2017 Q4 Form 10-K Financial Statement

#000010781518000134 Filed on February 28, 2018

View on sec.gov

Income Statement

Concept 2017 Q4 2016 Q4 2016 Q3
Revenue $2.055B $1.963B $1.713B
YoY Change 4.69% 6.21% 0.81%
Cost Of Revenue $797.2M $745.5M $554.7M
YoY Change 6.93% 9.21% -6.08%
Gross Profit $1.258B $1.218B $1.158B
YoY Change 3.31% 4.44% 4.49%
Gross Profit Margin 61.21% 62.02% 67.61%
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization $205.1M $181.1M $191.6M
YoY Change 13.25% -5.97% 8.56%
% of Gross Profit 16.31% 14.87% 16.55%
Operating Expenses $854.8M $855.8M $758.8M
YoY Change -0.12% 8.95% -0.47%
Operating Profit $407.0M $361.7M $399.0M
YoY Change 12.52% -4.87% 15.42%
Interest Expense -$73.90M -$63.80M $99.10M
YoY Change 15.83% -20.35% -3.97%
% of Operating Profit -18.16% -17.64% 24.84%
Other Income/Expense, Net $28.50M $8.200M -$53.30M
YoY Change 247.56% -51.19% 2.3%
Pretax Income $357.6M $306.1M $345.7M
YoY Change 16.82% -3.98% 17.75%
Income Tax $131.4M $111.4M $128.4M
% Of Pretax Income 36.74% 36.39% 37.14%
Net Earnings $432.6M $194.4M $217.0M
YoY Change 122.53% 8.42% 18.9%
Net Earnings / Revenue 21.05% 9.9% 12.67%
Basic Earnings Per Share $1.37 $0.62 $0.69
Diluted Earnings Per Share $1.36 $0.61 $0.68
COMMON SHARES
Basic Shares Outstanding 315.6M shares
Diluted Shares Outstanding 316.9M shares

Balance Sheet

Concept 2017 Q4 2016 Q4 2016 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments $39.00M $38.00M $25.00M
YoY Change 2.63% -24.0% 13.64%
Cash & Equivalents $38.90M $37.50M $25.00M
Short-Term Investments
Other Short-Term Assets $74.90M $97.50M $49.50M
YoY Change -23.18% 65.82% -91.68%
Inventory $539.0M $588.0M $654.0M
Prepaid Expenses $210.0M $204.4M $217.4M
Receivables $1.351B $1.242B $872.0M
Other Receivables $0.00 $0.00 $0.00
Total Short-Term Assets $2.214B $2.169B $1.818B
YoY Change 2.07% -1.73% -16.69%
LONG-TERM ASSETS
Property, Plant & Equipment $21.35B $19.92B $19.61B
YoY Change 7.19% 3.78% 4.4%
Goodwill $3.054B $3.046B $3.046B
YoY Change 0.24% 0.75% -10.12%
Intangibles
YoY Change
Long-Term Investments $1.553B $1.444B $1.453B
YoY Change 7.58% 4.56% 45.4%
Other Assets $619.9M $461.0M $418.3M
YoY Change 34.47% -5.86% -18.22%
Total Long-Term Assets $29.38B $27.95B $27.63B
YoY Change 5.09% 2.97% 3.9%
TOTAL ASSETS
Total Short-Term Assets $2.214B $2.169B $1.818B
Total Long-Term Assets $29.38B $27.95B $27.63B
Total Assets $31.59B $30.12B $29.44B
YoY Change 4.87% 2.62% 2.34%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable $859.9M $861.5M $663.5M
YoY Change -0.19% 5.65% -14.67%
Accrued Expenses $169.0M $164.0M $243.0M
YoY Change 3.05% -3.53% 56.77%
Deferred Revenue
YoY Change
Short-Term Debt $1.445B $860.2M $789.0M
YoY Change 67.94% -21.44% 19.18%
Long-Term Debt Due $842.0M $157.0M $89.40M
YoY Change 436.31% -0.44% -85.25%
Total Short-Term Liabilities $3.869B $2.432B $2.026B
YoY Change 59.13% -10.24% -24.05%
LONG-TERM LIABILITIES
Long-Term Debt $8.747B $9.158B $9.088B
YoY Change -4.49% 0.37% 4.14%
Other Long-Term Liabilities $1.206B $1.164B $1.167B
YoY Change 3.6% 8.65% 12.82%
Total Long-Term Liabilities $18.23B $18.73B $10.26B
YoY Change -2.68% 4.29% 5.06%
TOTAL LIABILITIES
Total Short-Term Liabilities $3.869B $2.432B $2.026B
Total Long-Term Liabilities $18.23B $18.73B $10.26B
Total Liabilities $22.10B $21.16B $12.28B
YoY Change 4.42% 2.39% -1.19%
SHAREHOLDERS EQUITY
Retained Earnings $5.177B $4.614B $4.576B
YoY Change 12.2% 7.3% 7.29%
Common Stock $4.282B $4.313B $3.200M
YoY Change -0.73% -0.86% 0.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity $9.492B $8.960B $8.922B
YoY Change
Total Liabilities & Shareholders Equity $31.59B $30.12B $29.44B
YoY Change 4.87% 2.62% 2.34%

Cashflow Statement

Concept 2017 Q4 2016 Q4 2016 Q3
OPERATING ACTIVITIES
Net Income $432.6M $194.4M $217.0M
YoY Change 122.53% 8.42% 18.9%
Depreciation, Depletion And Amortization $205.1M $181.1M $191.6M
YoY Change 13.25% -5.97% 8.56%
Cash From Operating Activities $332.9M $381.9M $497.8M
YoY Change -12.83% 74.22% 38.86%
INVESTING ACTIVITIES
Capital Expenditures $650.3M $423.6M $381.4M
YoY Change 53.52% -10.71% -12.38%
Acquisitions
YoY Change
Other Investing Activities -$38.00M -$89.00M -$11.10M
YoY Change -57.3% -268.56% -159.68%
Cash From Investing Activities -$688.3M -$512.6M -$392.5M
YoY Change 34.28% 21.58% -5.81%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities 375.5M 59.40M -112.4M
YoY Change 532.15% -74.17% -16.12%
NET CHANGE
Cash From Operating Activities 332.9M 381.9M 497.8M
Cash From Investing Activities -688.3M -512.6M -392.5M
Cash From Financing Activities 375.5M 59.40M -112.4M
Net Change In Cash 20.10M -71.30M -7.100M
YoY Change -128.19% -358.33% -96.31%
FREE CASH FLOW
Cash From Operating Activities $332.9M $381.9M $497.8M
Capital Expenditures $650.3M $423.6M $381.4M
Free Cash Flow -$317.4M -$41.70M $116.4M
YoY Change 661.15% -83.66% -251.56%

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DepreciationAmortizationAndAccretionNet
798600000 USD
CY2015 us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
561800000 USD
CY2016 us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
762600000 USD
CY2017 us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
798600000 USD
CY2016Q4 us-gaap Derivative Asset Collateral Obligation To Return Cash Offset
DerivativeAssetCollateralObligationToReturnCashOffset
4400000 USD
CY2016Q4 us-gaap Derivative Asset Fair Value Gross Asset Including Not Subject To Master Netting Arrangement
DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement
41600000 USD
CY2017Q4 us-gaap Derivative Asset Fair Value Gross Asset Including Not Subject To Master Netting Arrangement
DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement
12400000 USD
CY2016Q4 us-gaap Derivative Asset Fair Value Gross Liability And Obligation To Return Cash Offset
DerivativeAssetFairValueGrossLiabilityAndObligationToReturnCashOffset
4900000 USD
CY2017Q4 us-gaap Derivative Asset Fair Value Gross Liability And Obligation To Return Cash Offset
DerivativeAssetFairValueGrossLiabilityAndObligationToReturnCashOffset
4900000 USD
CY2016Q4 us-gaap Derivative Assets
DerivativeAssets
36700000 USD
CY2017Q4 us-gaap Derivative Assets
DerivativeAssets
7500000 USD
CY2016Q4 us-gaap Derivative Collateral Obligation To Return Cash
DerivativeCollateralObligationToReturnCash
4400000 USD
CY2016Q4 us-gaap Derivative Collateral Right To Reclaim Cash
DerivativeCollateralRightToReclaimCash
16400000 USD
CY2017Q4 us-gaap Derivative Collateral Right To Reclaim Cash
DerivativeCollateralRightToReclaimCash
16200000 USD
CY2015 us-gaap Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
-45700000 USD
CY2016 us-gaap Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
-49500000 USD
CY2017 us-gaap Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
4700000 USD
CY2016Q4 us-gaap Derivative Instruments And Hedges
DerivativeInstrumentsAndHedges
38200000 USD
CY2017Q4 us-gaap Derivative Instruments And Hedges
DerivativeInstrumentsAndHedges
11800000 USD
CY2016Q4 us-gaap Derivative Instruments And Hedges Liabilities Noncurrent
DerivativeInstrumentsAndHedgesLiabilitiesNoncurrent
500000 USD
CY2017Q4 us-gaap Derivative Instruments And Hedges Liabilities Noncurrent
DerivativeInstrumentsAndHedgesLiabilitiesNoncurrent
1600000 USD
CY2016Q4 us-gaap Derivative Instruments And Hedges Noncurrent
DerivativeInstrumentsAndHedgesNoncurrent
3400000 USD
CY2017Q4 us-gaap Derivative Instruments And Hedges Noncurrent
DerivativeInstrumentsAndHedgesNoncurrent
600000 USD
CY2015 us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
1200000 USD
CY2016 us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
2200000 USD
CY2017 us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
2200000 USD
CY2016Q4 us-gaap Derivative Liabilities
DerivativeLiabilities
1900000 USD
CY2017Q4 us-gaap Derivative Liabilities
DerivativeLiabilities
2600000 USD
CY2017Q4 us-gaap Derivative Liability Collateral Right To Reclaim Cash Offset
DerivativeLiabilityCollateralRightToReclaimCashOffset
4100000 USD
CY2016Q4 us-gaap Derivative Liability Fair Value Gross Asset And Right To Reclaim Cash Offset
DerivativeLiabilityFairValueGrossAssetAndRightToReclaimCashOffset
500000 USD
CY2017Q4 us-gaap Derivative Net Liability Position Aggregate Fair Value
DerivativeNetLiabilityPositionAggregateFairValue
3700000 USD
CY2017Q4 us-gaap Derivative Liability Fair Value Gross Asset And Right To Reclaim Cash Offset
DerivativeLiabilityFairValueGrossAssetAndRightToReclaimCashOffset
9000000 USD
CY2015 us-gaap Dividends Common Stock Cash
DividendsCommonStockCash
455400000 USD
CY2016 us-gaap Dividends Common Stock Cash
DividendsCommonStockCash
624900000 USD
CY2017 us-gaap Dividends Common Stock Cash
DividendsCommonStockCash
656500000 USD
CY2015 us-gaap Dividends Preferred Stock Cash
DividendsPreferredStockCash
1800000 USD
CY2016 us-gaap Dividends Preferred Stock Cash
DividendsPreferredStockCash
1200000 USD
CY2017 us-gaap Dividends Preferred Stock Cash
DividendsPreferredStockCash
1200000 USD
CY2015 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
2.36
CY2016Q1 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
1.10
CY2016Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.57
CY2016Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.69
CY2016Q4 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.62
CY2016 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
2.98
CY2017Q1 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
1.13
CY2017Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.63
CY2017Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.68
CY2017Q4 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
1.37
CY2017 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
3.81
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EarningsPerShareDiluted
2.34
CY2016Q1 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.09
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EarningsPerShareDiluted
0.57
CY2016Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.68
CY2016Q4 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.61
CY2016 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
2.96
CY2017Q1 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.12
CY2017Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.63
CY2017Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.68
CY2017Q4 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.36
CY2017 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
3.79
CY2015 us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
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0.350
CY2016 us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
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0.350
CY2017 us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.35
CY2017 us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.350
CY2015 us-gaap Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
0.011
CY2016 us-gaap Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
-0.002
CY2017 us-gaap Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
-0.014
CY2015 us-gaap Effective Income Tax Rate Reconciliation Tax Credits Investment
EffectiveIncomeTaxRateReconciliationTaxCreditsInvestment
0.002
CY2016 us-gaap Effective Income Tax Rate Reconciliation Tax Credits Investment
EffectiveIncomeTaxRateReconciliationTaxCreditsInvestment
0.003
CY2017 us-gaap Effective Income Tax Rate Reconciliation Tax Credits Investment
EffectiveIncomeTaxRateReconciliationTaxCreditsInvestment
0.002
CY2015 us-gaap Effective Income Tax Rate Reconciliation Tax Credits Other
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0.016
CY2016 us-gaap Effective Income Tax Rate Reconciliation Tax Credits Other
EffectiveIncomeTaxRateReconciliationTaxCreditsOther
0.011
CY2017 us-gaap Effective Income Tax Rate Reconciliation Tax Credits Other
EffectiveIncomeTaxRateReconciliationTaxCreditsOther
0.011
CY2016Q4 us-gaap Employee Related Liabilities Current
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163800000 USD
CY2017Q4 us-gaap Employee Related Liabilities Current
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169100000 USD
CY2015 us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
9300000 USD
CY2016 us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
7200000 USD
CY2017 us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
11600000 USD
CY2016Q4 us-gaap Energy Related Inventory
EnergyRelatedInventory
587600000 USD
CY2017Q4 us-gaap Energy Related Inventory
EnergyRelatedInventory
539000000 USD
CY2016Q4 us-gaap Energy Related Inventory Natural Gas In Storage
EnergyRelatedInventoryNaturalGasInStorage
223100000 USD
CY2017Q4 us-gaap Energy Related Inventory Natural Gas In Storage
EnergyRelatedInventoryNaturalGasInStorage
209000000 USD
CY2016Q4 us-gaap Energy Related Inventory Other Fossil Fuel
EnergyRelatedInventoryOtherFossilFuel
158000000 USD
CY2017Q4 us-gaap Energy Related Inventory Other Fossil Fuel
EnergyRelatedInventoryOtherFossilFuel
118800000 USD
CY2017 us-gaap Equity Method Investment Dividends Or Distributions
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154200000 USD
CY2016Q4 us-gaap Equity Method Investments
EquityMethodInvestments
1443900000 USD
CY2017Q4 us-gaap Equity Method Investments
EquityMethodInvestments
1553400000 USD
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0 USD
CY2016 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Change In Unrealized Gain Loss
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss
0 USD
CY2017 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Change In Unrealized Gain Loss
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss
0 USD
CY2015 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Earnings
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings
1300000 USD
CY2016 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Earnings
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings
-200000 USD
CY2017 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Earnings
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings
0 USD
CY2015 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Purchases
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases
3900000 USD
CY2016 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Purchases
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases
15200000 USD
CY2017 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Purchases
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases
13800000 USD
CY2017Q4 us-gaap Goodwill
Goodwill
3053500000 USD
CY2016 us-gaap Goodwill Acquired During Period
GoodwillAcquiredDuringPeriod
0 USD
CY2015 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Sales
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales
100000 USD
CY2016 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Sales
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales
200000 USD
CY2017 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Sales
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales
0 USD
CY2015 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Settlements
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements
11900000 USD
CY2016 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Settlements
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements
13300000 USD
CY2017 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Settlements
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements
14500000 USD
CY2015 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Out Of Level3
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3
-4700000 USD
CY2016 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Out Of Level3
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3
0 USD
CY2017 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Out Of Level3
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3
0 USD
CY2014Q4 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs
7000000 USD
CY2015Q4 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs
3600000 USD
CY2016Q4 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs
5100000 USD
CY2017Q4 us-gaap Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs
FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs
4400000 USD
CY2015 us-gaap Gain Loss On Disposition Of Assets1
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22900000 USD
CY2016 us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
19600000 USD
CY2017 us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
1900000 USD
CY2015 us-gaap Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
0 USD
CY2016 us-gaap Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
23600000 USD
CY2017 us-gaap Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
0 USD
CY2015Q4 us-gaap Goodwill
Goodwill
3023500000 USD
CY2016Q4 us-gaap Goodwill
Goodwill
3046200000 USD
CY2017 us-gaap Goodwill Acquired During Period
GoodwillAcquiredDuringPeriod
7300000 USD
CY2017Q4 us-gaap Goodwill Impaired Accumulated Impairment Loss
GoodwillImpairedAccumulatedImpairmentLoss
0 USD
CY2017 us-gaap Goodwill Impairment Loss
GoodwillImpairmentLoss
0 USD
CY2016 us-gaap Goodwill Purchase Accounting Adjustments
GoodwillPurchaseAccountingAdjustments
22700000 USD
CY2017 us-gaap Goodwill Purchase Accounting Adjustments
GoodwillPurchaseAccountingAdjustments
0 USD
CY2017Q4 us-gaap Guarantee Obligations Maximum Exposure
GuaranteeObligationsMaximumExposure
83800000 USD
CY2015 us-gaap Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
640300000 USD
CY2016 us-gaap Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
940200000 USD
CY2017 us-gaap Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
1204900000 USD
CY2015 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
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1074100000 USD
CY2016 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
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1506700000 USD
CY2017 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
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1588400000 USD
CY2015 us-gaap Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
96100000 USD
CY2016 us-gaap Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
146500000 USD
CY2017 us-gaap Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
154300000 USD
CY2015 us-gaap Income Loss From Equity Method Investments Net Of Dividends Or Distributions
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11000000 USD
CY2016 us-gaap Income Loss From Equity Method Investments Net Of Dividends Or Distributions
IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions
46600000 USD
CY2017 us-gaap Income Loss From Equity Method Investments Net Of Dividends Or Distributions
IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions
4800000 USD
CY2015 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
433800000 USD
CY2016 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
566500000 USD
CY2017 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
383500000 USD
CY2015 us-gaap Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
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375500000 USD
CY2016 us-gaap Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
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526400000 USD
CY2017 us-gaap Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
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555500000 USD
CY2016 us-gaap Income Tax Reconciliation Tax Credits Other
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15700000 USD
CY2017 us-gaap Income Tax Reconciliation Tax Credits Other
IncomeTaxReconciliationTaxCreditsOther
16800000 USD
CY2015 us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
9300000 USD
CY2016 us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
-39700000 USD
CY2017 us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
-5200000 USD
CY2015 us-gaap Increase Decrease In Accounts And Other Receivables
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-84000000 USD
CY2016 us-gaap Increase Decrease In Accounts And Other Receivables
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180700000 USD
CY2017 us-gaap Increase Decrease In Accounts And Other Receivables
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86400000 USD
CY2015 us-gaap Increase Decrease In Accounts Payable
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-9300000 USD
CY2016 us-gaap Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
34400000 USD
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IncomeTaxReconciliationOtherAdjustments
11400000 USD
CY2016 us-gaap Income Tax Reconciliation Other Adjustments
IncomeTaxReconciliationOtherAdjustments
-3300000 USD
CY2017 us-gaap Income Tax Reconciliation Other Adjustments
IncomeTaxReconciliationOtherAdjustments
-22400000 USD
CY2015 us-gaap Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
73100000 USD
CY2016 us-gaap Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
72800000 USD
CY2017 us-gaap Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
100800000 USD
CY2015 us-gaap Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
1700000 USD
CY2016 us-gaap Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
4900000 USD
CY2017 us-gaap Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
2700000 USD
CY2015 us-gaap Income Tax Reconciliation Tax Credits Other
IncomeTaxReconciliationTaxCreditsOther
17400000 USD
CY2017 us-gaap Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
8500000 USD
CY2015 us-gaap Increase Decrease In Inventories
IncreaseDecreaseInInventories
69400000 USD
CY2016 us-gaap Increase Decrease In Inventories
IncreaseDecreaseInInventories
-100000000 USD
CY2017 us-gaap Increase Decrease In Inventories
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-49300000 USD
CY2015 us-gaap Increase Decrease In Other Current Assets
IncreaseDecreaseInOtherCurrentAssets
27200000 USD
CY2016 us-gaap Increase Decrease In Other Current Assets
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-103100000 USD
CY2017 us-gaap Increase Decrease In Other Current Assets
IncreaseDecreaseInOtherCurrentAssets
6000000 USD
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IncreaseDecreaseInOtherCurrentLiabilities
14100000 USD
CY2016 us-gaap Increase Decrease In Other Current Liabilities
IncreaseDecreaseInOtherCurrentLiabilities
-20800000 USD
CY2017 us-gaap Increase Decrease In Other Current Liabilities
IncreaseDecreaseInOtherCurrentLiabilities
161800000 USD
CY2015 us-gaap Interest Expense
InterestExpense
331400000 USD
CY2016 us-gaap Interest Expense
InterestExpense
402700000 USD
CY2017 us-gaap Interest Expense
InterestExpense
415700000 USD
CY2015 us-gaap Interest Paid Net
InterestPaidNet
329600000 USD
CY2016 us-gaap Interest Paid Net
InterestPaidNet
411900000 USD
CY2017 us-gaap Interest Paid Net
InterestPaidNet
413700000 USD
CY2016Q4 us-gaap Inventory Raw Materials And Supplies Net Of Reserves
InventoryRawMaterialsAndSuppliesNetOfReserves
206500000 USD
CY2017Q4 us-gaap Inventory Raw Materials And Supplies Net Of Reserves
InventoryRawMaterialsAndSuppliesNetOfReserves
211200000 USD
CY2016Q4 us-gaap Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
1443900000 USD
CY2017Q4 us-gaap Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
1553400000 USD
CY2017Q4 us-gaap Letters Of Credit Outstanding Amount
LettersOfCreditOutstandingAmount
7900000 USD
CY2016Q4 us-gaap Liabilities And Stockholders Equity
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30123200000 USD
CY2017Q4 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
31590500000 USD
CY2016Q4 us-gaap Liabilities Current
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2431600000 USD
CY2017Q4 us-gaap Liabilities Current
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3869300000 USD
CY2016Q4 us-gaap Liabilities Noncurrent
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18731400000 USD
CY2017Q4 us-gaap Liabilities Noncurrent
LiabilitiesNoncurrent
18229400000 USD
CY2017Q4 us-gaap Line Of Credit Facility Maximum Borrowing Capacity
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2800000000 USD
CY2017Q4 us-gaap Line Of Credit Facility Remaining Borrowing Capacity
LineOfCreditFacilityRemainingBorrowingCapacity
1347500000 USD
CY2016Q4 us-gaap Long Term Debt And Capital Lease Obligations
LongTermDebtAndCapitalLeaseObligations
9158200000 USD
CY2017Q4 us-gaap Long Term Debt And Capital Lease Obligations
LongTermDebtAndCapitalLeaseObligations
8746600000 USD
CY2016Q4 us-gaap Long Term Debt And Capital Lease Obligations Current
LongTermDebtAndCapitalLeaseObligationsCurrent
157200000 USD
CY2017Q4 us-gaap Long Term Debt And Capital Lease Obligations Current
LongTermDebtAndCapitalLeaseObligationsCurrent
842100000 USD
CY2016Q4 us-gaap Long Term Debt And Capital Lease Obligations Including Current Maturities
LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities
9352000000 USD
CY2017Q4 us-gaap Long Term Debt And Capital Lease Obligations Including Current Maturities
LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities
9627900000 USD
CY2017Q4 us-gaap Long Term Debt Maturities Repayments Of Principal After Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
7336000000 USD
CY2017Q4 us-gaap Long Term Debt Maturities Repayments Of Principal In Next Twelve Months
LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
838400000 USD
CY2017Q4 us-gaap Long Term Debt Maturities Repayments Of Principal In Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
40700000 USD
CY2017Q4 us-gaap Long Term Debt Maturities Repayments Of Principal In Year Four
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
338800000 USD
CY2017Q4 us-gaap Long Term Debt Maturities Repayments Of Principal In Year Three
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
686900000 USD
CY2017Q4 us-gaap Long Term Debt Maturities Repayments Of Principal In Year Two
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
360100000 USD
CY2016Q4 us-gaap Long Term Debt Noncurrent
LongTermDebtNoncurrent
9158200000 USD
CY2017Q4 us-gaap Long Term Debt Noncurrent
LongTermDebtNoncurrent
8746600000 USD
CY2015 us-gaap Net Cash Provided By Used In Financing Activities Continuing Operations
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6300000 USD
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4200000 USD
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7900000 USD
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UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued
800000 USD
CY2017Q4 us-gaap Unrecognized Tax Benefits Interest On Income Taxes Accrued
UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued
200000 USD
CY2015 us-gaap Unrecognized Tax Benefits Interest On Income Taxes Expense
UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense
0 USD
CY2016 us-gaap Unrecognized Tax Benefits Interest On Income Taxes Expense
UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense
200000 USD
CY2016 us-gaap Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
1800000 USD
CY2017 us-gaap Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
0 USD
CY2016Q4 us-gaap Unrecognized Tax Benefits That Would Impact Effective Tax Rate
UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
7900000 USD
CY2017Q4 us-gaap Unrecognized Tax Benefits That Would Impact Effective Tax Rate
UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
15200000 USD
CY2015 us-gaap Utilities Operating Expense Maintenance And Operations
UtilitiesOperatingExpenseMaintenanceAndOperations
1709300000 USD
CY2016 us-gaap Utilities Operating Expense Maintenance And Operations
UtilitiesOperatingExpenseMaintenanceAndOperations
2185500000 USD
CY2017 us-gaap Utilities Operating Expense Maintenance And Operations
UtilitiesOperatingExpenseMaintenanceAndOperations
2047000000 USD
CY2014Q4 us-gaap Valuation Allowances And Reserves Balance
ValuationAllowancesAndReservesBalance
74500000 USD
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ValuationAllowancesAndReservesBalance
113300000 USD
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ValuationAllowancesAndReservesBalance
108000000 USD
CY2017Q4 us-gaap Valuation Allowances And Reserves Balance
ValuationAllowancesAndReservesBalance
143200000 USD
CY2015 us-gaap Valuation Allowances And Reserves Charged To Cost And Expense
ValuationAllowancesAndReservesChargedToCostAndExpense
56700000 USD
CY2016 us-gaap Valuation Allowances And Reserves Charged To Cost And Expense
ValuationAllowancesAndReservesChargedToCostAndExpense
87400000 USD
CY2017 us-gaap Valuation Allowances And Reserves Charged To Cost And Expense
ValuationAllowancesAndReservesChargedToCostAndExpense
96700000 USD
CY2015 us-gaap Valuation Allowances And Reserves Charged To Other Accounts
ValuationAllowancesAndReservesChargedToOtherAccounts
8200000 USD
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ValuationAllowancesAndReservesChargedToOtherAccounts
-5900000 USD
CY2017 us-gaap Valuation Allowances And Reserves Charged To Other Accounts
ValuationAllowancesAndReservesChargedToOtherAccounts
16400000 USD
CY2015 us-gaap Valuation Allowances And Reserves Deductions
ValuationAllowancesAndReservesDeductions
80400000 USD
CY2016 us-gaap Valuation Allowances And Reserves Deductions
ValuationAllowancesAndReservesDeductions
86800000 USD
CY2017 us-gaap Valuation Allowances And Reserves Deductions
ValuationAllowancesAndReservesDeductions
77900000 USD
CY2015 us-gaap Valuation Allowances And Reserves Reserves Of Businesses Acquired
ValuationAllowancesAndReservesReservesOfBusinessesAcquired
54300000 USD
CY2016 us-gaap Valuation Allowances And Reserves Reserves Of Businesses Acquired
ValuationAllowancesAndReservesReservesOfBusinessesAcquired
0 USD
CY2017 us-gaap Valuation Allowances And Reserves Reserves Of Businesses Acquired
ValuationAllowancesAndReservesReservesOfBusinessesAcquired
0 USD
CY2015 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
272700000 shares
CY2016 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
316900000 shares
CY2017 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
317200000 shares
CY2015 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
271100000 shares
CY2016 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
315600000 shares
CY2017 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
315600000 shares
CY2015 wec Afudc Equity
AFUDCEquity
20100000 USD
CY2016 wec Afudc Equity
AFUDCEquity
25100000 USD
CY2017 wec Afudc Equity
AFUDCEquity
11400000 USD
CY2015 wec Asset Retirement Obligation Addition Revision Of Estimate
AssetRetirementObligationAdditionRevisionOfEstimate
35500000 USD
CY2016 wec Asset Retirement Obligation Addition Revision Of Estimate
AssetRetirementObligationAdditionRevisionOfEstimate
0 USD
CY2017 wec Asset Retirement Obligation Addition Revision Of Estimate
AssetRetirementObligationAdditionRevisionOfEstimate
26500000 USD
CY2015 wec Asset Retirement Obligations Assumed Business Combination
AssetRetirementObligationsAssumedBusinessCombination
491000000 USD
CY2016 wec Asset Retirement Obligations Assumed Business Combination
AssetRetirementObligationsAssumedBusinessCombination
0 USD
CY2017 wec Asset Retirement Obligations Assumed Business Combination
AssetRetirementObligationsAssumedBusinessCombination
0 USD
CY2016Q4 wec Balanceof Tax Benefit Carryforward
BalanceofTaxBenefitCarryforward
899600000 USD
CY2017Q4 wec Balanceof Tax Benefit Carryforward
BalanceofTaxBenefitCarryforward
304400000 USD
CY2017 wec Capital Lease Obligation At End Of Life Of Contract
CapitalLeaseObligationAtEndOfLifeOfContract
0 USD
CY2017Q4 wec Capital Leases Future Minimum Payments Due Less Executory Costs
CapitalLeasesFutureMinimumPaymentsDueLessExecutoryCosts
38300000 USD
CY2017Q4 wec Companycontributionto401ksavingsplanfor Wisconsin Energy Corporationmanagementemployeeshiredafter December312014percentage
Companycontributionto401ksavingsplanforWisconsinEnergyCorporationmanagementemployeeshiredafterDecember312014percentage
0.06
CY2016Q4 wec Deferred Tax Assets Employee Benefits And Compensation Non Current
DeferredTaxAssetsEmployeeBenefitsAndCompensationNonCurrent
222000000 USD
CY2017Q4 wec Deferred Tax Assets Employee Benefits And Compensation Non Current
DeferredTaxAssetsEmployeeBenefitsAndCompensationNonCurrent
164200000 USD
CY2016Q4 wec Deferred Tax Assets Future Federal Tax Benefits Non Current
DeferredTaxAssetsFutureFederalTaxBenefitsNonCurrent
430400000 USD
CY2017Q4 wec Deferred Tax Assets Future Federal Tax Benefits Non Current
DeferredTaxAssetsFutureFederalTaxBenefitsNonCurrent
303900000 USD
CY2016Q4 wec Deferred Tax Assets Other Non Current
DeferredTaxAssetsOtherNonCurrent
230600000 USD
CY2017Q4 wec Deferred Tax Assets Other Non Current
DeferredTaxAssetsOtherNonCurrent
185000000 USD
CY2016Q4 wec Deferred Tax Assets Tax Gross Up Regulatory Items Non Current
DeferredTaxAssetsTaxGrossUpRegulatoryItemsNonCurrent
0 USD
CY2017Q4 wec Deferred Tax Assets Tax Gross Up Regulatory Items Non Current
DeferredTaxAssetsTaxGrossUpRegulatoryItemsNonCurrent
585800000 USD
CY2016Q4 wec Deferred Tax Assets Uncertainty In Income Taxes
DeferredTaxAssetsUncertaintyInIncomeTaxes
6600000 USD
CY2017Q4 wec Deferred Tax Assets Uncertainty In Income Taxes
DeferredTaxAssetsUncertaintyInIncomeTaxes
2100000 USD
CY2016Q4 wec Deferred Tax Liabilities Deferred Transmission Costs Non Current
DeferredTaxLiabilitiesDeferredTransmissionCostsNonCurrent
93100000 USD
CY2017Q4 wec Deferred Tax Liabilities Deferred Transmission Costs Non Current
DeferredTaxLiabilitiesDeferredTransmissionCostsNonCurrent
60100000 USD
CY2016Q4 wec Deferred Tax Liabilities Employee Benefits And Compensation Non Current
DeferredTaxLiabilitiesEmployeeBenefitsAndCompensationNonCurrent
401600000 USD
CY2017Q4 wec Deferred Tax Liabilities Employee Benefits And Compensation Non Current
DeferredTaxLiabilitiesEmployeeBenefitsAndCompensationNonCurrent
285800000 USD
CY2016Q4 wec Deferred Tax Liabilities Investment In Transmission Affiliate Non Current
DeferredTaxLiabilitiesInvestmentInTransmissionAffiliateNonCurrent
476900000 USD
CY2017Q4 wec Deferred Tax Liabilities Investment In Transmission Affiliate Non Current
DeferredTaxLiabilitiesInvestmentInTransmissionAffiliateNonCurrent
321200000 USD
CY2016Q4 wec Deferred Tax Liabilities Other Non Current
DeferredTaxLiabilitiesOtherNonCurrent
325400000 USD
CY2017Q4 wec Deferred Tax Liabilities Other Non Current
DeferredTaxLiabilitiesOtherNonCurrent
244500000 USD
CY2016Q4 wec Derivative Instruments And Hedges Liabilities Gross Current
DerivativeInstrumentsAndHedgesLiabilitiesGrossCurrent
1900000 USD
CY2017Q4 wec Derivative Instruments And Hedges Liabilities Gross Current
DerivativeInstrumentsAndHedgesLiabilitiesGrossCurrent
10000000 USD
CY2015 wec Effective Income Tax Rate Reconciliation Allowance For Funds Used During Construction Capitalized Cost Of Equity
EffectiveIncomeTaxRateReconciliationAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
0.007
CY2016 wec Effective Income Tax Rate Reconciliation Allowance For Funds Used During Construction Capitalized Cost Of Equity
EffectiveIncomeTaxRateReconciliationAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
0.006
CY2017 wec Effective Income Tax Rate Reconciliation Allowance For Funds Used During Construction Capitalized Cost Of Equity
EffectiveIncomeTaxRateReconciliationAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
0.003
CY2015 wec Effective Income Tax Rate Reconciliation State And Local Income Taxes Net Of Federal Tax Benefit
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxesNetOfFederalTaxBenefit
0.068
CY2016 wec Effective Income Tax Rate Reconciliation State And Local Income Taxes Net Of Federal Tax Benefit
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxesNetOfFederalTaxBenefit
0.048
CY2017 wec Effective Income Tax Rate Reconciliation State And Local Income Taxes Net Of Federal Tax Benefit
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxesNetOfFederalTaxBenefit
0.064
CY2015 wec Effectiveincometaxratereconciliationtaxcutsandjobsactof2017amount
Effectiveincometaxratereconciliationtaxcutsandjobsactof2017amount
0 USD
CY2016 wec Effectiveincometaxratereconciliationtaxcutsandjobsactof2017amount
Effectiveincometaxratereconciliationtaxcutsandjobsactof2017amount
0 USD
CY2017 wec Effectiveincometaxratereconciliationtaxcutsandjobsactof2017amount
Effectiveincometaxratereconciliationtaxcutsandjobsactof2017amount
226900000 USD
CY2015 wec Effectiveincometaxratereconciliationtaxcutsandjobsactof2017percent
Effectiveincometaxratereconciliationtaxcutsandjobsactof2017percent
0.000
CY2016 wec Effectiveincometaxratereconciliationtaxcutsandjobsactof2017percent
Effectiveincometaxratereconciliationtaxcutsandjobsactof2017percent
0.000
CY2017 wec Effectiveincometaxratereconciliationtaxcutsandjobsactof2017percent
Effectiveincometaxratereconciliationtaxcutsandjobsactof2017percent
0.143
CY2017 wec Equity Method Investment Other
EquityMethodInvestmentOther
-200000 USD
CY2015 wec Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assetand Liability Acquisitionof Integrys
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetandLiabilityAcquisitionofIntegrys
-1300000 USD
CY2016 wec Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assetand Liability Acquisitionof Integrys
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetandLiabilityAcquisitionofIntegrys
0 USD
CY2017 wec Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assetand Liability Acquisitionof Integrys
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetandLiabilityAcquisitionofIntegrys
0 USD
CY2017Q4 wec Guarantee Obligations Maximum Exposure Expire Less Than One Year
GuaranteeObligationsMaximumExposureExpireLessThanOneYear
73000000 USD
CY2017Q4 wec Guarantee Obligations Maximum Exposure Expire Over Three Years
GuaranteeObligationsMaximumExposureExpireOverThreeYears
10400000 USD
CY2017Q4 wec Guarantee Obligations Maximum Exposure Expire Within One To Three Years
GuaranteeObligationsMaximumExposureExpireWithinOneToThreeYears
400000 USD
CY2015 wec Income Tax Expense Benefit Effective Tax Rate
IncomeTaxExpenseBenefitEffectiveTaxRate
0.404
CY2016 wec Income Tax Expense Benefit Effective Tax Rate
IncomeTaxExpenseBenefitEffectiveTaxRate
0.376
CY2017 wec Income Tax Expense Benefit Effective Tax Rate
IncomeTaxExpenseBenefitEffectiveTaxRate
0.241
CY2015 wec Income Tax Reconciliation Allowance For Funds Used During Construction Capitalized Cost Of Equity
IncomeTaxReconciliationAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
7100000 USD
CY2016 wec Income Tax Reconciliation Allowance For Funds Used During Construction Capitalized Cost Of Equity
IncomeTaxReconciliationAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
8800000 USD
CY2017 wec Income Tax Reconciliation Allowance For Funds Used During Construction Capitalized Cost Of Equity
IncomeTaxReconciliationAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
4000000 USD
CY2015 wec Increase Decrease In Restricted Cash From Sale Purchase Of Investments
IncreaseDecreaseInRestrictedCashFromSalePurchaseOfInvestments
-60200000 USD
CY2016 wec Increase Decrease In Restricted Cash From Sale Purchase Of Investments
IncreaseDecreaseInRestrictedCashFromSalePurchaseOfInvestments
-59200000 USD
CY2017 wec Increase Decrease In Restricted Cash From Sale Purchase Of Investments
IncreaseDecreaseInRestrictedCashFromSalePurchaseOfInvestments
4600000 USD
CY2017 wec Increase In Regulatory Asset Due To Minimum Lease Payment
IncreaseInRegulatoryAssetDueToMinimumLeasePayment
78500000 USD
CY2016Q4 wec Integrys Fair Value Adjustmentto Longterm Debt
IntegrysFairValueAdjustmenttoLongtermDebt
33300000 USD
CY2017Q4 wec Integrys Fair Value Adjustmentto Longterm Debt
IntegrysFairValueAdjustmenttoLongtermDebt
26900000 USD
CY2017Q4 wec Juniornotesminimuminterestdeferralpaymentperiodinperiods
Juniornotesminimuminterestdeferralpaymentperiodinperiods
1 period
CY2017 wec Maximum Term Of Original Maturity To Classify Instrument As Cash Equivalent
MaximumTermOfOriginalMaturityToClassifyInstrumentAsCashEquivalent
P0Y3M
CY2017 wec Maximuminterestpaymentdeferralperiod
Maximuminterestpaymentdeferralperiod
P10Y
CY2017 wec Minimum Energy Requirement In Gas Fired Cogeneration Facility
MinimumEnergyRequirementInGasFiredCogenerationFacility
0
CY2017 wec Net Impactof Tax Cutsand Jobs Actof2017
NetImpactofTaxCutsandJobsActof2017
206700000 USD
CY2015 wec Other Comprehensive Income Realized Gain Loss On Derivatives Arising During Period Net Of Tax
OtherComprehensiveIncomeRealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
11400000 USD
CY2016 wec Other Comprehensive Income Realized Gain Loss On Derivatives Arising During Period Net Of Tax
OtherComprehensiveIncomeRealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
0 USD
CY2017 wec Other Comprehensive Income Realized Gain Loss On Derivatives Arising During Period Net Of Tax
OtherComprehensiveIncomeRealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
0 USD
CY2015 wec Other Comprehensive Income Realized Gain Loss On Derivatives Arising During Period Tax
OtherComprehensiveIncomeRealizedGainLossOnDerivativesArisingDuringPeriodTax
7600000 USD
CY2015 wec Other Unclassified Nonoperating Income Expense
OtherUnclassifiedNonoperatingIncomeExpense
15900000 USD
CY2016 wec Other Unclassified Nonoperating Income Expense
OtherUnclassifiedNonoperatingIncomeExpense
12500000 USD
CY2017 wec Other Unclassified Nonoperating Income Expense
OtherUnclassifiedNonoperatingIncomeExpense
51300000 USD
CY2017 wec Percent Deviation From Rate Case Fuel Purchased Power Costs Before Deferral Required
PercentDeviationFromRateCaseFuelPurchasedPowerCostsBeforeDeferralRequired
0.02
CY2017Q4 wec Percentageofrestrictednetassetsofsubsidiariesandequitymethodinvestmentsthattriggersdividendrestrictiondisclosures
Percentageofrestrictednetassetsofsubsidiariesandequitymethodinvestmentsthattriggersdividendrestrictiondisclosures
0.25
CY2017 wec Power Capacity Under Capital Lease
PowerCapacityUnderCapitalLease
236 MW
CY2017 wec Power Purchase Contract Expected Future Renewable Period
PowerPurchaseContractExpectedFutureRenewablePeriod
P10Y
CY2017 wec Power Purchase Contract Period
PowerPurchaseContractPeriod
P25Y
CY2015 wec Preferred Stock Received During Period Value Acquisitions
PreferredStockReceivedDuringPeriodValueAcquisitions
51100000 USD
CY2016Q4 wec Property Related Deferred Tax Assets Non Current
PropertyRelatedDeferredTaxAssetsNonCurrent
54500000 USD
CY2017Q4 wec Property Related Deferred Tax Assets Non Current
PropertyRelatedDeferredTaxAssetsNonCurrent
24400000 USD
CY2017 wec Regulatory Asset Value At End Of Life Of Contract
RegulatoryAssetValueAtEndOfLifeOfContract
0 USD
CY2017Q4 wec Regulatoryassetsearningareturnbasedonshorttermrates
Regulatoryassetsearningareturnbasedonshorttermrates
261100000 USD
CY2016Q4 wec Total Common Shareholders Equity
TotalCommonShareholdersEquity
8929800000 USD
CY2017Q4 wec Total Common Shareholders Equity
TotalCommonShareholdersEquity
9461400000 USD
CY2017 wec Unrecognized Tax Benefits Interest Incomeon Income Tax Benefit
UnrecognizedTaxBenefitsInterestIncomeonIncomeTaxBenefit
600000 USD
CY2017 us-gaap Guarantees Indemnifications And Warranties Policies
GuaranteesIndemnificationsAndWarrantiesPolicies
<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;font-size:10pt;"><font style="font-family:Calibri,sans-serif;font-size:10pt;">We follow the guidance of the Guarantees Topic of the FASB ASC, which requires that the guarantor recognize, at the inception of the guarantee, a liability for the fair value of the obligation undertaken in issuing the guarantee.</font></div></div>
CY2017 us-gaap Use Of Estimates
UseOfEstimates
<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;font-size:10pt;"><font style="font-family:Calibri,sans-serif;font-size:10pt;">We prepare our financial statements in conformity with GAAP. We make estimates and assumptions that affect the reported amounts of assets and liabilities, the disclosure of contingent assets and liabilities at the date of the financial statements, and the reported amounts of revenues and expenses during the reporting period. Actual results may differ from these estimates.</font></div></div>

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