$MGEE
MGE ENERGY INC Stock $mgee

$mgee Overview Financials Valuation SEC Filings Company Website

2016 Q4 Form 10-Q Financial Statement

#000116172816000042 Filed on November 03, 2016

Income Statement

Concept	2016 Q4	2016 Q3	2015 Q3
Revenue	$138.9M	$136.7M	$140.8M
YoY Change	6.07%	-2.9%	4.19%
Cost Of Revenue	$41.10M	$13.50M	$22.80M
YoY Change	11.38%	-40.79%	-29.41%
Gross Profit	$97.80M	$123.2M	$118.0M
YoY Change	3.93%	4.41%	14.79%
Gross Profit Margin	70.4%	90.11%	83.81%
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$11.20M	$11.30M	$11.20M
YoY Change	0.0%	0.89%	7.69%
% of Gross Profit	11.45%	9.17%	9.49%
Operating Expenses	$73.90M	$76.70M	$71.80M
YoY Change	2.78%	6.82%	14.51%
Operating Profit	$23.96M	$46.53M	$46.18M
YoY Change	8.03%	0.76%	15.1%
Interest Expense	-$4.900M	-$5.000M	-$5.000M
YoY Change	-2.0%	0.0%	-1.96%
% of Operating Profit	-20.45%	-10.75%	-10.83%
Other Income/Expense, Net	$3.000M	$2.105M	$2.564M
YoY Change	100.0%	-17.9%	-2.73%
Pretax Income	$22.10M	$43.59M	$43.71M
YoY Change	18.82%	-0.25%	16.19%
Income Tax	$7.570M	$15.71M	$15.35M
% Of Pretax Income	34.25%	36.05%	35.12%
Net Earnings	$14.50M	$27.88M	$28.35M
YoY Change	29.11%	-1.67%	21.54%
Net Earnings / Revenue	10.44%	20.39%	20.14%
Basic Earnings Per Share
Diluted Earnings Per Share	$417.9K	$804.0K	$818.4K
COMMON SHARES
Basic Shares Outstanding	34.67M shares	34.67M shares	34.67M shares
Diluted Shares Outstanding

Balance Sheet

Concept	2016 Q4	2016 Q3	2015 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$96.00M	$111.6M	$94.30M
YoY Change	17.94%	18.35%	6.31%
Cash & Equivalents	$95.96M	$111.6M	$94.27M
Short-Term Investments
Other Short-Term Assets	$12.29M	$13.12M	$9.916M
YoY Change	16.3%	32.26%	2.76%
Inventory	$41.10M	$44.00M	$50.50M
Prepaid Expenses
Receivables	$39.89M	$40.01M	$35.51M
Other Receivables	$8.530M	$6.885M	$6.549M
Total Short-Term Assets	$275.5M	$249.3M	$241.8M
YoY Change	8.15%	3.11%	7.26%
LONG-TERM ASSETS
Property, Plant & Equipment	$1.282B	$1.281B	$1.233B
YoY Change	3.11%	3.96%	2.89%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$73.62M	$76.70M	$74.00M
YoY Change	4.2%	3.65%	3.64%
Other Assets	$1.088M	$6.361M	$10.03M
YoY Change	-18.32%	-36.57%	42.67%
Total Long-Term Assets	$1.526B	$1.511B	$1.472B
YoY Change	3.66%	2.63%	5.56%
TOTAL ASSETS
Total Short-Term Assets	$275.5M	$249.3M	$241.8M
Total Long-Term Assets	$1.526B	$1.511B	$1.472B
Total Assets	$1.801B	$1.760B	$1.714B
YoY Change	4.32%	2.7%	5.8%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$47.80M	$49.96M	$35.85M
YoY Change	17.07%	39.35%	-14.37%
Accrued Expenses	$17.40M	$14.30M	$14.10M
YoY Change	6.75%	1.42%	-1.4%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$4.333M	$4.333M	$4.245M
YoY Change	1.57%	2.07%	1.99%
Total Short-Term Liabilities	$103.5M	$86.16M	$74.26M
YoY Change	23.01%	16.03%	-9.61%
LONG-TERM LIABILITIES
Long-Term Debt	$382.8M	$383.8M	$392.1M
YoY Change	-1.02%	-2.11%	-1.07%
Other Long-Term Liabilities	$66.43M	$66.45M	$60.48M
YoY Change	7.45%	9.88%	14.22%
Total Long-Term Liabilities	$590.7M	$569.9M	$558.1M
YoY Change	4.53%	2.1%	14.5%
TOTAL LIABILITIES
Total Short-Term Liabilities	$103.5M	$86.16M	$74.26M
Total Long-Term Liabilities	$590.7M	$569.9M	$558.1M
Total Liabilities	$694.2M	$656.0M	$632.4M
YoY Change	6.93%	3.74%	11.02%
SHAREHOLDERS EQUITY
Retained Earnings	$373.0M
YoY Change	9.96%
Common Stock	$34.67M
YoY Change	0.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$724.1M	$720.3M	$689.4M
YoY Change
Total Liabilities & Shareholders Equity	$1.801B	$1.760B	$1.714B
YoY Change	4.32%	2.7%	5.8%

Cashflow Statement

Concept	2016 Q4	2016 Q3	2015 Q3
OPERATING ACTIVITIES
Net Income	$14.50M	$27.88M	$28.35M
YoY Change	29.11%	-1.67%	21.54%
Depreciation, Depletion And Amortization	$11.20M	$11.30M	$11.20M
YoY Change	0.0%	0.89%	7.69%
Cash From Operating Activities	$18.30M	$35.70M	$49.70M
YoY Change	-1.08%	-28.17%	36.91%
INVESTING ACTIVITIES
Capital Expenditures	-$21.40M	-$21.50M	-$19.10M
YoY Change	8.63%	12.57%	-19.75%
Acquisitions
YoY Change
Other Investing Activities	-$900.0K	-$1.100M	-$300.0K
YoY Change	125.0%	266.67%	-62.5%
Cash From Investing Activities	-$22.20M	-$22.60M	-$19.40M
YoY Change	10.45%	16.49%	-21.14%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-11.70M	-11.80M	-11.80M
YoY Change	4.46%	0.0%	9.26%
NET CHANGE
Cash From Operating Activities	18.30M	35.70M	49.70M
Cash From Investing Activities	-22.20M	-22.60M	-19.40M
Cash From Financing Activities	-11.70M	-11.80M	-11.80M
Net Change In Cash	-15.60M	1.300M	18.50M
YoY Change	21.87%	-92.97%	1955.56%
FREE CASH FLOW
Cash From Operating Activities	$18.30M	$35.70M	$49.70M
Capital Expenditures	-$21.40M	-$21.50M	-$19.10M
Free Cash Flow	$39.70M	$57.20M	$68.80M
YoY Change	3.93%	-16.86%	14.48%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-180000	USD
CY2015Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	37112000	USD
CY2015Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1243445000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	59931000	USD
CY2015Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	61820000	USD
CY2015Q4	us-gaap	Capitalization Longterm Debt And Equity CapitalizationLongtermDebtAndEquity	1077202000	USD
CY2015Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	386744000	USD
	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	0	shares
	us-gaap	Dilutive Securities DilutiveSecurities	0	USD
CY2015Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	6377000	USD
CY2015Q4	mgee	Property Plant And Equipment Net Before Construction In Progress PropertyPlantAndEquipmentNetBeforeConstructionInProgress	1217094000	USD
CY2015Q4	us-gaap	Assets Assets	1726403000	USD
CY2015Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	4266000	USD
CY2015Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1726403000	USD
CY2015Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	26351000	USD
CY2015Q4	us-gaap	Investments Investments	73631000	USD
CY2015Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	40830000	USD
CY2015Q4	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	8343000	USD
CY2015Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	4910000	USD
CY2015Q4	us-gaap	Liabilities Current LiabilitiesCurrent	84146000	USD
CY2015Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	360785000	USD
CY2015Q4	us-gaap	Accumulated Deferred Investment Tax Credit AccumulatedDeferredInvestmentTaxCredit	1050000	USD
CY2015Q4	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	20785000	USD
CY2015Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	75680000	USD
	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	0	shares
CY2015Q4	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	44935000	USD
CY2015Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	565055000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Net FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet	0	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Change In Unrealized Gain Loss FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	0	USD
CY2016Q3	mgee	Counterparties In Default CounterpartiesInDefault	0
	mgee	Utilities Operating Expense Excluding Depreciation And Amortization UtilitiesOperatingExpenseExcludingDepreciationAndAmortization	297952000	USD
CY2015Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	11215000	USD
	mgee	Fair Value Inputs Delivery Points Basis Adjustment On Peak FairValueInputsDeliveryPointsBasisAdjustmentOnPeak	0.933	pure
	mgee	Fair Value Inputs Delivery Points Basis Adjustment Off Peak FairValueInputsDeliveryPointsBasisAdjustmentOffPeak	0.941	pure
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-120000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Earnings FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings	-4497000	USD
CY2015Q4	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-53501000	USD
CY2014Q4	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-53986000	USD
	mgee	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Regulatory Liabilities Assets FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInRegulatoryLiabilitiesAssets	-3096000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Other Comprehensive Income Loss FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInOtherComprehensiveIncomeLoss	0	USD
	mgee	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Current Assets FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInCurrentAssets	0	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Purchases FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases	17497000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Sales FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales	0	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Issues FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIssues	0	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Settlements FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements	13000000	USD
CY2015Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
	us-gaap	Gas Domestic Regulated Revenue GasDomesticRegulatedRevenue	108028000	USD
	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	433055000	USD
	us-gaap	Utilities Operating Expense Fuel Used UtilitiesOperatingExpenseFuelUsed	41624000	USD
	us-gaap	Utilities Operating Expense Purchased Power UtilitiesOperatingExpensePurchasedPower	62614000	USD
	mgee	Utilities Operating Expense Cost Of Gas Sold UtilitiesOperatingExpenseCostOfGasSold	57868000	USD
	us-gaap	Utilities Operating Expense Maintenance And Operations UtilitiesOperatingExpenseMaintenanceAndOperations	120895000	USD
	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	33026000	USD
	us-gaap	Utilities Operating Expense Taxes UtilitiesOperatingExpenseTaxes	14951000	USD
	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	330978000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	102077000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	7115000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-15135000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	94057000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	33946000	USD
	us-gaap	Net Income Loss NetIncomeLoss	60111000	USD
	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	1.73
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.860
	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	34668000	shares
CY2016Q3	us-gaap	Gas Domestic Regulated Revenue GasDomesticRegulatedRevenue	17570000	USD
	us-gaap	Gas Domestic Regulated Revenue GasDomesticRegulatedRevenue	92368000	USD
CY2016Q3	us-gaap	Utilities Operating Expense Fuel Used UtilitiesOperatingExpenseFuelUsed	20505000	USD
	us-gaap	Utilities Operating Expense Fuel Used UtilitiesOperatingExpenseFuelUsed	47567000	USD
CY2016Q3	us-gaap	Utilities Operating Expense Purchased Power UtilitiesOperatingExpensePurchasedPower	9167000	USD
	us-gaap	Utilities Operating Expense Purchased Power UtilitiesOperatingExpensePurchasedPower	38698000	USD
CY2016Q3	mgee	Utilities Operating Expense Cost Of Gas Sold UtilitiesOperatingExpenseCostOfGasSold	4314000	USD
	mgee	Utilities Operating Expense Cost Of Gas Sold UtilitiesOperatingExpenseCostOfGasSold	43247000	USD
CY2016Q3	us-gaap	Utilities Operating Expense Maintenance And Operations UtilitiesOperatingExpenseMaintenanceAndOperations	40146000	USD
	us-gaap	Utilities Operating Expense Maintenance And Operations UtilitiesOperatingExpenseMaintenanceAndOperations	123839000	USD
CY2016Q3	us-gaap	Utilities Operating Expense Taxes UtilitiesOperatingExpenseTaxes	4846000	USD
	us-gaap	Utilities Operating Expense Taxes UtilitiesOperatingExpenseTaxes	14841000	USD
CY2016Q3	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	90190000	USD
	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	34668000	shares
CY2016Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	11000	USD
	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	301550000	USD
	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	1.76
CY2016Q3	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.80
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-143000	USD
CY2016Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	27891000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	60915000	USD
CY2016Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	8000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-96000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	15041000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	583000	USD
	us-gaap	Pension And Other Postretirement Benefit Expense PensionAndOtherPostretirementBenefitExpense	165000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	6023000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-693000	USD
	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	-33740000	USD
	us-gaap	Increase Decrease In Other Current Liabilities IncreaseDecreaseInOtherCurrentLiabilities	-3147000	USD
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	4214000	USD
	us-gaap	Pension And Other Postretirement Benefit Contributions PensionAndOtherPostretirementBenefitContributions	13134000	USD
	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	-2644000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	129192000	USD
	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	2036000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	310000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-64619000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	31115000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	3192000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-34372000	USD
CY2016Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2016Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	40007000	USD
CY2016Q3	us-gaap	Other Receivables Net Current OtherReceivablesNetCurrent	6885000	USD
CY2016Q3	us-gaap	Other Inventory Supplies OtherInventorySupplies	20004000	USD
CY2016Q3	us-gaap	Energy Related Inventory Other Fossil Fuel EnergyRelatedInventoryOtherFossilFuel	9113000	USD
CY2016Q3	us-gaap	Energy Related Inventory Gas Stored Underground EnergyRelatedInventoryGasStoredUnderground	14886000	USD
CY2016Q3	us-gaap	Prepaid Taxes PrepaidTaxes	12617000	USD
CY2016Q3	us-gaap	Regulatory Assets Current RegulatoryAssetsCurrent	7207000	USD
CY2016Q3	us-gaap	Other Assets Current OtherAssetsCurrent	13115000	USD
CY2016Q3	us-gaap	Assets Current AssetsCurrent	249304000	USD
CY2016Q3	us-gaap	Regulatory Assets Noncurrent RegulatoryAssetsNoncurrent	146305000	USD
CY2016Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	6361000	USD
CY2016Q3	mgee	Property Plant And Equipment Net Before Construction In Progress PropertyPlantAndEquipmentNetBeforeConstructionInProgress	1243081000	USD
CY2016Q3	us-gaap	Construction In Progress Gross ConstructionInProgressGross	38290000	USD
CY2016Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1281371000	USD
CY2016Q3	us-gaap	Investments Investments	76731000	USD
CY2016Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	4333000	USD
CY2016Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	49961000	USD
CY2016Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	9783000	USD
CY2016Q3	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	8030000	USD
CY2016Q3	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	5950000	USD
CY2016Q3	us-gaap	Liabilities Current LiabilitiesCurrent	86159000	USD
CY2016Q3	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	376194000	USD
CY2016Q3	us-gaap	Accumulated Deferred Investment Tax Credit AccumulatedDeferredInvestmentTaxCredit	973000	USD
CY2016Q3	us-gaap	Regulatory Liability Noncurrent RegulatoryLiabilityNoncurrent	21959000	USD
CY2016Q3	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	61825000	USD
CY2016Q3	us-gaap	Derivative Liabilities Noncurrent DerivativeLiabilitiesNoncurrent	42460000	USD
CY2016Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	66450000	USD
CY2016Q3	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	569861000	USD
CY2016Q3	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	383794000	USD
CY2016Q3	us-gaap	Capitalization Longterm Debt And Equity CapitalizationLongtermDebtAndEquity	1104052000	USD
CY2016Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1760072000	USD
CY2015Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-57082000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-180000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-143000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	31115000	USD
CY2014Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	65755000	USD
CY2015Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	94267000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	30201000	USD
	dei	Document Period End Date DocumentPeriodEndDate	2016-09-30
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2016
	dei	Amendment Flag AmendmentFlag	false
	dei	Entity Registrant Name EntityRegistrantName	MGE Energy Inc
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2016Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	34668370	shares
CY2016Q3	mgee	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Regulatory Liabilities Assets FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInRegulatoryLiabilitiesAssets	1455000	USD
	mgee	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Regulatory Liabilities Assets FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInRegulatoryLiabilitiesAssets	3073000	USD
CY2016Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Other Comprehensive Income Loss FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInOtherComprehensiveIncomeLoss	0	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Other Comprehensive Income Loss FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInOtherComprehensiveIncomeLoss	0	USD
CY2016Q3	mgee	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Current Assets FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInCurrentAssets	0	USD
	mgee	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Current Assets FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInCurrentAssets	0	USD
CY2016Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Purchases FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases	5814000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Purchases FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases	16751000	USD
CY2016Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Sales FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales	0	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Sales FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales	0	USD
CY2016Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Issues FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIssues	0	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Issues FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIssues	0	USD
CY2016Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Settlements FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements	5537000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Settlements FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements	12502000	USD
CY2016Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Net FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet	0	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Net FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet	0	USD
CY2016Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Change In Unrealized Gain Loss FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	0	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Change In Unrealized Gain Loss FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	0	USD
CY2016Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-50429000	USD
CY2016Q3	mgee	Utilities Operating Expense Excluding Depreciation And Amortization UtilitiesOperatingExpenseExcludingDepreciationAndAmortization	78978000	USD
	mgee	Utilities Operating Expense Excluding Depreciation And Amortization UtilitiesOperatingExpenseExcludingDepreciationAndAmortization	268192000	USD
CY2016Q3	mgee	Accruedinterestandtaxes Accruedinterestandtaxes	4538000	USD
CY2015Q4	mgee	Accruedinterestandtaxes Accruedinterestandtaxes	5067000	USD
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.898
CY2015	mgee	Fair Value Inputs Delivery Points Basis Adjustment On Peak FairValueInputsDeliveryPointsBasisAdjustmentOnPeak	0.969	pure
CY2015	mgee	Fair Value Inputs Delivery Points Basis Adjustment Off Peak FairValueInputsDeliveryPointsBasisAdjustmentOffPeak	0.951	pure
CY2016Q3	us-gaap	Assets Assets	1760072000	USD
CY2015Q4	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	100000	USD
CY2016Q3	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	0	USD
CY2016Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2815000	USD
CY2015Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	3052000	USD
CY2016Q3	us-gaap	Allowance For Doubtful Accounts Premiums And Other Receivables AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables	480000	USD
CY2015Q4	us-gaap	Allowance For Doubtful Accounts Premiums And Other Receivables AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables	642000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	0	USD
CY2015Q4	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	1000000	USD
	dei	Trading Symbol TradingSymbol	MGEE
CY2016Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	15714000	USD
CY2016Q3	us-gaap	Net Income Loss NetIncomeLoss	27880000	USD
CY2016Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	43594000	USD
CY2016Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-5038000	USD
CY2016Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	2105000	USD
CY2016Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	46527000	USD
CY2016Q3	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	136717000	USD
CY2016Q3	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	11212000	USD
CY2015Q3	us-gaap	Gas Domestic Regulated Revenue GasDomesticRegulatedRevenue	17431000	USD
CY2015Q3	us-gaap	Utilities Operating Expense Fuel Used UtilitiesOperatingExpenseFuelUsed	17055000	USD
CY2015Q3	us-gaap	Utilities Operating Expense Purchased Power UtilitiesOperatingExpensePurchasedPower	18484000	USD
CY2015Q3	mgee	Utilities Operating Expense Cost Of Gas Sold UtilitiesOperatingExpenseCostOfGasSold	4299000	USD
CY2015Q3	us-gaap	Utilities Operating Expense Maintenance And Operations UtilitiesOperatingExpenseMaintenanceAndOperations	38721000	USD
CY2015Q3	us-gaap	Utilities Operating Expense Taxes UtilitiesOperatingExpenseTaxes	4877000	USD
CY2015Q3	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	94618000	USD
CY2015Q3	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.82
CY2015Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.295
CY2015Q3	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	34668000	shares
CY2015Q3	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	140795000	USD
CY2015Q3	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	11182000	USD
CY2015Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	46177000	USD
CY2015Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	2564000	USD
CY2015Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-5036000	USD
CY2015Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	43705000	USD
CY2015Q3	us-gaap	Net Income Loss NetIncomeLoss	28354000	USD
CY2015Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	15351000	USD
	us-gaap	Regulated And Unregulated Operating Revenue RegulatedAndUnregulatedOperatingRevenue	405820000	USD
	us-gaap	Utilities Operating Expense Depreciation And Amortization UtilitiesOperatingExpenseDepreciationAndAmortization	33358000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	104270000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	6726000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-14995000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	96001000	USD
	us-gaap	Net Income Loss NetIncomeLoss	61058000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	34943000	USD
CY2015Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-85000	USD
CY2015Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	28269000	USD
CY2015Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-56000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	7370000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-78000	USD
	us-gaap	Pension And Other Postretirement Benefit Expense PensionAndOtherPostretirementBenefitExpense	2500000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	6568000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	154000	USD
	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	-39034000	USD
	us-gaap	Increase Decrease In Other Current Liabilities IncreaseDecreaseInOtherCurrentLiabilities	-18231000	USD
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	4732000	USD
	us-gaap	Pension And Other Postretirement Benefit Contributions PensionAndOtherPostretirementBenefitContributions	12460000	USD
	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	-13373000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	122655000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	52311000	USD
	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	785000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	85000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-53181000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	29816000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	3128000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-40962000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	28512000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-7000000	USD
CY2016Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	111585000	USD
CY2016Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Earnings FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings	-278000	USD
	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Earnings FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings	-4250000	USD
CY2015Q3	mgee	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Regulatory Liabilities Assets FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInRegulatoryLiabilitiesAssets	-888000	USD
CY2015Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Other Comprehensive Income Loss FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInOtherComprehensiveIncomeLoss	0	USD
CY2015Q3	mgee	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Current Assets FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInCurrentAssets	0	USD
CY2015Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Purchases FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases	6364000	USD
CY2015Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Sales FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales	0	USD
CY2015Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Issues FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIssues	0	USD
CY2015Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Settlements FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSettlements	4079000	USD
CY2015Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Net FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet	0	USD
CY2015Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Change In Unrealized Gain Loss FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	0	USD
CY2015Q3	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Earnings FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings	-2285000	USD
CY2015Q3	mgee	Utilities Operating Expense Excluding Depreciation And Amortization UtilitiesOperatingExpenseExcludingDepreciationAndAmortization	83436000	USD
	dei	Entity Central Index Key EntityCentralIndexKey	0001161728
	dei	Document Type DocumentType	10-Q
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2016Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.308
CY2016Q3	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	3564000	USD
CY2015Q4	us-gaap	Regulatory Liability Current RegulatoryLiabilityCurrent	9515000	USD
CY2015Q2	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-56194000	USD
CY2014Q4	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	-142000	USD
	us-gaap	Electric Utility Revenue ElectricUtilityRevenue	325027000	USD
	us-gaap	Electric Utility Revenue ElectricUtilityRevenue	313452000	USD
CY2016Q3	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	13885000	USD
CY2015Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	25008000	USD
CY2016Q2	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-51883000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-1018000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-65000	USD
CY2015Q3	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.351	pure
CY2016Q3	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.361	pure
CY2016Q3	us-gaap	Purchase Obligation Future Minimum Payments Remainder Of Fiscal Year PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear	40926000	USD
CY2016Q3	us-gaap	Purchase Obligation Due In Second Year PurchaseObligationDueInSecondYear	49973000	USD
CY2016Q3	us-gaap	Purchase Obligation Due In Third Year PurchaseObligationDueInThirdYear	33284000	USD
CY2016Q3	us-gaap	Purchase Obligation Due In Fourth Year PurchaseObligationDueInFourthYear	23332000	USD
CY2016Q3	us-gaap	Purchase Obligation Due In Fifth Year PurchaseObligationDueInFifthYear	15225000	USD
CY2016Q3	us-gaap	Purchase Obligation Due After Fifth Year PurchaseObligationDueAfterFifthYear	31767000	USD
	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	3497000	USD
	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	10603000	USD
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.364	pure
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.361	pure
CY2016Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	2023000	USD
CY2016Q3	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	1486000	USD
CY2016Q3	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	888000	USD
CY2015Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	2398000	USD
CY2015Q3	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	1841000	USD
CY2015Q3	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	177000	USD
CY2014Q4	us-gaap	Stockholders Equity StockholdersEquity	659259000	USD
CY2014Q4	mgee	Stockholdersequitybalancebeforeadjustments Stockholdersequitybalancebeforeadjustments	659401000	USD
CY2015Q3	us-gaap	Stockholders Equity StockholdersEquity	689374000	USD
CY2015Q4	us-gaap	Stockholders Equity StockholdersEquity	690458000	USD
CY2016Q3	us-gaap	Stockholders Equity StockholdersEquity	720258000	USD
CY2016Q3	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	0	USD
CY2016Q3	us-gaap	Margin Deposit Assets MarginDepositAssets	1600000	USD
CY2015Q4	us-gaap	Margin Deposit Assets MarginDepositAssets	2300000	USD
CY2016Q3	us-gaap	Electric Utility Revenue ElectricUtilityRevenue	119147000	USD
CY2016Q3	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	34668000	shares
CY2015Q3	us-gaap	Electric Utility Revenue ElectricUtilityRevenue	123364000	USD
CY2015Q4	us-gaap	Other Receivables Net Current OtherReceivablesNetCurrent	7477000	USD
	us-gaap	Derivatives Methods Of Accounting Hedging Derivatives DerivativesMethodsOfAccountingHedgingDerivatives	<div><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:45pt;' >As part of its regular operations, MGE enters into contracts, including options, swaps, futures, forwards, and other contractual commitments, to manage its exposure to commodity </font><font style='font-family:Times New Roman;font-size:10pt;' >prices</font><font style='font-family:Times New Roman;font-size:10pt;' >. To the extent that these contracts are derivatives, MGE assesses whether or not the normal purchases or normal sales exclusion applies. For contracts to which this exclusion cannot be applied, MGE Energy and MGE recognize such derivatives in the co</font><font style='font-family:Times New Roman;font-size:10pt;' >nsolidated balance sheets at fair value. MGE's </font><font style='font-family:Times New Roman;font-size:10pt;' >financial </font><font style='font-family:Times New Roman;font-size:10pt;' >commodity </font><font style='font-family:Times New Roman;font-size:10pt;' >derivative activities are conducted in accordance with its electric and gas risk management program, which is approved by the PSCW and limits the volume </font><font style='font-family:Times New Roman;font-size:10pt;' >MGE</font><font style='font-family:Times New Roman;font-size:10pt;' > can hedge with specific risk management st</font><font style='font-family:Times New Roman;font-size:10pt;' >rategies. The maximum length of time over which cash flows related to energy commodities can be hedged is four years. If the derivative qualifies for regulatory deferral, the derivatives are marked to fair value and are offset with a corresponding regulato</font><font style='font-family:Times New Roman;font-size:10pt;' >ry asset or liability. The deferred gain or loss is recognized in earnings in the delivery month applicable to the instrument. Gains and losses related to hedges qualifying for regulatory treatment are recoverable in gas rates through the PGA or in electri</font><font style='font-family:Times New Roman;font-size:10pt;' >c rates as a component of the fuel rules mechanism. </font></p></div>

Files In Submission

Name	View Source	Status
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0001161728-16-000042-index.html	Edgar Link	pending
0001161728-16-000042.txt	Edgar Link	pending
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$MGEE
MGE ENERGY INC Stock $mgee

2016 Q4 Form 10-Q Financial Statement

#000116172816000042 Filed on November 03, 2016

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MGEE MGE ENERGY INC Stock $mgee

2016 Q4 Form 10-Q Financial Statement

#000116172816000042 Filed on November 03, 2016

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MGEE
MGE ENERGY INC Stock $mgee