNextFiscalYear
|
0.005 | |
CY2013 | us-gaap |
Defined Benefit Plan Health Care Cost Trend Rate Assumed For Next Fiscal Year
DefinedBenefitPlanHealthCareCostTrendRateAssumedForNextFiscalYear
|
0.005 | |
CY2011 | us-gaap |
Defined Benefit Plan Health Care Cost Trend Rate Assumed For Next Fiscal Year
DefinedBenefitPlanHealthCareCostTrendRateAssumedForNextFiscalYear
|
0.005 | |
CY2013 | us-gaap |
Defined Benefit Plan Transfers Between Measurement Levels
DefinedBenefitPlanTransfersBetweenMeasurementLevels
|
0 | USD |
CY2011 | us-gaap |
Defined Benefit Plan Transfers Between Measurement Levels
DefinedBenefitPlanTransfersBetweenMeasurementLevels
|
0 | USD |
CY2012 | us-gaap |
Defined Benefit Plan Transfers Between Measurement Levels
DefinedBenefitPlanTransfersBetweenMeasurementLevels
|
0 | USD |
CY2012 | us-gaap |
Defined Benefit Plan Ultimate Health Care Cost Trend Rate
DefinedBenefitPlanUltimateHealthCareCostTrendRate
|
0.05 | |
CY2013 | us-gaap |
Defined Benefit Plan Ultimate Health Care Cost Trend Rate
DefinedBenefitPlanUltimateHealthCareCostTrendRate
|
0.05 | |
CY2011 | us-gaap |
Defined Benefit Plan Ultimate Health Care Cost Trend Rate
DefinedBenefitPlanUltimateHealthCareCostTrendRate
|
0.05 | |
CY2012 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
248000000 | USD |
CY2013 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
248000000 | USD |
CY2011 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
227000000 | USD |
CY2012Q4 | us-gaap |
Derivative Liabilities Current
DerivativeLiabilitiesCurrent
|
127000000 | USD |
CY2013Q4 | us-gaap |
Derivative Liabilities Current
DerivativeLiabilitiesCurrent
|
49000000 | USD |
CY2012Q4 | us-gaap |
Derivative Liabilities Noncurrent
DerivativeLiabilitiesNoncurrent
|
73000000 | USD |
CY2013Q4 | us-gaap |
Derivative Liabilities Noncurrent
DerivativeLiabilitiesNoncurrent
|
141000000 | USD |
CY2013Q4 | us-gaap |
Derivative Net Liability Position Aggregate Fair Value
DerivativeNetLiabilityPositionAggregateFairValue
|
186000000 | USD |
CY2012Q4 | us-gaap |
Dividends Payable Current
DividendsPayableCurrent
|
21000000 | USD |
CY2013Q4 | us-gaap |
Dividends Payable Current
DividendsPayableCurrent
|
22000000 | USD |
CY2012Q4 | us-gaap |
Dividends Payable Current And Noncurrent
DividendsPayableCurrentAndNoncurrent
|
21000000 | USD |
CY2011Q4 | us-gaap |
Dividends Payable Current And Noncurrent
DividendsPayableCurrentAndNoncurrent
|
21000000 | USD |
CY2013Q4 | us-gaap |
Dividends Payable Current And Noncurrent
DividendsPayableCurrentAndNoncurrent
|
22000000 | USD |
CY2013 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.36 | |
CY2011 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.95 | |
CY2012 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.87 | |
CY2012 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.87 | |
CY2011 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.95 | |
CY2013 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.35 | |
CY2012 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.311 | |
CY2013 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.168 | |
CY2011 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.283 | |
CY2013 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.350 | |
CY2011 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.350 | |
CY2012 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.350 | |
CY2011 | us-gaap |
Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance
EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
0.000 | |
CY2013 | us-gaap |
Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance
EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
0.000 | |
CY2012 | us-gaap |
Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance
EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
0.026 | |
CY2013 | us-gaap |
Effective Income Tax Rate Reconciliation Nondeductible Expense Depreciation
EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepreciation
|
0.028 | |
CY2012 | us-gaap |
Effective Income Tax Rate Reconciliation Nondeductible Expense Depreciation
EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepreciation
|
0.024 | |
CY2011 | us-gaap |
Effective Income Tax Rate Reconciliation Nondeductible Expense Depreciation
EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepreciation
|
0.021 | |
CY2012 | us-gaap |
Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
|
-0.006 | |
CY2013 | us-gaap |
Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
|
-0.026 | |
CY2011 | us-gaap |
Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
|
0.013 | |
CY2012 | us-gaap |
Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
|
0.035 | |
CY2011 | us-gaap |
Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
|
0.026 | |
CY2013 | us-gaap |
Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
|
0.034 | |
CY2012 | us-gaap |
Effective Income Tax Rate Reconciliation Tax Credits Other
EffectiveIncomeTaxRateReconciliationTaxCreditsOther
|
-0.118 | |
CY2013 | us-gaap |
Effective Income Tax Rate Reconciliation Tax Credits Other
EffectiveIncomeTaxRateReconciliationTaxCreditsOther
|
-0.218 | |
CY2011 | us-gaap |
Effective Income Tax Rate Reconciliation Tax Credits Other
EffectiveIncomeTaxRateReconciliationTaxCreditsOther
|
-0.127 | |
CY2011 | us-gaap |
Electric Production Expense
ElectricProductionExpense
|
201000000 | USD |
CY2012 | us-gaap |
Electric Production Expense
ElectricProductionExpense
|
211000000 | USD |
CY2013 | us-gaap |
Electric Production Expense
ElectricProductionExpense
|
225000000 | USD |
CY2012 | us-gaap |
Electric Utility Revenue
ElectricUtilityRevenue
|
1805000000 | USD |
CY2011 | us-gaap |
Electric Utility Revenue
ElectricUtilityRevenue
|
1813000000 | USD |
CY2013 | us-gaap |
Electric Utility Revenue
ElectricUtilityRevenue
|
1810000000 | USD |
CY2012Q4 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
46000000 | USD |
CY2013Q4 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
46000000 | USD |
CY2013 | us-gaap |
Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount
EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount
|
0 | USD |
CY2011 | us-gaap |
Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount
EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount
|
0 | USD |
CY2012 | us-gaap |
Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount
EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount
|
0 | USD |
CY2013Q4 | us-gaap |
Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized
EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
|
4000000 | USD |
CY2012Q4 | us-gaap |
Energy Related Inventory
EnergyRelatedInventory
|
40000000 | USD |
CY2013Q4 | us-gaap |
Energy Related Inventory
EnergyRelatedInventory
|
24000000 | USD |
CY2013 | us-gaap |
Fair Value Assumptions Expected Volatility Rate
FairValueAssumptionsExpectedVolatilityRate
|
0.997 | |
CY2013 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3
|
0 | USD |
CY2012 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3
|
0 | USD |
CY2013 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
|
10000000 | USD |
CY2012 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
|
76000000 | USD |
CY2012 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Issues
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues
|
1000000 | USD |
CY2013 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Issues
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues
|
0 | USD |
CY2012 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Purchases
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases
|
-1000000 | USD |
CY2013 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Purchases
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases
|
0 | USD |
CY2012 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Settlements
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements
|
0 | USD |
CY2013 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Settlements
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements
|
1000000 | USD |
CY2012Q4 | us-gaap |
Financial Instruments Owned At Fair Value
FinancialInstrumentsOwnedAtFairValue
|
53000000 | USD |
CY2013Q4 | us-gaap |
Financial Instruments Owned At Fair Value
FinancialInstrumentsOwnedAtFairValue
|
105000000 | USD |
CY2012Q4 | us-gaap |
Financial Instruments Owned Corporate Debt At Fair Value
FinancialInstrumentsOwnedCorporateDebtAtFairValue
|
8000000 | USD |
CY2013Q4 | us-gaap |
Financial Instruments Owned Corporate Debt At Fair Value
FinancialInstrumentsOwnedCorporateDebtAtFairValue
|
14000000 | USD |
CY2012Q4 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
151000000 | USD |
CY2013Q4 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
170000000 | USD |
CY2013Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Next Twelve Months
FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
|
23000000 | USD |
CY2013Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Five
FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
|
14000000 | USD |
CY2013Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Four
FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
|
16000000 | USD |
CY2013Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Three
FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
|
19000000 | USD |
CY2013Q4 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Two
FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
|
22000000 | USD |
CY2011 | us-gaap |
General And Administrative Expense
GeneralAndAdministrativeExpense
|
218000000 | USD |
CY2012 | us-gaap |
General And Administrative Expense
GeneralAndAdministrativeExpense
|
216000000 | USD |
CY2013 | us-gaap |
General And Administrative Expense
GeneralAndAdministrativeExpense
|
219000000 | USD |
CY2013 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
125000000 | USD |
CY2011 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
205000000 | USD |
CY2012 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
204000000 | USD |
CY2013 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
21000000 | USD |
CY2012 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
64000000 | USD |
CY2011 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
58000000 | USD |
CY2013 | us-gaap |
Income Taxes Paid
IncomeTaxesPaid
|
10000000 | USD |
CY2012 | us-gaap |
Income Taxes Paid
IncomeTaxesPaid
|
13000000 | USD |
CY2011 | us-gaap |
Income Taxes Paid
IncomeTaxesPaid
|
3000000 | USD |
CY2011 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
5000000 | USD |
CY2013 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
14000000 | USD |
CY2012 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
1000000 | USD |
CY2013 | us-gaap |
Increase Decrease In Margin Deposits Outstanding
IncreaseDecreaseInMarginDepositsOutstanding
|
-37000000 | USD |
CY2012 | us-gaap |
Increase Decrease In Margin Deposits Outstanding
IncreaseDecreaseInMarginDepositsOutstanding
|
-34000000 | USD |
CY2011 | us-gaap |
Increase Decrease In Margin Deposits Outstanding
IncreaseDecreaseInMarginDepositsOutstanding
|
-3000000 | USD |
CY2012 | us-gaap |
Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
|
6000000 | USD |
CY2013 | us-gaap |
Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
|
14000000 | USD |
CY2011 | us-gaap |
Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
|
6000000 | USD |
CY2011 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
7000000 | USD |
CY2013 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
-17000000 | USD |
CY2012 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
-1000000 | USD |
CY2011 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
15000000 | USD |
CY2012 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
4000000 | USD |
CY2013 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
0 | USD |
CY2013 | us-gaap |
Increase Decrease In Risk Management Assets And Liabilities
IncreaseDecreaseInRiskManagementAssetsAndLiabilities
|
18000000 | USD |
CY2012 | us-gaap |
Increase Decrease In Risk Management Assets And Liabilities
IncreaseDecreaseInRiskManagementAssetsAndLiabilities
|
175000000 | USD |
CY2011 | us-gaap |
Increase Decrease In Risk Management Assets And Liabilities
IncreaseDecreaseInRiskManagementAssetsAndLiabilities
|
-9000000 | USD |
CY2011 | us-gaap |
Interest Expense
InterestExpense
|
110000000 | USD |
CY2012 | us-gaap |
Interest Expense
InterestExpense
|
108000000 | USD |
CY2013 | us-gaap |
Interest Expense
InterestExpense
|
101000000 | USD |
CY2013 | us-gaap |
Interest Paid Net
InterestPaidNet
|
90000000 | USD |
CY2011 | us-gaap |
Interest Paid Net
InterestPaidNet
|
103000000 | USD |
CY2012 | us-gaap |
Interest Paid Net
InterestPaidNet
|
97000000 | USD |
CY2013Q4 | us-gaap |
Jointly Owned Utility Plant Ownership Amount Of Construction Work In Progress
JointlyOwnedUtilityPlantOwnershipAmountOfConstructionWorkInProgress
|
19000000 | USD |
CY2013Q4 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
23000000 | USD |
CY2012Q4 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
23000000 | USD |
CY2013Q4 | us-gaap |
Jointly Owned Utility Plant Gross Ownership Amount Of Plant In Service
JointlyOwnedUtilityPlantGrossOwnershipAmountOfPlantInService
|
1243000000 | USD |
CY2013Q4 | us-gaap |
Jointly Owned Utility Plant Ownership Amount Of Plant Accumulated Depreciation
JointlyOwnedUtilityPlantOwnershipAmountOfPlantAccumulatedDepreciation
|
710000000 | USD |
CY2012 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
10000000 | USD |
CY2011 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
9000000 | USD |
CY2013 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
9000000 | USD |
CY2012Q4 | us-gaap |
Letters Of Credit Outstanding Amount
LettersOfCreditOutstandingAmount
|
45000000 | USD |
CY2013Q4 | us-gaap |
Letters Of Credit Outstanding Amount
LettersOfCreditOutstandingAmount
|
29000000 | USD |
CY2013Q4 | us-gaap |
Liabilities
Liabilities
|
4281000000 | USD |
CY2012Q4 | us-gaap |
Liabilities
Liabilities
|
3940000000 | USD |
CY2012Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
5670000000 | USD |
CY2013Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
6101000000 | USD |
CY2012Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
521000000 | USD |
CY2013Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
393000000 | USD |
CY2012Q4 | us-gaap |
Liabilities Fair Value Disclosure
LiabilitiesFairValueDisclosure
|
200000000 | USD |
CY2013Q4 | us-gaap |
Liabilities Fair Value Disclosure
LiabilitiesFairValueDisclosure
|
190000000 | USD |
CY2013 | us-gaap |
Limited Liability Company Llc Or Limited Partnership Lp Members Or Limited Partners Ownership Interest
LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest
|
0.99 | |
CY2013Q4 | us-gaap |
Line Of Credit Facility Amount Outstanding
LineOfCreditFacilityAmountOutstanding
|
37000000 | USD |
CY2013Q4 | us-gaap |
Line Of Credit Facility Maximum Borrowing Capacity
LineOfCreditFacilityMaximumBorrowingCapacity
|
700000000 | USD |
CY2013Q4 | us-gaap |
Line Of Credit Facility Remaining Borrowing Capacity
LineOfCreditFacilityRemainingBorrowingCapacity
|
663000000 | USD |
CY2013 | us-gaap |
Long Term Contract For Purchase Of Electric Power Estimated Annual Cost
LongTermContractForPurchaseOfElectricPowerEstimatedAnnualCost
|
1000000 | USD |
CY2013Q4 | us-gaap |
Long Term Debt
LongTermDebt
|
1916000000 | USD |
CY2012Q4 | us-gaap |
Long Term Debt
LongTermDebt
|
1636000000 | USD |
CY2012Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
100000000 | USD |
CY2013Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
0 | USD |
CY2013Q4 | us-gaap |
Long Term Debt Fair Value
LongTermDebtFairValue
|
2074000000 | USD |
CY2012Q4 | us-gaap |
Long Term Debt Fair Value
LongTermDebtFairValue
|
1949000000 | USD |
CY2013Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal After Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
|
1646000000 | USD |
CY2013Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
|
75000000 | USD |
CY2013Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Four
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
|
58000000 | USD |
CY2013Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Three
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
|
67000000 | USD |
CY2013Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Two
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
|
70000000 | USD |
CY2012Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
1536000000 | USD |
CY2013Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
1916000000 | USD |
CY2013Q4 | us-gaap |
Longterm Pollution Control Bond Current And Noncurrent
LongtermPollutionControlBondCurrentAndNoncurrent
|
148000000 | USD |
CY2012Q4 | us-gaap |
Longterm Pollution Control Bond Current And Noncurrent
LongtermPollutionControlBondCurrentAndNoncurrent
|
142000000 | USD |
CY2013Q3 | us-gaap |
Loss Contingency Damages Awarded Value
LossContingencyDamagesAwardedValue
|
70000000 | USD |
CY2013Q4 | us-gaap |
Loss Contingency Estimate Of Possible Loss
LossContingencyEstimateOfPossibleLoss
|
3000000 | USD |
CY2013Q3 | us-gaap |
Loss Contingency Pending Claims Number
LossContingencyPendingClaimsNumber
|
39 | claims |
CY2013Q4 | us-gaap |
Loss Contingency Range Of Possible Loss Maximum
LossContingencyRangeOfPossibleLossMaximum
|
8000000 | USD |
CY2013Q4 | us-gaap |
Loss Contingency Range Of Possible Loss Minimum
LossContingencyRangeOfPossibleLossMinimum
|
3000000 | USD |
CY2013Q4 | us-gaap |
Margin Deposit Assets
MarginDepositAssets
|
9000000 | USD |
CY2012Q4 | us-gaap |
Margin Deposit Assets
MarginDepositAssets
|
46000000 | USD |
CY2013Q4 | us-gaap |
Minority Interest
MinorityInterest
|
1000000 | USD |
CY2012Q4 | us-gaap |
Minority Interest
MinorityInterest
|
2000000 | USD |
CY2012Q4 | us-gaap |
Money Market Funds At Carrying Value
MoneyMarketFundsAtCarryingValue
|
15000000 | USD |
CY2013Q4 | us-gaap |
Money Market Funds At Carrying Value
MoneyMarketFundsAtCarryingValue
|
59000000 | USD |
CY2011 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
-152000000 | USD |
CY2013 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
243000000 | USD |
CY2012 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
-194000000 | USD |
CY2011 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-299000000 | USD |
CY2013 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-692000000 | USD |
CY2012 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-294000000 | USD |
CY2011 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
453000000 | USD |
CY2013 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
544000000 | USD |
CY2012 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
494000000 | USD |
CY2013 | us-gaap |
Net Income Loss
NetIncomeLoss
|
105000000 | USD |
CY2011 | us-gaap |
Net Income Loss
NetIncomeLoss
|
147000000 | USD |
CY2012 | us-gaap |
Net Income Loss
NetIncomeLoss
|
141000000 | USD |
CY2011 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
0 | USD |
CY2013 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
-1000000 | USD |
CY2012 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
-1000000 | USD |
CY2013 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
20000000 | USD |
CY2011 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
6000000 | USD |
CY2012 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
10000000 | USD |
CY2013 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
206000000 | USD |
CY2011 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
309000000 | USD |
CY2012 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
302000000 | USD |
CY2013Q4 | us-gaap |
Operating Leases Future Minimum Payments Receivable Current
OperatingLeasesFutureMinimumPaymentsReceivableCurrent
|
3000000 | USD |
CY2013Q4 | us-gaap |
Operating Leases Future Minimum Payments Receivable In Five Years
OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears
|
1000000 | USD |
CY2013Q4 | us-gaap |
Operating Leases Future Minimum Payments Receivable In Four Years
OperatingLeasesFutureMinimumPaymentsReceivableInFourYears
|
1000000 | USD |
CY2013Q4 | us-gaap |
Operating Leases Future Minimum Payments Receivable In Three Years
OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears
|
2000000 | USD |
CY2013Q4 | us-gaap |
Operating Leases Future Minimum Payments Receivable In Two Years
OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears
|
3000000 | USD |
CY2013 | us-gaap |
Operating Leases Rent Expense Sublease Rentals1
OperatingLeasesRentExpenseSubleaseRentals1
|
3000000 | USD |
CY2011 | us-gaap |
Operating Leases Rent Expense Sublease Rentals1
OperatingLeasesRentExpenseSubleaseRentals1
|
3000000 | USD |
CY2012 | us-gaap |
Operating Leases Rent Expense Sublease Rentals1
OperatingLeasesRentExpenseSubleaseRentals1
|
3000000 | USD |
CY2013Q4 | us-gaap |
Option Indexed To Issuers Equity Settlement Alternatives Cash At Fair Value
OptionIndexedToIssuersEquitySettlementAlternativesCashAtFairValue
|
26000000 | USD |
CY2013Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
94000000 | USD |
CY2012Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
93000000 | USD |
CY2013Q4 | us-gaap |
Other Assets Miscellaneous
OtherAssetsMiscellaneous
|
1000000 | USD |
CY2012Q4 | us-gaap |
Other Assets Miscellaneous
OtherAssetsMiscellaneous
|
1000000 | USD |
CY2013Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
49000000 | USD |
CY2012Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
62000000 | USD |
CY2013 | us-gaap |
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
|
1000000 | USD |
CY2012 | us-gaap |
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
|
0 | USD |
CY2011 | us-gaap |
Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
|
-1000000 | USD |
CY2012Q4 | us-gaap |
Other Inventory Supplies
OtherInventorySupplies
|
38000000 | USD |
CY2013Q4 | us-gaap |
Other Inventory Supplies
OtherInventorySupplies
|
41000000 | USD |
CY2012Q4 | us-gaap |
Other Investments
OtherInvestments
|
0 | USD |
CY2013Q4 | us-gaap |
Other Investments
OtherInvestments
|
104000000 | USD |
CY2013Q4 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
171000000 | USD |
CY2012Q4 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
179000000 | USD |
CY2012Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
14000000 | USD |
CY2013Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
25000000 | USD |
CY2012 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
-16000000 | USD |
CY2013 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
-18000000 | USD |
CY2011 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
-16000000 | USD |
CY2013 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
7000000 | USD |
CY2012 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
4000000 | USD |
CY2011 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
1000000 | USD |
CY2012Q4 | us-gaap |
Other Postretirement Defined Benefit Plan Liabilities Noncurrent
OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent
|
102000000 | USD |
CY2013Q4 | us-gaap |
Other Postretirement Defined Benefit Plan Liabilities Noncurrent
OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent
|
101000000 | USD |
CY2011 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-5000000 | USD |
CY2012 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-2000000 | USD |
CY2013 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-3000000 | USD |
CY2011 | us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
0 | USD |
CY2013 | us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
3000000 | USD |
CY2012 | us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
0 | USD |
CY2011 | us-gaap |
Payments Of Dividends
PaymentsOfDividends
|
79000000 | USD |
CY2012 | us-gaap |
Payments Of Dividends
PaymentsOfDividends
|
81000000 | USD |
CY2013 | us-gaap |
Payments Of Dividends
PaymentsOfDividends
|
84000000 | USD |
CY2012 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
303000000 | USD |
CY2011 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
300000000 | USD |
CY2013 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
656000000 | USD |
CY2012 | us-gaap |
Payments To Invest In Decommissioning Fund
PaymentsToInvestInDecommissioningFund
|
26000000 | USD |
CY2013 | us-gaap |
Payments To Invest In Decommissioning Fund
PaymentsToInvestInDecommissioningFund
|
26000000 | USD |
CY2011 | us-gaap |
Payments To Invest In Decommissioning Fund
PaymentsToInvestInDecommissioningFund
|
50000000 | USD |
CY2012 | us-gaap |
Payments To Minority Shareholders
PaymentsToMinorityShareholders
|
0 | USD |
CY2011 | us-gaap |
Payments To Minority Shareholders
PaymentsToMinorityShareholders
|
4000000 | USD |
CY2013 | us-gaap |
Payments To Minority Shareholders
PaymentsToMinorityShareholders
|
0 | USD |
CY2013 | us-gaap |
Pension And Other Postretirement Benefit Expense
PensionAndOtherPostretirementBenefitExpense
|
37000000 | USD |
CY2011 | us-gaap |
Pension And Other Postretirement Benefit Expense
PensionAndOtherPostretirementBenefitExpense
|
15000000 | USD |
CY2012 | us-gaap |
Pension And Other Postretirement Benefit Expense
PensionAndOtherPostretirementBenefitExpense
|
27000000 | USD |
CY2012Q4 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
247000000 | USD |
CY2013Q4 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
154000000 | USD |
CY2013 | us-gaap |
Pension Contributions
PensionContributions
|
0 | USD |
CY2011 | us-gaap |
Pension Contributions
PensionContributions
|
26000000 | USD |
CY2012 | us-gaap |
Pension Contributions
PensionContributions
|
0 | USD |
CY2014 | us-gaap |
Pension Contributions
PensionContributions
|
0 | USD |
CY2013Q4 | us-gaap |
Pledged Financial Instruments Not Separately Reported Securities For Letter Of Credit Facilities
PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesForLetterOfCreditFacilities
|
37000000 | USD |
CY2013Q4 | us-gaap |
Preferred Stock No Par Value
PreferredStockNoParValue
|
0 | |
CY2012Q4 | us-gaap |
Preferred Stock No Par Value
PreferredStockNoParValue
|
0 | |
CY2013Q4 | us-gaap |
Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
|
30000000 | shares |
CY2012Q4 | us-gaap |
Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
|
30000000 | shares |
CY2013Q4 | us-gaap |
Preferred Stock Shares Issued
PreferredStockSharesIssued
|
0 | shares |
CY2012Q4 | us-gaap |
Preferred Stock Shares Issued
PreferredStockSharesIssued
|
0 | shares |
CY2012Q4 | us-gaap |
Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
|
0 | shares |
CY2013Q4 | us-gaap |
Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
|
0 | shares |
CY2012Q4 | us-gaap |
Preferred Stock Value
PreferredStockValue
|
0 | USD |
CY2013Q4 | us-gaap |
Preferred Stock Value
PreferredStockValue
|
0 | USD |
CY2012Q4 | us-gaap |
Prepaid Expense Current
PrepaidExpenseCurrent
|
37000000 | USD |
CY2013Q4 | us-gaap |
Prepaid Expense Current
PrepaidExpenseCurrent
|
38000000 | USD |
CY2013Q4 | us-gaap |
Price Risk Derivative Instruments Not Designated As Hedging Instruments Asset At Fair Value
PriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue
|
14000000 | USD |
CY2012Q4 | us-gaap |
Price Risk Derivative Instruments Not Designated As Hedging Instruments Asset At Fair Value
PriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue
|
6000000 | USD |
CY2013Q4 | us-gaap |
Price Risk Derivative Instruments Not Designated As Hedging Instruments Liability At Fair Value
PriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue
|
190000000 | USD |
CY2012Q4 | us-gaap |
Price Risk Derivative Instruments Not Designated As Hedging Instruments Liability At Fair Value
PriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue
|
200000000 | USD |
CY2012 | us-gaap |
Proceeds From Income Tax Refunds
ProceedsFromIncomeTaxRefunds
|
8000000 | USD |
CY2011 | us-gaap |
Proceeds From Income Tax Refunds
ProceedsFromIncomeTaxRefunds
|
9000000 | USD |
CY2013 | us-gaap |
Proceeds From Income Tax Refunds
ProceedsFromIncomeTaxRefunds
|
0 | USD |
CY2011 | us-gaap |
Proceeds From Insurance Settlement Investing Activities
ProceedsFromInsuranceSettlementInvestingActivities
|
0 | USD |
CY2013 | us-gaap |
Proceeds From Insurance Settlement Investing Activities
ProceedsFromInsuranceSettlementInvestingActivities
|
6000000 | USD |
CY2012 | us-gaap |
Proceeds From Insurance Settlement Investing Activities
ProceedsFromInsuranceSettlementInvestingActivities
|
0 | USD |
CY2011 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
0 | USD |
CY2013 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
380000000 | USD |
CY2013 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
67000000 | USD |
CY2012 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
0 | USD |
CY2011 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
0 | USD |
us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
47000000 | USD | |
CY2013Q3 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
20000000 | USD |
CY2012 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
0 | USD |
CY2013Q4 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
50000000 | USD |
CY2013Q3 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
75000000 | USD |
CY2013Q4 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
105000000 | USD |
CY2013Q2 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
150000000 | USD |
CY2011 | us-gaap |
Proceeds From Legal Settlements
ProceedsFromLegalSettlements
|
0 | USD |
CY2013 | us-gaap |
Proceeds From Legal Settlements
ProceedsFromLegalSettlements
|
44000000 | USD |
CY2012 | us-gaap |
Proceeds From Legal Settlements
ProceedsFromLegalSettlements
|
0 | USD |
CY2013Q3 | us-gaap |
Proceeds From Legal Settlements
ProceedsFromLegalSettlements
|
44000000 | USD |
CY2012 | us-gaap |
Proceeds From Repayments Of Commercial Paper
ProceedsFromRepaymentsOfCommercialPaper
|
-13000000 | USD |
CY2013 | us-gaap |
Proceeds From Repayments Of Commercial Paper
ProceedsFromRepaymentsOfCommercialPaper
|
-17000000 | USD |
CY2011 | us-gaap |
Proceeds From Repayments Of Commercial Paper
ProceedsFromRepaymentsOfCommercialPaper
|
11000000 | USD |
CY2013 | us-gaap |
Proceeds From Sale Maturity And Collections Of Investments
ProceedsFromSaleMaturityAndCollectionsOfInvestments
|
25000000 | USD |
CY2011 | us-gaap |
Proceeds From Sale Maturity And Collections Of Investments
ProceedsFromSaleMaturityAndCollectionsOfInvestments
|
46000000 | USD |
CY2012 | us-gaap |
Proceeds From Sale Maturity And Collections Of Investments
ProceedsFromSaleMaturityAndCollectionsOfInvestments
|
23000000 | USD |
CY2011 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
0 | USD |
CY2013 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
0 | USD |
CY2012 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
10000000 | USD |
CY2013 | us-gaap |
Proceeds From Short Term Debt
ProceedsFromShortTermDebt
|
35000000 | USD |
CY2011 | us-gaap |
Proceeds From Short Term Debt
ProceedsFromShortTermDebt
|
0 | USD |
CY2012 | us-gaap |
Proceeds From Short Term Debt
ProceedsFromShortTermDebt
|
0 | USD |
CY2011 | us-gaap |
Profit Loss
ProfitLoss
|
147000000 | USD |
CY2012 | us-gaap |
Profit Loss
ProfitLoss
|
140000000 | USD |
CY2013 | us-gaap |
Profit Loss
ProfitLoss
|
104000000 | USD |
CY2013 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
6000000 | USD |
CY2012 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
6000000 | USD |
CY2011 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
11000000 | USD |
CY2012 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
6000000 | USD |
CY2013 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
13000000 | USD |
CY2011 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
|
5000000 | USD |
CY2013 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
7000000 | USD |
CY2011 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
3000000 | USD |
CY2012 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
|
4000000 | USD |
CY2013 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Rate
PublicUtilitiesAllowanceForFundsUsedDuringConstructionRate
|
0.075 | |
CY2011 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Rate
PublicUtilitiesAllowanceForFundsUsedDuringConstructionRate
|
0.078 | |
CY2012 | us-gaap |
Public Utilities Allowance For Funds Used During Construction Rate
PublicUtilitiesAllowanceForFundsUsedDuringConstructionRate
|
0.075 | |
CY2013Q4 | us-gaap |
Public Utilities Property Plant And Equipment Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation
|
2723000000 | USD |
CY2012Q4 | us-gaap |
Public Utilities Property Plant And Equipment Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation
|
2559000000 | USD |
CY2012Q4 | us-gaap |
Public Utilities Property Plant And Equipment Construction Work In Progress
PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress
|
140000000 | USD |
CY2013Q4 | us-gaap |
Public Utilities Property Plant And Equipment Construction Work In Progress
PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress
|
508000000 | USD |
CY2013Q4 | us-gaap |
Public Utilities Property Plant And Equipment Distribution
PublicUtilitiesPropertyPlantAndEquipmentDistribution
|
2943000000 | USD |
CY2012Q4 | us-gaap |
Public Utilities Property Plant And Equipment Distribution
PublicUtilitiesPropertyPlantAndEquipmentDistribution
|
2816000000 | USD |
CY2013Q4 | us-gaap |
Public Utilities Property Plant And Equipment Generation Or Processing
PublicUtilitiesPropertyPlantAndEquipmentGenerationOrProcessing
|
2968000000 | USD |
CY2012Q4 | us-gaap |
Public Utilities Property Plant And Equipment Generation Or Processing
PublicUtilitiesPropertyPlantAndEquipmentGenerationOrProcessing
|
2899000000 | USD |
CY2013Q4 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
4880000000 | USD |
CY2012Q4 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
4392000000 | USD |
CY2013Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
7603000000 | USD |
CY2012Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
6951000000 | USD |
CY2013Q4 | us-gaap |
Public Utilities Property Plant And Equipment Transmission
PublicUtilitiesPropertyPlantAndEquipmentTransmission
|
417000000 | USD |
CY2012Q4 | us-gaap |
Public Utilities Property Plant And Equipment Transmission
PublicUtilitiesPropertyPlantAndEquipmentTransmission
|
412000000 | USD |
CY2013Q4 | us-gaap |
Ratio Of Indebtedness To Net Capital1
RatioOfIndebtednessToNetCapital1
|
0.513 | |
CY2012Q4 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
144000000 | USD |
CY2013Q4 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
66000000 | USD |
CY2013Q4 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
464000000 | USD |
CY2012Q4 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
524000000 | USD |
CY2013Q4 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
1000000 | USD |
CY2012Q4 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
12000000 | USD |
CY2013Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
865000000 | USD |
CY2012Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
765000000 | USD |
CY2011 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
73000000 | USD |
CY2012 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
100000000 | USD |
CY2013 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
100000000 | USD |
CY2013Q2 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
50000000 | USD |
CY2013Q3 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
50000000 | USD |
CY2011 | us-gaap |
Repayments Of Short Term Debt
RepaymentsOfShortTermDebt
|
0 | USD |
CY2012 | us-gaap |
Repayments Of Short Term Debt
RepaymentsOfShortTermDebt
|
0 | USD |
CY2013 | us-gaap |
Repayments Of Short Term Debt
RepaymentsOfShortTermDebt
|
35000000 | USD |
CY2013Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
913000000 | USD |
CY2012Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
893000000 | USD |
CY2013Q2 | us-gaap |
Sale Of Stock Price Per Share
SaleOfStockPricePerShare
|
28.54 | |
CY2015 | us-gaap |
Share Based Compensation
ShareBasedCompensation
|
1000000 | USD |
CY2013 | us-gaap |
Share Based Compensation
ShareBasedCompensation
|
4000000 | USD |
CY2014 | us-gaap |
Share Based Compensation
ShareBasedCompensation
|
3000000 | USD |
CY2011 | us-gaap |
Share Based Compensation
ShareBasedCompensation
|
4000000 | USD |
CY2012 | us-gaap |
Share Based Compensation
ShareBasedCompensation
|
4000000 | USD |
CY2012 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
|
22947 | shares |
CY2011 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
|
106979 | shares |
CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
|
7007 | shares |
CY2012 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
|
18.95 | |
CY2011 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
|
22.35 | |
CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
|
27.15 | |
CY2012 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
|
186495 | shares |
CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
|
183071 | shares |
CY2011 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
|
152657 | shares |
CY2011 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
|
23.84 | |
CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
|
29.25 | |
CY2012 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
|
24.72 | |
CY2010Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
|
465428 | shares |
CY2013Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
|
431090 | shares |
CY2012Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
|
440562 | shares |
CY2011Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
|
491404 | shares |
CY2011Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
|
18.54 | |
CY2012Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
|
22.54 | |
CY2013Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
|
26.31 | |
CY2010Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
|
17.88 | |
CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
|
185536 | shares |
CY2012 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
|
214390 | shares |
CY2011 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
|
19702 | shares |
CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
|
4000000 | USD |
CY2012 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
|
3000000 | USD |
CY2011 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
|
1000000 | USD |
CY2012 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
|
15.67 | |
CY2011 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
|
23.34 | |
CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
|
20.20 | |
CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
|
0 | |
CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
|
0.1677 | |
CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Maximum
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum
|
0.2513 | |
CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Minimum
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum
|
0.1206 | |
CY2013 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
|
0.0034 | |
CY2013Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
|
4687500 | shares |
CY2013Q4 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant
ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
|
3701833 | shares |
CY2013Q3 | us-gaap |
Share Price
SharePrice
|
29.50 | |
CY2013Q1 | us-gaap |
Share Price
SharePrice
|
30.29 | |
CY2013Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
0 | USD |
CY2012Q4 | us-gaap |
Short Term Debt Weighted Average Interest Rate
ShortTermDebtWeightedAverageInterestRate
|
0.004 | |
CY2013Q4 | us-gaap |
Short Term Debt Weighted Average Interest Rate
ShortTermDebtWeightedAverageInterestRate
|
0.004 | |
CY2011Q4 | us-gaap |
Short Term Debt Weighted Average Interest Rate
ShortTermDebtWeightedAverageInterestRate
|
0.004 | |
CY2012 | us-gaap |
Shortterm Debt Average Outstanding Amount
ShorttermDebtAverageOutstandingAmount
|
4000000 | USD |
CY2011 | us-gaap |
Shortterm Debt Average Outstanding Amount
ShorttermDebtAverageOutstandingAmount
|
2000000 | USD |
CY2013 | us-gaap |
Shortterm Debt Average Outstanding Amount
ShorttermDebtAverageOutstandingAmount
|
9000000 | USD |
CY2013Q4 | us-gaap |
Significant Acquisitions And Disposals Acquisition Costs Or Sale Proceeds
SignificantAcquisitionsAndDisposalsAcquisitionCostsOrSaleProceeds
|
1 | USD |
CY1997 | us-gaap |
Site Contingency Names Of Other Potentially Responsible Parties
SiteContingencyNamesOfOtherPotentiallyResponsibleParties
|
69 | |
CY2013 | us-gaap |
Site Contingency Names Of Other Potentially Responsible Parties
SiteContingencyNamesOfOtherPotentiallyResponsibleParties
|
100 | |
CY2013Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
1819000000 | USD |
CY2012Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
1728000000 | USD |
CY2013Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
1820000000 | USD |
CY2012Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
1730000000 | USD |
CY2013 | us-gaap |
Subsidiary Or Equity Method Investee Cumulative Percentage Ownership After All Transactions
SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions
|
1.00 | |
CY2012 | us-gaap |
Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
|
102000000 | USD |
CY2013 | us-gaap |
Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
|
103000000 | USD |
CY2011 | us-gaap |
Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
|
98000000 | USD |
CY2012Q4 | us-gaap |
Taxes Payable Current
TaxesPayableCurrent
|
21000000 | USD |
CY2013Q4 | us-gaap |
Taxes Payable Current
TaxesPayableCurrent
|
21000000 | USD |
CY2012Q4 | us-gaap |
Us Government Securities At Carrying Value
USGovernmentSecuritiesAtCarryingValue
|
15000000 | USD |
CY2013Q4 | us-gaap |
Us Government Securities At Carrying Value
USGovernmentSecuritiesAtCarryingValue
|
14000000 | USD |
CY2013 | us-gaap |
Unrealized Gain Loss On Investments
UnrealizedGainLossOnInvestments
|
4000000 | USD |
CY2012 | us-gaap |
Unrealized Gain Loss On Securities
UnrealizedGainLossOnSecurities
|
-3000000 | USD |
CY2013 | us-gaap |
Unrealized Gain Loss On Securities
UnrealizedGainLossOnSecurities
|
-3000000 | USD |
CY2011 | us-gaap |
Unrealized Gain Loss On Securities
UnrealizedGainLossOnSecurities
|
0 | USD |
CY2013Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
0 | USD |
CY2012Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
0 | USD |
CY2011 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions
|
2000000 | USD |
CY2011 | us-gaap |
Valuation Allowance Deferred Tax Asset Change In Amount
ValuationAllowanceDeferredTaxAssetChangeInAmount
|
-2000000 | USD |
CY2012Q4 | us-gaap |
Variable Interest Entity Consolidated Carrying Amount Assets And Liabilities Net
VariableInterestEntityConsolidatedCarryingAmountAssetsAndLiabilitiesNet
|
6000000 | USD |
CY2013Q4 | us-gaap |
Variable Interest Entity Consolidated Carrying Amount Assets And Liabilities Net
VariableInterestEntityConsolidatedCarryingAmountAssetsAndLiabilitiesNet
|
5000000 | USD |
CY2013 | us-gaap |
Variable Interest Entity Ownership Percentage
VariableInterestEntityOwnershipPercentage
|
0.01 | |
CY2011 | us-gaap |
Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
|
17000 | shares |
CY2013 | us-gaap |
Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
|
567000 | shares |
CY2012 | us-gaap |
Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
|
149000 | shares |
CY2012 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
75647000 | shares |
CY2011 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
75350000 | shares |
CY2013 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
77388000 | shares |
CY2011 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
75333000 | shares |
CY2013 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
76821000 | shares |
CY2012 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
75498000 | shares |
CY2013 | por |
A401 K Plan Company Contributions
A401KPlanCompanyContributions
|
16000000 | USD |
CY2012 | por |
A401 K Plan Company Contributions
A401KPlanCompanyContributions
|
16000000 | USD |
CY2011 | por |
A401 K Plan Company Contributions
A401KPlanCompanyContributions
|
16000000 | USD |
CY2011 | por |
Actual Refund Under Power Cost Adjustment Mechanism
ActualRefundUnderPowerCostAdjustmentMechanism
|
6000000 | USD |
CY2012 | por |
Actual Refund Under Power Cost Adjustment Mechanism
ActualRefundUnderPowerCostAdjustmentMechanism
|
0 | USD |
CY2013Q4 | por |
Approved Rate For Deferred Account Under Amortization Low End Of Range
ApprovedRateForDeferredAccountUnderAmortizationLowEndOfRange
|
0.0138 | |
CY2013Q4 | por |
Approved Rate For Deferred Accounts Under Amortization High End Of Range
ApprovedRateForDeferredAccountsUnderAmortizationHighEndOfRange
|
0.0224 | |
CY2013 | por |
Asset Retirement Obligation Increase Related To Boardman Plant
AssetRetirementObligationIncreaseRelatedToBoardmanPlant
|
7000000 | USD |
CY2012Q4 | por |
Asset Retirement Obligation Non Utility Property
AssetRetirementObligationNonUtilityProperty
|
13000000 | USD |
CY2013Q4 | por |
Asset Retirement Obligation Non Utility Property
AssetRetirementObligationNonUtilityProperty
|
10000000 | USD |
CY2013 | por |
Asset Retirement Obligation Rate Recovery Related To Trojan Plant
AssetRetirementObligationRateRecoveryRelatedToTrojanPlant
|
4000000 | USD |
CY2013Q4 | por |
Asset Retirement Obligation Utility Plant
AssetRetirementObligationUtilityPlant
|
49000000 | USD |
CY2012Q4 | por |
Asset Retirement Obligation Utility Plant
AssetRetirementObligationUtilityPlant
|
39000000 | USD |
CY2013 | por |
Asset Retirement Removal Costs Included In Depreciation Expense
AssetRetirementRemovalCostsIncludedInDepreciationExpense
|
55000000 | USD |
CY2011 | por |
Asset Retirement Removal Costs Included In Depreciation Expense
AssetRetirementRemovalCostsIncludedInDepreciationExpense
|
49000000 | USD |
CY2012 | por |
Asset Retirement Removal Costs Included In Depreciation Expense
AssetRetirementRemovalCostsIncludedInDepreciationExpense
|
55000000 | USD |
CY2013Q4 | por |
Authorized Cost Of Capital
AuthorizedCostOfCapital
|
0.08033 | |
CY2013 | por |
Contributiontohealthreimbursementaccountearnedtimeoff
Contributiontohealthreimbursementaccountearnedtimeoff
|
1.00 | |
CY2013Q4 | por |
Authorized Costof Debt
AuthorizedCostofDebt
|
0.06065 | |
CY2013 | por |
Businessdaysaftertheinvoicedate
Businessdaysaftertheinvoicedate
|
16 | |
CY2013 | por |
Civil Penalty Claim Per Day Per Violation After January122009
CivilPenaltyClaimPerDayPerViolationAfterJanuary122009
|
37500 | USD |
CY2013 | por |
Civil Penalty Claim Per Day Per Violation Through January122009
CivilPenaltyClaimPerDayPerViolationThroughJanuary122009
|
32500 | USD |
CY2013Q3 | por |
Claimsmovedtodismiss
Claimsmovedtodismiss
|
36 | claims |
CY2003Q4 | por |
Class Action Damages Sought
ClassActionDamagesSought
|
260000000 | USD |
CY2013Q4 | por |
Collateral Aggregate Fair Value
CollateralAggregateFairValue
|
181000000 | USD |
CY2013 | por |
Commercial Paper Maximum Term
CommercialPaperMaximumTerm
|
270 | |
CY2013Q4 | por |
Commodity Contract Asset Current Electricity
CommodityContractAssetCurrentElectricity
|
9000000 | USD |
CY2012Q4 | por |
Commodity Contract Asset Current Electricity
CommodityContractAssetCurrentElectricity
|
1000000 | USD |
CY2013Q4 | por |
Commodity Contract Asset Current Natural Gas
CommodityContractAssetCurrentNaturalGas
|
4000000 | USD |
CY2012Q4 | por |
Commodity Contract Asset Current Natural Gas
CommodityContractAssetCurrentNaturalGas
|
3000000 | USD |
CY2012Q4 | por |
Commodity Contract Asset Electricity
CommodityContractAssetElectricity
|
1000000 | USD |
CY2013Q4 | por |
Commodity Contract Asset Electricity
CommodityContractAssetElectricity
|
10000000 | USD |
CY2012Q4 | por |
Commodity Contract Asset Natural Gas
CommodityContractAssetNaturalGas
|
5000000 | USD |
CY2013Q4 | por |
Commodity Contract Asset Natural Gas
CommodityContractAssetNaturalGas
|
4000000 | USD |
CY2013Q4 | por |
Commodity Contract Asset Noncurrent Electricity
CommodityContractAssetNoncurrentElectricity
|
1000000 | USD |
CY2012Q4 | por |
Commodity Contract Asset Noncurrent Electricity
CommodityContractAssetNoncurrentElectricity
|
0 | USD |
CY2012Q4 | por |
Commodity Contract Asset Noncurrent Natural Gas
CommodityContractAssetNoncurrentNaturalGas
|
2000000 | USD |
CY2013Q4 | por |
Commodity Contract Asset Noncurrent Natural Gas
CommodityContractAssetNoncurrentNaturalGas
|
0 | USD |
CY2012Q4 | por |
Commodity Contract Liabilities Electricity
CommodityContractLiabilitiesElectricity
|
82000000 | USD |
CY2013Q4 | por |
Commodity Contract Liabilities Electricity
CommodityContractLiabilitiesElectricity
|
127000000 | USD |
CY2012Q4 | por |
Commodity Contract Liabilities Natural Gas
CommodityContractLiabilitiesNaturalGas
|
118000000 | USD |
CY2013Q4 | por |
Commodity Contract Liabilities Natural Gas
CommodityContractLiabilitiesNaturalGas
|
63000000 | USD |
CY2013Q4 | por |
Commodity Contract Liability Current Electricity
CommodityContractLiabilityCurrentElectricity
|
20000000 | USD |
CY2012Q4 | por |
Commodity Contract Liability Current Electricity
CommodityContractLiabilityCurrentElectricity
|
44000000 | USD |
CY2013Q4 | por |
Commodity Contract Liability Current Natural Gas
CommodityContractLiabilityCurrentNaturalGas
|
29000000 | USD |
CY2012Q4 | por |
Commodity Contract Liability Current Natural Gas
CommodityContractLiabilityCurrentNaturalGas
|
83000000 | USD |
CY2012Q4 | por |
Commodity Contract Liability Noncurrent Electricity
CommodityContractLiabilityNoncurrentElectricity
|
38000000 | USD |
CY2013Q4 | por |
Commodity Contract Liability Noncurrent Electricity
CommodityContractLiabilityNoncurrentElectricity
|
107000000 | USD |
CY2013Q4 | por |
Commodity Contract Liability Noncurrent Natural Gas
CommodityContractLiabilityNoncurrentNaturalGas
|
34000000 | USD |
CY2012Q4 | por |
Commodity Contract Liability Noncurrent Natural Gas
CommodityContractLiabilityNoncurrentNaturalGas
|
35000000 | USD |
CY2013 | por |
Company Contribution Percent To401 K For Bargaining Employees
CompanyContributionPercentTo401KForBargainingEmployees
|
0.01 | |
CY2013 | por |
Company Contribution Percentage To401 K For Post2008 Hires
CompanyContributionPercentageTo401KForPost2008Hires
|
0.05 | |
CY2013 | por |
Company Match Post2008 Hire
CompanyMatchPost2008Hire
|
0.05 | |
CY2013 | por |
Company Match Pre2009 Hire
CompanyMatchPre2009Hire
|
0.06 | |
CY2013Q4 | por |
Concentration Of Risk Derivative Instruments Assets
ConcentrationOfRiskDerivativeInstrumentsAssets
|
0.67 | |
CY2012Q4 | por |
Concentration Of Risk Derivative Instruments Assets
ConcentrationOfRiskDerivativeInstrumentsAssets
|
0.55 | |
CY2012Q4 | por |
Concentration Of Risk Derivative Instruments Liabilities
ConcentrationOfRiskDerivativeInstrumentsLiabilities
|
0.48 | |
CY2013Q4 | por |
Concentration Of Risk Derivative Instruments Liabilities
ConcentrationOfRiskDerivativeInstrumentsLiabilities
|
0.67 | |
CY2012 | por |
Contribution To Voluntary Employees Beneficiary Association Trust
ContributionToVoluntaryEmployeesBeneficiaryAssociationTrust
|
2000000 | USD |
CY2013 | por |
Contribution To Voluntary Employees Beneficiary Association Trust
ContributionToVoluntaryEmployeesBeneficiaryAssociationTrust
|
3000000 | USD |
CY2011 | por |
Contribution To Voluntary Employees Beneficiary Association Trust
ContributionToVoluntaryEmployeesBeneficiaryAssociationTrust
|
16000000 | USD |
CY2013 | por |
Contributiontohealthreimbursementaccountsicktime
Contributiontohealthreimbursementaccountsicktime
|
0.58 | |
CY2011 | por |
Contributiontonucleardecommissioningtrust
Contributiontonucleardecommissioningtrust
|
0 | USD |
CY2012 | por |
Contributiontonucleardecommissioningtrust
Contributiontonucleardecommissioningtrust
|
0 | USD |
CY2013 | por |
Contributiontonucleardecommissioningtrust
Contributiontonucleardecommissioningtrust
|
44000000 | USD |
CY2012Q4 | por |
Corporate Debt Securities Held In Decommissioning Trust Assets
CorporateDebtSecuritiesHeldInDecommissioningTrustAssets
|
8000000 | USD |
CY2013Q4 | por |
Corporate Debt Securities Held In Decommissioning Trust Assets
CorporateDebtSecuritiesHeldInDecommissioningTrustAssets
|
9000000 | USD |
CY2013Q4 | por |
Counterparty A
CounterpartyA
|
0.53 | |
CY2012Q4 | por |
Counterparty A
CounterpartyA
|
0.00 | |
CY2012Q4 | por |
Counterparty B
CounterpartyB
|
0.21 | |
CY2013Q4 | por |
Counterparty B
CounterpartyB
|
0.05 | |
CY2013Q4 | por |
Counterparty C
CounterpartyC
|
0.05 | |
CY2012Q4 | por |
Counterparty C
CounterpartyC
|
0.11 | |
CY2013Q4 | por |
Counterparty D
CounterpartyD
|
0.04 | |
CY2012Q4 | por |
Counterparty D
CounterpartyD
|
0.13 | |
CY2013Q4 | por |
Counterparty E
CounterpartyE
|
0.00 | |
CY2012Q4 | por |
Counterparty E
CounterpartyE
|
0.10 | |
CY2012Q4 | por |
Counterparty F
CounterpartyF
|
0.00 | |
CY2013Q4 | por |
Counterparty F
CounterpartyF
|
0.43 | |
CY2013Q4 | por |
Counterparty For Prm Liabs
CounterpartyForPrmLiabs
|
0.02 | |
CY2012Q4 | por |
Counterparty For Prm Liabs
CounterpartyForPrmLiabs
|
0.14 | |
CY2013Q4 | por |
Counterparty G Prm Liabilities
CounterpartyGPrmLiabilities
|
0.11 | |
CY2012Q4 | por |
Counterparty G Prm Liabilities
CounterpartyGPrmLiabilities
|
0.00 | |
CY2012Q4 | por |
Counterparty H For Prm Liabs
CounterpartyHForPrmLiabs
|
0.24 | |
CY2013Q4 | por |
Counterparty H For Prm Liabs
CounterpartyHForPrmLiabs
|
0.06 | |
CY2013Q4 | por |
Counterparty I For Prm Liabs
CounterpartyIForPrmLiabs
|
0.05 | |
CY2012Q4 | por |
Counterparty I For Prm Liabs
CounterpartyIForPrmLiabs
|
0.10 | |
CY2013Q4 | por |
Credit Facilities300 Million Revolver
CreditFacilities300MillionRevolver
|
300000000 | USD |
CY2013Q4 | por |
Credit Facilities370 Million Revolver
CreditFacilities370MillionRevolver
|
400000000 | USD |
CY2013Q4 | por |
Current Derivative Assets
CurrentDerivativeAssets
|
13000000 | USD |
CY2012Q4 | por |
Current Derivative Assets
CurrentDerivativeAssets
|
4000000 | USD |
CY2012Q4 | por |
Current Derivative Liabilities
CurrentDerivativeLiabilities
|
127000000 | USD |
CY2013Q4 | por |
Current Derivative Liabilities
CurrentDerivativeLiabilities
|
49000000 | USD |
CY2013 | por |
Damages Sought In Usdoe Claim
DamagesSoughtInUsdoeClaim
|
112000000 | USD |
CY2013Q4 | por |
Damages Sought In Usdoe Claim
DamagesSoughtInUsdoeClaim
|
9000000 | USD |
CY2013 | por |
Daysaftertheduedate
Daysaftertheduedate
|
45 | |
CY2012Q4 | por |
Debt Securities Domestic Government
DebtSecuritiesDomesticGovernment
|
2000000 | USD |
CY2013Q4 | por |
Debt Securities Domestic Government
DebtSecuritiesDomesticGovernment
|
1000000 | USD |
CY2013Q4 | por |
Debt Securities Domestic Government Other Postretirement Benefit Plan Assets
DebtSecuritiesDomesticGovernmentOtherPostretirementBenefitPlanAssets
|
3000000 | USD |
CY2012Q4 | por |
Debt Securities Domestic Government Other Postretirement Benefit Plan Assets
DebtSecuritiesDomesticGovernmentOtherPostretirementBenefitPlanAssets
|
3000000 | USD |
CY2013 | por |
Decoupling Mechanism Deferrals Net
DecouplingMechanismDeferralsNet
|
-6000000 | USD |
CY2011 | por |
Decoupling Mechanism Deferrals Net
DecouplingMechanismDeferralsNet
|
3000000 | USD |
CY2012 | por |
Decoupling Mechanism Deferrals Net
DecouplingMechanismDeferralsNet
|
2000000 | USD |
CY2011 | por |
Deferred Income Tax Expense Footnote
DeferredIncomeTaxExpenseFootnote
|
56000000 | USD |
CY2013 | por |
Deferred Income Tax Expense Footnote
DeferredIncomeTaxExpenseFootnote
|
11000000 | USD |
CY2012 | por |
Deferred Income Tax Expense Footnote
DeferredIncomeTaxExpenseFootnote
|
47000000 | USD |
CY2012Q4 | por |
Deferred Tax Assets Price Risk Management
DeferredTaxAssetsPriceRiskManagement
|
77000000 | USD |
CY2013Q4 | por |
Deferred Tax Assets Price Risk Management
DeferredTaxAssetsPriceRiskManagement
|
71000000 | USD |
CY2012Q4 | por |
Deferred Tax Assets Tax Credits Net Of Valuation Allowance
DeferredTaxAssetsTaxCreditsNetOfValuationAllowance
|
55000000 | USD |
CY2013Q4 | por |
Deferred Tax Assets Tax Credits Net Of Valuation Allowance
DeferredTaxAssetsTaxCreditsNetOfValuationAllowance
|
51000000 | USD |
CY2011 | por |
Defined Benefit Plan Current Annual Rate Of Health Care Cost Increase
DefinedBenefitPlanCurrentAnnualRateOfHealthCareCostIncrease
|
0.08 | |
CY2013 | por |
Defined Benefit Plan Current Annual Rate Of Health Care Cost Increase
DefinedBenefitPlanCurrentAnnualRateOfHealthCareCostIncrease
|
0.075 | |
CY2012 | por |
Defined Benefit Plan Current Annual Rate Of Health Care Cost Increase
DefinedBenefitPlanCurrentAnnualRateOfHealthCareCostIncrease
|
0.08 | |
CY2013 | por |
Defined Benefit Plan Purchases And Sales Net
DefinedBenefitPlanPurchasesAndSalesNet
|
-3000000 | USD |
CY2011 | por |
Depreciation Expense Rate
DepreciationExpenseRate
|
0.037 | |
CY2013 | por |
Depreciation Expense Rate
DepreciationExpenseRate
|
0.037 | |
CY2012 | por |
Depreciation Expense Rate
DepreciationExpenseRate
|
0.038 | |
CY2012Q4 | por |
Derivative Assets Total
DerivativeAssetsTotal
|
6000000 | USD |
CY2013Q4 | por |
Derivative Assets Total
DerivativeAssetsTotal
|
14000000 | USD |
CY2013Q4 | por |
Derivative Collateral Master Netting Arrangements Letters Of Credit
DerivativeCollateralMasterNettingArrangementsLettersOfCredit
|
7000000 | USD |
CY2012Q4 | por |
Derivative Collateral Master Netting Arrangements Letters Of Credit
DerivativeCollateralMasterNettingArrangementsLettersOfCredit
|
18000000 | USD |
CY2013Q4 | por |
Derivative Liabilities Total
DerivativeLiabilitiesTotal
|
190000000 | USD |
CY2012Q4 | por |
Derivative Liabilities Total
DerivativeLiabilitiesTotal
|
200000000 | USD |
CY2013Q4 | por |
Dividend Reinvestment And Direct Stock Purchase Plan Number Of Available Shares
DividendReinvestmentAndDirectStockPurchasePlanNumberOfAvailableShares
|
2485055 | shares |
CY2013 | por |
Dividend Reinvestment And Direct Stock Purchase Plan Shares
DividendReinvestmentAndDirectStockPurchasePlanShares
|
2500000 | shares |
CY2012Q4 | por |
Domestic Equity Securities
DomesticEquitySecurities
|
4000000 | USD |
CY2013Q4 | por |
Domestic Equity Securities
DomesticEquitySecurities
|
7000000 | USD |
CY2012Q4 | por |
Domestic Equity Securities Defined Benefit Pension Plan Assets
DomesticEquitySecuritiesDefinedBenefitPensionPlanAssets
|
165000000 | USD |
CY2013Q4 | por |
Domestic Equity Securities Defined Benefit Pension Plan Assets
DomesticEquitySecuritiesDefinedBenefitPensionPlanAssets
|
185000000 | USD |
CY2012Q4 | por |
Domestic Equity Securities Other Postretirement Benefit Plan Assets At Fair Value
DomesticEquitySecuritiesOtherPostretirementBenefitPlanAssetsAtFairValue
|
9000000 | USD |
CY2013Q4 | por |
Domestic Equity Securities Other Postretirement Benefit Plan Assets At Fair Value
DomesticEquitySecuritiesOtherPostretirementBenefitPlanAssetsAtFairValue
|
10000000 | USD |
CY2012Q4 | por |
Domestic Government And Corporate Credit Defined Benefit Pension Plan Assets
DomesticGovernmentAndCorporateCreditDefinedBenefitPensionPlanAssets
|
165000000 | USD |
CY2013Q4 | por |
Domestic Government And Corporate Credit Defined Benefit Pension Plan Assets
DomesticGovernmentAndCorporateCreditDefinedBenefitPensionPlanAssets
|
181000000 | USD |
CY2013 | por |
Employee Stock Purchase Plan Base Pay Threshold
EmployeeStockPurchasePlanBasePayThreshold
|
0.10 | |
CY2013Q4 | por |
Employee Stock Purchase Plan Number Of Available Shares
EmployeeStockPurchasePlanNumberOfAvailableShares
|
451506 | shares |
CY2013 | por |
Employee Stock Purchase Plan Purchase Price
EmployeeStockPurchasePlanPurchasePrice
|
0.95 | |
CY2013 | por |
Employee Stock Purchase Plan Purchased Stock Value Limitation
EmployeeStockPurchasePlanPurchasedStockValueLimitation
|
25000 | USD |
CY2013 | por |
Employee Stock Purchase Plan Share Purchase Limitation
EmployeeStockPurchasePlanSharePurchaseLimitation
|
1500 | shares |
CY2013Q4 | por |
Employee Stock Purchase Plan Shares Authorized
EmployeeStockPurchasePlanSharesAuthorized
|
625000 | shares |
CY2013Q3 | por |
Equity Forward Sale Agreement Settlement Threshold
EquityForwardSaleAgreementSettlementThreshold
|
10400000 | shares |
CY2013Q3 | por |
Equityforwardsaleagreementfuturesettlementamount
Equityforwardsaleagreementfuturesettlementamount
|
288000000 | USD |
CY2013 | por |
Estimated Average Service Life Hydro Production Plant
EstimatedAverageServiceLifeHydroProductionPlant
|
87 | |
CY2013 | por |
Estimated Average Service Life Wind Production Plant
EstimatedAverageServiceLifeWindProductionPlant
|
27 | |
CY2013 | por |
Estimated Average Service Lives Distribution Plant
EstimatedAverageServiceLivesDistributionPlant
|
40 | |
CY2013 | por |
Estimated Average Service Lives General Plant
EstimatedAverageServiceLivesGeneralPlant
|
13 | |
CY1993Q4 | por |
Investment In Trojan
InvestmentInTrojan
|
0.87 | |
CY2013 | por |
Estimated Average Service Lives Transmission Plant
EstimatedAverageServiceLivesTransmissionPlant
|
53 | |
CY2012 | por |
Estimated Refund Under Power Cost Adjustment Mechanism
EstimatedRefundUnderPowerCostAdjustmentMechanism
|
0 | USD |
CY2011 | por |
Estimated Refund Under Power Cost Adjustment Mechanism
EstimatedRefundUnderPowerCostAdjustmentMechanism
|
10000000 | USD |
CY2013 | por |
Estimated Refund Under Power Cost Adjustment Mechanism
EstimatedRefundUnderPowerCostAdjustmentMechanism
|
0 | USD |
CY2013 | por |
Estimated Remaining Useful Life Of Facility Acquired
EstimatedRemainingUsefulLifeOfFacilityAcquired
|
0.75 | |
CY2012 | por |
Expensesrelatedto Cascade Crossing
ExpensesrelatedtoCascadeCrossing
|
0 | USD |
CY2013 | por |
Expensesrelatedto Cascade Crossing
ExpensesrelatedtoCascadeCrossing
|
52000000 | USD |
CY2011 | por |
Expensesrelatedto Cascade Crossing
ExpensesrelatedtoCascadeCrossing
|
0 | USD |
CY2012Q4 | por |
Fair Value Money Market Funds
FairValueMoneyMarketFunds
|
2000000 | USD |
CY2012Q4 | por |
Fair Value Of Money Market Funds Other Post Retirement Benefit Plan Assets At Fair Value
FairValueOfMoneyMarketFundsOtherPostRetirementBenefitPlanAssetsAtFairValue
|
8000000 | USD |
CY2013Q4 | por |
Fair Value Of Money Market Funds Other Post Retirement Benefit Plan Assets At Fair Value
FairValueOfMoneyMarketFundsOtherPostRetirementBenefitPlanAssetsAtFairValue
|
10000000 | USD |
CY2013 | por |
Ferc Authorized Short Term Debt Effective Through February62014
FercAuthorizedShortTermDebtEffectiveThroughFebruary62014
|
900000000 | USD |
CY2013Q4 | por |
First Mortgage Bonds Maximum Rate
FirstMortgageBondsMaximumRate
|
0.0931 | |
CY2012Q4 | por |
First Mortgage Bonds Maximum Rate
FirstMortgageBondsMaximumRate
|
0.0931 | |
CY2012Q4 | por |
First Mortgage Bonds Minimum Rate
FirstMortgageBondsMinimumRate
|
0.0346 | |
CY2013Q4 | por |
First Mortgage Bonds Minimum Rate
FirstMortgageBondsMinimumRate
|
0.0346 | |
CY2011 | por |
Franchise Taxes
FranchiseTaxes
|
41000000 | USD |
CY2013 | por |
Franchise Taxes
FranchiseTaxes
|
41000000 | USD |
CY2012 | por |
Franchise Taxes
FranchiseTaxes
|
42000000 | USD |
CY2013Q4 | por |
Incorporated Cities
IncorporatedCities
|
52 | |
CY1985Q4 | por |
Interestin Pacific Northwest Intertie
InterestinPacificNorthwestIntertie
|
0.10714 | |
CY2012Q4 | por |
International Equity Securities
InternationalEquitySecurities
|
1000000 | USD |
CY2013Q4 | por |
International Equity Securities
InternationalEquitySecurities
|
1000000 | USD |
CY2012Q4 | por |
International Equity Securities Defined Benefit Pension Plan Assets
InternationalEquitySecuritiesDefinedBenefitPensionPlanAssets
|
166000000 | USD |
CY2013Q4 | por |
International Equity Securities Defined Benefit Pension Plan Assets
InternationalEquitySecuritiesDefinedBenefitPensionPlanAssets
|
185000000 | USD |
CY2012Q4 | por |
International Equity Securities Other Post Retirement Assets At Fair Value
InternationalEquitySecuritiesOtherPostRetirementAssetsAtFairValue
|
8000000 | USD |
CY2013Q4 | por |
International Equity Securities Other Post Retirement Assets At Fair Value
InternationalEquitySecuritiesOtherPostRetirementAssetsAtFairValue
|
9000000 | USD |
CY2013Q4 | por |
Jointly Owned Plant Boardman Plant In Service Year
JointlyOwnedPlantBoardmanPlantInServiceYear
|
1980 | |
CY2013Q4 | por |
Jointly Owned Plant Colstrip Plant In Service Year
JointlyOwnedPlantColstripPlantInServiceYear
|
1986 | |
CY2013Q4 | por |
Jointly Owned Plant Pelton In Service Year
JointlyOwnedPlantPeltonInServiceYear
|
1958 | |
CY2013Q4 | por |
Jointly Owned Plant Round Butte In Service Year
JointlyOwnedPlantRoundButteInServiceYear
|
1964 | |
CY2013Q4 | por |
Jointly Owned Utility Plant Gross Ownership Amount Of Boardman Plant In Service
JointlyOwnedUtilityPlantGrossOwnershipAmountOfBoardmanPlantInService
|
506000000 | USD |
CY2013Q4 | por |
Jointly Owned Utility Plant Gross Ownership Amount Of Colstrip Plant In Service
JointlyOwnedUtilityPlantGrossOwnershipAmountOfColstripPlantInService
|
515000000 | USD |
CY2013Q4 | por |
Jointly Owned Utility Plant Gross Ownership Amount Of Peltonround Butte Plant In Service
JointlyOwnedUtilityPlantGrossOwnershipAmountOfPeltonroundButtePlantInService
|
222000000 | USD |
CY2013Q4 | por |
Jointly Owned Utility Plant Ownership Amount Of Boardman Plant Accumulated Depreciation
JointlyOwnedUtilityPlantOwnershipAmountOfBoardmanPlantAccumulatedDepreciation
|
326000000 | USD |
CY2013Q4 | por |
Jointly Owned Utility Plant Ownership Amount Of Colstrip Plant Accumulated Depreciation
JointlyOwnedUtilityPlantOwnershipAmountOfColstripPlantAccumulatedDepreciation
|
332000000 | USD |
CY2013Q4 | por |
Jointly Owned Utility Plant Ownership Amount Of Construction Work In Progress Boardman
JointlyOwnedUtilityPlantOwnershipAmountOfConstructionWorkInProgressBoardman
|
1000000 | USD |
CY2013Q4 | por |
Jointly Owned Utility Plant Ownership Amount Of Construction Work In Progress Colstrip
JointlyOwnedUtilityPlantOwnershipAmountOfConstructionWorkInProgressColstrip
|
3000000 | USD |
CY2013Q4 | por |
Jointly Owned Utility Plant Ownership Amount Of Construction Work In Progress Peltonround Butte
JointlyOwnedUtilityPlantOwnershipAmountOfConstructionWorkInProgressPeltonroundButte
|
15000000 | USD |
CY2013Q4 | por |
Jointly Owned Utility Plant Ownership Amount Of Peltonround Butte Plant Accumulated Depreciation
JointlyOwnedUtilityPlantOwnershipAmountOfPeltonroundButtePlantAccumulatedDepreciation
|
52000000 | USD |
CY2013Q3 | por |
Jointly Owned Utility Plant Proportionate Ownership Share Of Boardman
JointlyOwnedUtilityPlantProportionateOwnershipShareOfBoardman
|
0.65 | |
CY2013Q4 | por |
Jointly Owned Utility Plant Proportionate Ownership Share Of Boardman
JointlyOwnedUtilityPlantProportionateOwnershipShareOfBoardman
|
0.8000 | |
CY2013Q4 | por |
Jointly Owned Utility Plant Proportionate Ownership Share Of Colstrip
JointlyOwnedUtilityPlantProportionateOwnershipShareOfColstrip
|
0.2000 | |
CY2013Q4 | por |
Jointly Owned Utility Plant Proportionate Ownership Share Of Peltonround Butte
JointlyOwnedUtilityPlantProportionateOwnershipShareOfPeltonroundButte
|
0.6667 | |
CY2013Q4 | por |
Jointly Owned Utility Plant Proportionate Ownership Shareof Boardmantransferred
JointlyOwnedUtilityPlantProportionateOwnershipShareofBoardmantransferred
|
0.15 | |
CY1985Q4 | por |
Jointly Owned Utility Plant Proportionate Ownership Shareof Boardmantransferred
JointlyOwnedUtilityPlantProportionateOwnershipShareofBoardmantransferred
|
0.15 | |
CY2013Q4 | por |
Letterofcreditfacility
Letterofcreditfacility
|
30000000 | USD |
CY2013Q4 | por |
Letterofcreditfacilityamountavailable
Letterofcreditfacilityamountavailable
|
23000000 | USD |
CY2013 | por |
Level3 Realized And Unrealized Losses Offset By Effect Of Regulatory Accounting
Level3RealizedAndUnrealizedLossesOffsetByEffectOfRegulatoryAccounting
|
133000000 | USD |
CY2012 | por |
Level3 Realized And Unrealized Losses Offset By Effect Of Regulatory Accounting
Level3RealizedAndUnrealizedLossesOffsetByEffectOfRegulatoryAccounting
|
14000000 | USD |
CY2013 | por |
Line Of Credit Facitlity Covenant Terms One Month Term
LineOfCreditFacitlityCovenantTermsOneMonthTerm
|
one | |
CY2013 | por |
Line Of Credit Facitlity Covenant Terms Six Month Term
LineOfCreditFacitlityCovenantTermsSixMonthTerm
|
six | |
CY2013 | por |
Line Of Credit Facitlity Covenant Terms Three Month Term
LineOfCreditFacitlityCovenantTermsThreeMonthTerm
|
three | |
CY2013 | por |
Line Of Credit Facitlity Covenant Terms Two Month Term
LineOfCreditFacitlityCovenantTermsTwoMonthTerm
|
two | |
CY2012Q4 | por |
Long Term Debt First Mortgage Bonds
LongTermDebtFirstMortgageBonds
|
1515000000 | USD |
CY2013Q4 | por |
Long Term Debt First Mortgage Bonds
LongTermDebtFirstMortgageBonds
|
1795000000 | USD |
CY2013Q4 | por |
Long Term Pollution Control Bond Rate
LongTermPollutionControlBondRate
|
0.05 | |
CY2013Q4 | por |
Low Estimate Of Range Of Cost Of Portland Harbor Cleanup In Total
LowEstimateOfRangeOfCostOfPortlandHarborCleanupInTotal
|
169000000 | USD |
CY2013 | por |
Maximum Percentage Of Output Possibley Allocated
MaximumPercentageOfOutputPossibleyAllocated
|
0.25 | |
CY2012Q4 | por |
Money Market Funds Defined Benefit Pension Plan Assets
MoneyMarketFundsDefinedBenefitPensionPlanAssets
|
1000000 | USD |
CY2013 | por |
Net Actuarial Loss Portion Of Amortization From Aocl For Non Qualified Benefits
NetActuarialLossPortionOfAmortizationFromAoclForNonQualifiedBenefits
|
1000000 | USD |
CY2013 | por |
Net Actuarial Loss Portion Of Amortization From Aocl For Pension Benefits
NetActuarialLossPortionOfAmortizationFromAoclForPensionBenefits
|
17000000 | USD |
CY2013 | por |
Net Actuarial Loss Portion Of Amortiztion Of Aocl For Other Postretirement Benefits
NetActuarialLossPortionOfAmortiztionOfAoclForOtherPostretirementBenefits
|
1000000 | USD |
CY2011 | por |
Net Gain Or Loss Recognized In Statement Of Income Offset By Regulatory Accounting
NetGainOrLossRecognizedInStatementOfIncomeOffsetByRegulatoryAccounting
|
192000000 | USD |
CY2013 | por |
Net Gain Or Loss Recognized In Statement Of Income Offset By Regulatory Accounting
NetGainOrLossRecognizedInStatementOfIncomeOffsetByRegulatoryAccounting
|
120000000 | USD |
CY2012 | por |
Net Gain Or Loss Recognized In Statement Of Income Offset By Regulatory Accounting
NetGainOrLossRecognizedInStatementOfIncomeOffsetByRegulatoryAccounting
|
42000000 | USD |
CY2011Q4 | por |
Net Liabilities From Price Risk Management Activities Classified As Level3
NetLiabilitiesFromPriceRiskManagementActivitiesClassifiedAsLevel3
|
79000000 | USD |
CY2012Q4 | por |
Net Liabilities From Price Risk Management Activities Classified As Level3
NetLiabilitiesFromPriceRiskManagementActivitiesClassifiedAsLevel3
|
16000000 | USD |
CY2013Q4 | por |
Net Liabilities From Price Risk Management Activities Classified As Level3
NetLiabilitiesFromPriceRiskManagementActivitiesClassifiedAsLevel3
|
139000000 | USD |
CY2013 | por |
Net Realized Losses
NetRealizedLosses
|
1000000 | USD |
CY2012 | por |
Net Realized Losses
NetRealizedLosses
|
1000000 | USD |
CY2013 | por |
Net Taxes On Change In Compensation Retirement Benefits Liability And Amortization
NetTaxesOnChangeInCompensationRetirementBenefitsLiabilityAndAmortization
|
-1000000 | USD |
CY2011 | por |
Net Taxes On Change In Compensation Retirement Benefits Liability And Amortization
NetTaxesOnChangeInCompensationRetirementBenefitsLiabilityAndAmortization
|
1000000 | USD |
CY2011 | por |
Net Variable Power Cost Underrun
NetVariablePowerCostUnderrun
|
34000000 | USD |
CY2012 | por |
Net Variable Power Cost Underrun
NetVariablePowerCostUnderrun
|
17000000 | USD |
CY2013Q4 | por |
Netsharesettlement
Netsharesettlement
|
876318 | shares |
CY2013 | por |
Netvariablepowercostoverrun
Netvariablepowercostoverrun
|
11000000 | USD |
CY2013Q4 | por |
Noncurrent Derivative Liabilities
NoncurrentDerivativeLiabilities
|
141000000 | USD |
CY2012Q4 | por |
Noncurrent Derivative Liabilities
NoncurrentDerivativeLiabilities
|
73000000 | USD |
CY2013Q4 | por |
Number Of Retail Customers
NumberOfRetailCustomers
|
836070 | shares |
CY2013Q4 | por |
Number Of Union Employees
NumberOfUnionEmployees
|
795 | shares |
CY2013Q4 | por |
Number Of Union Employees Subject To Agreement A
NumberOfUnionEmployeesSubjectToAgreementA
|
760 | shares |
CY2013Q4 | por |
Number Of Union Employees Subject To Agreement B
NumberOfUnionEmployeesSubjectToAgreementB
|
35 | shares |
CY2013 | por |
Numberof Years
NumberofYears
|
3 | |
CY2012Q4 | por |
Other Current Liabilities Other
OtherCurrentLiabilitiesOther
|
56000000 | USD |
CY2013Q4 | por |
Other Current Liabilities Other
OtherCurrentLiabilitiesOther
|
58000000 | USD |
CY2012Q4 | por |
Other Post Retirement Benefit Plan Assets Total
OtherPostRetirementBenefitPlanAssetsTotal
|
28000000 | USD |
CY2013Q4 | por |
Other Post Retirement Benefit Plan Assets Total
OtherPostRetirementBenefitPlanAssetsTotal
|
32000000 | USD |
CY2013Q4 | por |
Otherpostretirementdefinedbenefitplanliabilitycurrent
Otherpostretirementdefinedbenefitplanliabilitycurrent
|
2000000 | USD |
CY2012Q4 | por |
Otherpostretirementdefinedbenefitplanliabilitycurrent
Otherpostretirementdefinedbenefitplanliabilitycurrent
|
2000000 | USD |
CY2013Q4 | por |
Pg Eshareofclaimsought
PGEshareofclaimsought
|
6000000 | USD |
CY2013Q4 | por |
Percent Of States Population
PercentOfStatesPopulation
|
0.44 | |
CY2013 | por |
Performancebasedstockawardpercentagemaximum
Performancebasedstockawardpercentagemaximum
|
1.50 | |
CY2013 | por |
Performancebasedstockawardpercentageminimum
Performancebasedstockawardpercentageminimum
|
0 | |
CY2013 | por |
Pollution Control Bonds Retired
PollutionControlBondsRetired
|
6000000 | USD |
CY2012Q4 | por |
Pollution Control Revenue Bonds Owned By Pge
PollutionControlRevenueBondsOwnedByPge
|
21000000 | USD |
CY2013Q4 | por |
Pollution Control Revenue Bonds Owned By Pge
PollutionControlRevenueBondsOwnedByPge
|
27000000 | USD |
CY2013 | por |
Potential Income Tax Liability
PotentialIncomeTaxLiability
|
7000000 | USD |
CY2012 | por |
Potential Refund Under Pcam
PotentialRefundUnderPcam
|
17000000 | USD |
CY2013 | por |
Power Cost Deadband Lower Threshold
PowerCostDeadbandLowerThreshold
|
15000000 | USD |
CY2013 | por |
Power Cost Deadband Upper Threshold
PowerCostDeadbandUpperThreshold
|
30000000 | USD |
CY2011 | por |
Preliminary Engineering Transferred To Construction Work In Progress
PreliminaryEngineeringTransferredToConstructionWorkInProgress
|
7000000 | USD |
CY2012 | por |
Preliminary Engineering Transferred To Construction Work In Progress
PreliminaryEngineeringTransferredToConstructionWorkInProgress
|
0 | USD |
CY2013 | por |
Preliminary Engineering Transferred To Construction Work In Progress
PreliminaryEngineeringTransferredToConstructionWorkInProgress
|
9000000 | USD |
CY2012 | por |
Premium Paid On Repayment Of Long Term Debt
PremiumPaidOnRepaymentOfLongTermDebt
|
0 | USD |
CY2011 | por |
Premium Paid On Repayment Of Long Term Debt
PremiumPaidOnRepaymentOfLongTermDebt
|
7000000 | USD |
CY2013 | por |
Premium Paid On Repayment Of Long Term Debt
PremiumPaidOnRepaymentOfLongTermDebt
|
0 | USD |
CY2013 | por |
Prior Service Cost Portion Of Amortization Of Aocl For Other Postretirement Benefits
PriorServiceCostPortionOfAmortizationOfAoclForOtherPostretirementBenefits
|
1000000 | USD |
CY2012Q4 | por |
Private Equity Funds
PrivateEquityFunds
|
32000000 | USD |
CY2013Q4 | por |
Private Equity Funds
PrivateEquityFunds
|
31000000 | USD |
CY2013 | por |
Projectsaddedtoplaintiffssuit
Projectsaddedtoplaintiffssuit
|
2 | claims |
CY2013Q4 | por |
Projectsencompassedbysuit
Projectsencompassedbysuit
|
40 | claims |
CY2012Q4 | por |
Public Utilities Property Plant And Equipment General
PublicUtilitiesPropertyPlantAndEquipmentGeneral
|
327000000 | USD |
CY2013Q4 | por |
Public Utilities Property Plant And Equipment General
PublicUtilitiesPropertyPlantAndEquipmentGeneral
|
381000000 | USD |
CY2012Q4 | por |
Public Utilities Property Plant And Equipment Intangible
PublicUtilitiesPropertyPlantAndEquipmentIntangible
|
357000000 | USD |
CY2013Q4 | por |
Public Utilities Property Plant And Equipment Intangible
PublicUtilitiesPropertyPlantAndEquipmentIntangible
|
386000000 | USD |
CY2012 | por |
Realized And Unrealized Gains And Losses Net Commodity Contract
RealizedAndUnrealizedGainsAndLossesNetCommodityContract
|
15000000 | USD |
CY2013 | por |
Realized And Unrealized Gains And Losses Net Commodity Contract
RealizedAndUnrealizedGainsAndLossesNetCommodityContract
|
134000000 | USD |
CY2013 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Electricity
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsElectricity
|
78000000 | USD |
CY2011 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Electricity
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsElectricity
|
117000000 | USD |
CY2012 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Electricity
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsElectricity
|
56000000 | USD |
CY2011 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Foreign Currency
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsForeignCurrency
|
0 | USD |
CY2012 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Foreign Currency
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsForeignCurrency
|
0 | USD |
CY2013 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Foreign Currency
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsForeignCurrency
|
1000000 | USD |
CY2011 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Natural Gas
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsNaturalGas
|
98000000 | USD |
CY2013 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Natural Gas
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsNaturalGas
|
28000000 | USD |
CY2012 | por |
Realized And Unrealized Gains And Losses Net Commodity Contracts Natural Gas
RealizedAndUnrealizedGainsAndLossesNetCommodityContractsNaturalGas
|
19000000 | USD |
CY2008Q3 | por |
Refund To Customers For Trojan Investment Including Interest
RefundToCustomersForTrojanInvestmentIncludingInterest
|
33100000 | USD |
CY2000Q3 | por |
Regulatory Asset Related To Trojan
RegulatoryAssetRelatedToTrojan
|
5000000 | USD |
CY2013Q4 | por |
Regulatory Assets Earning Rate Of Return At Approved Rate
RegulatoryAssetsEarningRateOfReturnAtApprovedRate
|
9000000 | USD |
CY2013Q4 | por |
Regulatory Assets Earning Rate Of Return At Cost Of Capital
RegulatoryAssetsEarningRateOfReturnAtCostOfCapital
|
1000000 | USD |
CY2013Q4 | por |
Regulatory Assets Earning Rate Of Return By Inclusion In Rate Base
RegulatoryAssetsEarningRateOfReturnByInclusionInRateBase
|
15000000 | USD |
CY2013Q4 | por |
Regulatory Assets Earning Return
RegulatoryAssetsEarningReturn
|
59000000 | USD |
CY2012Q4 | por |
Regulatory Assets Earning Return Other Category
RegulatoryAssetsEarningReturnOtherCategory
|
15000000 | USD |
CY2013Q4 | por |
Regulatory Assets Earning Return Other Category
RegulatoryAssetsEarningReturnOtherCategory
|
16000000 | USD |
CY2013Q4 | por |
Regulatory Assets Earninga Rateof Returnatthe Costof Debt
RegulatoryAssetsEarningaRateofReturnattheCostofDebt
|
34000000 | USD |
CY2013Q4 | por |
Regulatory Assets From Price Risk Management Activities
RegulatoryAssetsFromPriceRiskManagementActivities
|
13000000 | USD |
CY2012Q4 | por |
Regulatory Assets From Price Risk Management Activities
RegulatoryAssetsFromPriceRiskManagementActivities
|
4000000 | USD |
CY2012 | por |
Regulatory Deferral Price Risk Management Activities
RegulatoryDeferralPriceRiskManagementActivities
|
172000000 | USD |
CY2013 | por |
Regulatory Deferral Price Risk Management Activities
RegulatoryDeferralPriceRiskManagementActivities
|
18000000 | USD |
CY2011 | por |
Regulatory Deferral Price Risk Management Activities
RegulatoryDeferralPriceRiskManagementActivities
|
-6000000 | USD |
CY2013Q4 | por |
Regulatoryassetforrecoveryoflosscontingencies
Regulatoryassetforrecoveryoflosscontingencies
|
3000000 | USD |
CY2011 | por |
Regulatorydeferralofgainorlossonsettledderivativeinstruments
Regulatorydeferralofgainorlossonsettledderivativeinstruments
|
12000000 | USD |
CY2012 | por |
Regulatorydeferralofgainorlossonsettledderivativeinstruments
Regulatorydeferralofgainorlossonsettledderivativeinstruments
|
-9000000 | USD |
CY2013 | por |
Regulatorydeferralofgainorlossonsettledderivativeinstruments
Regulatorydeferralofgainorlossonsettledderivativeinstruments
|
7000000 | USD |
CY2013Q4 | por |
Remaining Recovery Period Of Regulatory Asset Debt Reacquisition Costs For Which No Return On Investment During Recovery Period Is Provided
RemainingRecoveryPeriodOfRegulatoryAssetDebtReacquisitionCostsForWhichNoReturnOnInvestmentDuringRecoveryPeriodIsProvided
|
8 years | |
CY2013Q4 | por |
Remaining Recovery Period Of Regulatory Asset Deferred Broker Settlements For Which No Return On Investment During Recovery Period Is Provided
RemainingRecoveryPeriodOfRegulatoryAssetDeferredBrokerSettlementsForWhichNoReturnOnInvestmentDuringRecoveryPeriodIsProvided
|
1 year | |
CY2013Q4 | por |
Remaining Recovery Period Of Regulatory Assets Price Risk Management For Which No Return On Investment Is Provided
RemainingRecoveryPeriodOfRegulatoryAssetsPriceRiskManagementForWhichNoReturnOnInvestmentIsProvided
|
6 years | |
CY2013Q4 | por |
Remainingrecoveryperiodofregulatoryassetsdeferredcapitalprojects
Remainingrecoveryperiodofregulatoryassetsdeferredcapitalprojects
|
2 years | |
CY2013Q4 | por |
Remarketable Pollution Control Bonds
RemarketablePollutionControlBonds
|
21000000 | USD |
CY2012 | por |
Renewable Adjustment Clause Deferrals
RenewableAdjustmentClauseDeferrals
|
1000000 | USD |
CY2013 | por |
Renewable Adjustment Clause Deferrals
RenewableAdjustmentClauseDeferrals
|
0 | USD |
CY2011 | por |
Renewable Adjustment Clause Deferrals
RenewableAdjustmentClauseDeferrals
|
22000000 | USD |
CY2013 | por |
Revenueoverstatment
Revenueoverstatment
|
9000000 | USD |
CY2009 | por |
Revenueoverstatment
Revenueoverstatment
|
1000000 | USD |
CY2012 | por |
Revenueoverstatment
Revenueoverstatment
|
3000000 | USD |
CY2010 | por |
Revenueoverstatment
Revenueoverstatment
|
2000000 | USD |
CY2011 | por |
Revenueoverstatment
Revenueoverstatment
|
3000000 | USD |
CY2013 | por |
Stock Based Compensation Impact On Cash Flows
StockBasedCompensationImpactOnCashFlows
|
0 | USD |
CY2011 | por |
Stock Based Compensation Impact On Cash Flows
StockBasedCompensationImpactOnCashFlows
|
0 | USD |
CY2013Q4 | por |
Service Area Population
ServiceAreaPopulation
|
1700000 | shares |
CY2013Q4 | por |
Service Area Sq Miles
ServiceAreaSqMiles
|
4000 | sqmi |
CY2012 | por |
Short Term Debt Maximum Amount Outstanding During Year
ShortTermDebtMaximumAmountOutstandingDuringYear
|
44000000 | USD |
CY2013 | por |
Short Term Debt Maximum Amount Outstanding During Year
ShortTermDebtMaximumAmountOutstandingDuringYear
|
54000000 | USD |
CY2011 | por |
Short Term Debt Maximum Amount Outstanding During Year
ShortTermDebtMaximumAmountOutstandingDuringYear
|
44000000 | USD |
CY2011 | por |
Stock Based Compensation Attainment Of Performance Goals That Allows Vesting
StockBasedCompensationAttainmentOfPerformanceGoalsThatAllowsVesting
|
1.078 | |
CY2012 | por |
Stock Based Compensation Attainment Of Performance Goals That Allows Vesting
StockBasedCompensationAttainmentOfPerformanceGoalsThatAllowsVesting
|
1.092 | |
CY2013 | por |
Stock Based Compensation Attainment Of Performance Goals That Allows Vesting
StockBasedCompensationAttainmentOfPerformanceGoalsThatAllowsVesting
|
1.107 | |
CY2013 | por |
Stock Based Compensation Forfeiture Rate
StockBasedCompensationForfeitureRate
|
0.05 | |
CY2012 | por |
Stock Based Compensation Impact On Cash Flows
StockBasedCompensationImpactOnCashFlows
|
0 | USD |
CY2013Q2 | por |
Stockoffering
Stockoffering
|
11100000 | shares |
CY2013Q4 | por |
Tax Credit Carryforward Federal
TaxCreditCarryforwardFederal
|
40000000 | USD |
CY2013Q4 | por |
Tax Credit Carryforward State
TaxCreditCarryforwardState
|
11000000 | USD |
CY2013Q4 | por |
Trojan Decommissioning Activities
TrojanDecommissioningActivities
|
41000000 | USD |
CY2012Q4 | por |
Trojan Decommissioning Activities
TrojanDecommissioningActivities
|
42000000 | USD |
CY2012Q4 | por |
Unbilled Revenue
UnbilledRevenue
|
97000000 | USD |
CY2013Q4 | por |
Unbilled Revenue
UnbilledRevenue
|
104000000 | USD |
CY2013Q4 | por |
Upper Estimated Range Of Total Cost Of Portland Harbor Cleanup
UpperEstimatedRangeOfTotalCostOfPortlandHarborCleanup
|
1800000000 | USD |
CY2013Q4 | por |
Variable Interest Entity Consolidated Carrying Amount Cash And Cash Equivalents
VariableInterestEntityConsolidatedCarryingAmountCashAndCashEquivalents
|
1000000 | USD |
CY2012Q4 | por |
Variable Interest Entity Consolidated Carrying Amount Cash And Cash Equivalents
VariableInterestEntityConsolidatedCarryingAmountCashAndCashEquivalents
|
1000000 | USD |
CY2012Q4 | por |
Volume Related To Derivative Instruments At Balance Sheet Date Commodity Contracts Natural Gas
VolumeRelatedToDerivativeInstrumentsAtBalanceSheetDateCommodityContractsNaturalGas
|
86000000 | MMBTU |
CY2013Q4 | por |
Volume Related To Derivative Instruments At Balance Sheet Date Commodity Contracts Natural Gas
VolumeRelatedToDerivativeInstrumentsAtBalanceSheetDateCommodityContractsNaturalGas
|
106000000 | MMBTU |
CY2013Q4 | por |
Volume Related To Derivative Instruments Held At Balance Sheet Date Commodity Contracts Electricity
VolumeRelatedToDerivativeInstrumentsHeldAtBalanceSheetDateCommodityContractsElectricity
|
14000000 | MWh |
CY2012Q4 | por |
Volume Related To Derivative Instruments Held At Balance Sheet Date Commodity Contracts Electricity
VolumeRelatedToDerivativeInstrumentsHeldAtBalanceSheetDateCommodityContractsElectricity
|
11000000 | MWh |
CY2012Q4 | por |
Volume Relatedto Derivative Instruments Heldat Balance Sheet Date Foreign Currency
VolumeRelatedtoDerivativeInstrumentsHeldatBalanceSheetDateForeignCurrency
|
7000000 | CAD |
CY2013Q4 | por |
Volume Relatedto Derivative Instruments Heldat Balance Sheet Date Foreign Currency
VolumeRelatedtoDerivativeInstrumentsHeldatBalanceSheetDateForeignCurrency
|
7000000 | CAD |
CY2013 | por |
Wholesaleaccountsreceivablewrittenoff
Wholesaleaccountsreceivablewrittenoff
|
0 | USD |
CY2012 | por |
Wholesaleaccountsreceivablewrittenoff
Wholesaleaccountsreceivablewrittenoff
|
0 | USD |
CY2011 | por |
Wholesaleaccountsreceivablewrittenoff
Wholesaleaccountsreceivablewrittenoff
|
0 | USD |
CY2013 | dei |
Amendment Flag
AmendmentFlag
|
false | |
CY2013 | dei |
Current Fiscal Year End Date
CurrentFiscalYearEndDate
|
--12-31 | |
CY2013 | dei |
Document Fiscal Period Focus
DocumentFiscalPeriodFocus
|
FY | |
CY2013 | dei |
Document Fiscal Year Focus
DocumentFiscalYearFocus
|
2013 | |
CY2013 | dei |
Document Period End Date
DocumentPeriodEndDate
|
2013-12-31 | |
CY2013 | dei |
Document Type
DocumentType
|
10-K | |
CY2013 | dei |
Entity Central Index Key
EntityCentralIndexKey
|
0000784977 | |
CY2014Q1 | dei |
Entity Common Stock Shares Outstanding
EntityCommonStockSharesOutstanding
|
78086174 | shares |
CY2013 | dei |
Entity Current Reporting Status
EntityCurrentReportingStatus
|
Yes | |
CY2013 | dei |
Entity Filer Category
EntityFilerCategory
|
Large Accelerated Filer | |
CY2013Q4 | dei |
Entity Number Of Employees
EntityNumberOfEmployees
|
2596 | shares |
CY2013Q2 | dei |
Entity Public Float
EntityPublicFloat
|
2358020964 | USD |
CY2013 | dei |
Entity Registrant Name
EntityRegistrantName
|
PORTLAND GENERAL ELECTRIC CO /OR/ | |
CY2013 | dei |
Entity Voluntary Filers
EntityVoluntaryFilers
|
No | |
CY2013 | dei |
Entity Well Known Seasoned Issuer
EntityWellKnownSeasonedIssuer
|
Yes | |
CY2013 | dei |
Trading Symbol
TradingSymbol
|
POR |