2018 Q1 Form 10-Q Financial Statement
#000162828018006290 Filed on May 08, 2018
Income Statement
Concept | 2018 Q1 | 2017 Q1 |
---|---|---|
Revenue | $168.8M | $185.2M |
YoY Change | -8.82% | 26.57% |
Cost Of Revenue | $148.1M | $101.0M |
YoY Change | 46.63% | 46.59% |
Gross Profit | $91.30M | $84.20M |
YoY Change | 8.43% | 8.79% |
Gross Profit Margin | 54.08% | 45.47% |
Selling, General & Admin | ||
YoY Change | ||
% of Gross Profit | ||
Research & Development | ||
YoY Change | ||
% of Gross Profit | ||
Depreciation & Amortization | $9.704M | $8.812M |
YoY Change | 10.12% | 17.45% |
% of Gross Profit | 10.63% | 10.47% |
Operating Expenses | $199.0M | $150.1M |
YoY Change | 32.58% | 36.52% |
Operating Profit | $40.85M | $35.10M |
YoY Change | 16.39% | -3.52% |
Interest Expense | $3.664M | $2.739M |
YoY Change | 33.77% | 3.36% |
% of Operating Profit | 8.97% | 7.8% |
Other Income/Expense, Net | $68.00K | -$700.0K |
YoY Change | -109.71% | 1958.82% |
Pretax Income | $36.81M | $31.66M |
YoY Change | 16.27% | -6.04% |
Income Tax | $9.955M | $12.52M |
% Of Pretax Income | 27.04% | 39.53% |
Net Earnings | $26.86M | $19.14M |
YoY Change | 40.28% | -6.0% |
Net Earnings / Revenue | 15.91% | 10.34% |
Basic Earnings Per Share | $1.64 | $1.17 |
Diluted Earnings Per Share | $1.64 | $1.17 |
COMMON SHARES | ||
Basic Shares Outstanding | 16.35M shares | 16.32M shares |
Diluted Shares Outstanding | 16.40M shares | 16.36M shares |
Balance Sheet
Concept | 2018 Q1 | 2017 Q1 |
---|---|---|
SHORT-TERM ASSETS | ||
Cash & Short-Term Investments | $6.000M | $5.700M |
YoY Change | 5.26% | 72.73% |
Cash & Equivalents | $5.996M | $5.700M |
Short-Term Investments | ||
Other Short-Term Assets | $6.717M | $1.804M |
YoY Change | 272.34% | 6.87% |
Inventory | $13.10M | $9.800M |
Prepaid Expenses | $8.199M | $4.534M |
Receivables | $69.45M | $58.38M |
Other Receivables | $4.300M | $13.40M |
Total Short-Term Assets | $137.8M | $118.8M |
YoY Change | 16.01% | 18.37% |
LONG-TERM ASSETS | ||
Property, Plant & Equipment | $1.177B | $1.018B |
YoY Change | 15.54% | 15.56% |
Goodwill | $22.10M | $15.07M |
YoY Change | 46.68% | 0.0% |
Intangibles | $4.482M | $1.752M |
YoY Change | 155.82% | -17.67% |
Long-Term Investments | $6.600M | $5.200M |
YoY Change | 26.92% | 40.54% |
Other Assets | $75.50M | $76.20M |
YoY Change | -0.92% | -0.91% |
Total Long-Term Assets | $1.290B | $1.119B |
YoY Change | 15.2% | 14.05% |
TOTAL ASSETS | ||
Total Short-Term Assets | $137.8M | $118.8M |
Total Long-Term Assets | $1.290B | $1.119B |
Total Assets | $1.427B | $1.238B |
YoY Change | 15.27% | 14.45% |
SHORT-TERM LIABILITIES | ||
YoY Change | ||
Accounts Payable | $57.46M | $49.50M |
YoY Change | 16.07% | 36.37% |
Accrued Expenses | $17.40M | $17.70M |
YoY Change | -1.69% | 17.22% |
Deferred Revenue | $244.0K | |
YoY Change | ||
Short-Term Debt | $229.1M | $199.3M |
YoY Change | 14.94% | 15.39% |
Long-Term Debt Due | $9.389M | $12.11M |
YoY Change | -22.48% | 32.17% |
Total Short-Term Liabilities | $374.3M | $320.7M |
YoY Change | 16.71% | 16.86% |
LONG-TERM LIABILITIES | ||
Long-Term Debt | $222.0M | $136.5M |
YoY Change | 62.6% | -8.12% |
Other Long-Term Liabilities | $5.846M | $4.730M |
YoY Change | 23.59% | 79.98% |
Total Long-Term Liabilities | $227.9M | $141.3M |
YoY Change | 61.3% | -6.59% |
TOTAL LIABILITIES | ||
Total Short-Term Liabilities | $374.3M | $320.7M |
Total Long-Term Liabilities | $227.9M | $141.3M |
Total Liabilities | $602.2M | $462.0M |
YoY Change | 30.34% | 8.53% |
SHAREHOLDERS EQUITY | ||
Retained Earnings | $250.0M | $206.2M |
YoY Change | 21.26% | 13.19% |
Common Stock | $262.1M | $259.1M |
YoY Change | 1.16% | 30.96% |
Preferred Stock | ||
YoY Change | ||
Treasury Stock (at cost) | $3.573M | $3.100M |
YoY Change | 15.26% | 39.58% |
Treasury Stock Shares | ||
Shareholders Equity | $505.2M | $460.8M |
YoY Change | ||
Total Liabilities & Shareholders Equity | $1.427B | $1.238B |
YoY Change | 15.27% | 14.45% |
Cashflow Statement
Concept | 2018 Q1 | 2017 Q1 |
---|---|---|
OPERATING ACTIVITIES | ||
Net Income | $26.86M | $19.14M |
YoY Change | 40.28% | -6.0% |
Depreciation, Depletion And Amortization | $9.704M | $8.812M |
YoY Change | 10.12% | 17.45% |
Cash From Operating Activities | $66.67M | $59.95M |
YoY Change | 11.21% | 35.85% |
INVESTING ACTIVITIES | ||
Capital Expenditures | $63.12M | $42.17M |
YoY Change | 49.66% | 11.62% |
Acquisitions | ||
YoY Change | ||
Other Investing Activities | $100.0K | $0.00 |
YoY Change | ||
Cash From Investing Activities | -$62.97M | -$42.19M |
YoY Change | 49.25% | 11.53% |
FINANCING ACTIVITIES | ||
Cash Dividend Paid | ||
YoY Change | ||
Common Stock Issuance & Retirement, Net | ||
YoY Change | ||
Debt Paid & Issued, Net | $428.0K | $416.0K |
YoY Change | 2.88% | 3.48% |
Cash From Financing Activities | -$3.319M | -$16.24M |
YoY Change | -79.56% | 177.92% |
NET CHANGE | ||
Cash From Operating Activities | $66.67M | $59.95M |
Cash From Investing Activities | -$62.97M | -$42.19M |
Cash From Financing Activities | -$3.319M | -$16.24M |
Net Change In Cash | $382.0K | $1.522M |
YoY Change | -74.9% | 230.87% |
FREE CASH FLOW | ||
Cash From Operating Activities | $66.67M | $59.95M |
Capital Expenditures | $63.12M | $42.17M |
Free Cash Flow | $3.556M | $17.78M |
YoY Change | -80.0% | 179.99% |
Facts In Submission
Frame | Concept Type | Concept / XBRL Key | Value | Unit |
---|---|---|---|---|
CY2017Q4 | cpk |
Accounts Payable Subject To Master Netting Arrangement
AccountsPayableSubjectToMasterNettingArrangement
|
2391000 | USD |
CY2018Q1 | cpk |
Accounts Payable Subject To Master Netting Arrangement
AccountsPayableSubjectToMasterNettingArrangement
|
2092000 | USD |
CY2017Q4 | cpk |
Accounts Receivable Subjectto Master Netting Arrangement
AccountsReceivableSubjecttoMasterNettingArrangement
|
2391000 | USD |
CY2018Q1 | cpk |
Accounts Receivable Subjectto Master Netting Arrangement
AccountsReceivableSubjecttoMasterNettingArrangement
|
2092000 | USD |
CY2017Q4 | cpk |
Accrued Revenue
AccruedRevenue
|
22279000 | USD |
CY2018Q1 | cpk |
Accrued Revenue
AccruedRevenue
|
18907000 | USD |
CY2018Q1 | cpk |
Annual Estimate Of Volume Of Propane To Be Purchased
AnnualEstimateOfVolumeOfPropaneToBePurchased
|
2500000 | gal |
CY2018Q1 | cpk |
Companys Exposure In Number Of Former Manufactured Gas Plant Sites
CompanysExposureInNumberOfFormerManufacturedGasPlantSites
|
7 | site |
CY2018Q1 | cpk |
Contract Duration
ContractDuration
|
P20Y | |
CY2018Q1 | cpk |
Debt Service Coverage Ratio
DebtServiceCoverageRatio
|
1.25 | |
CY2017Q4 | cpk |
Deferred Charges And Other Assets
DeferredChargesAndOtherAssets
|
112820000 | USD |
CY2018Q1 | cpk |
Deferred Charges And Other Assets
DeferredChargesAndOtherAssets
|
113079000 | USD |
CY2017Q1 | cpk |
Defined Benefit Plan Amounts Recognized From Regulatory Asset
DefinedBenefitPlanAmountsRecognizedFromRegulatoryAsset
|
106000 | USD |
CY2018Q1 | cpk |
Defined Benefit Plan Amounts Recognized From Regulatory Asset
DefinedBenefitPlanAmountsRecognizedFromRegulatoryAsset
|
88000 | USD |
CY2017Q1 | cpk |
Defined Benefit Plan Amounts Recognized Gain Loss
DefinedBenefitPlanAmountsRecognizedGainLoss
|
257000 | USD |
CY2018Q1 | cpk |
Defined Benefit Plan Amounts Recognized Gain Loss
DefinedBenefitPlanAmountsRecognizedGainLoss
|
218000 | USD |
CY2018Q1 | cpk |
Delayof Revenue Recognition Due To Implementationof New Standard
DelayofRevenueRecognitionDueToImplementationofNewStandard
|
407000 | USD |
CY2017Q1 | cpk |
Depreciation And Accretion Included In Other Costs
DepreciationAndAccretionIncludedInOtherCosts
|
1939000 | USD |
CY2018Q1 | cpk |
Depreciation And Accretion Included In Other Costs
DepreciationAndAccretionIncludedInOtherCosts
|
2276000 | USD |
CY2018Q1 | cpk |
Expected Amortization Of Pre Merger Regulatory Asset
ExpectedAmortizationOfPreMergerRegulatoryAsset
|
769000 | USD |
CY2018Q1 | cpk |
Expected Pension And Postretirement Benefit Costs
ExpectedPensionAndPostretirementBenefitCosts
|
900000 | USD |
CY2018Q1 | cpk |
Maximum Debt To Net Capital Ratio Under Agreement Two
MaximumDebtToNetCapitalRatioUnderAgreementTwo
|
0.65 | |
CY2018Q1 | cpk |
Minimum Interest Coverage Ratio Under Agreement Two
MinimumInterestCoverageRatioUnderAgreementTwo
|
2 | |
CY2018Q1 | cpk |
Number Of Years For Power Purchase Agreement
NumberOfYearsForPowerPurchaseAgreement
|
P20Y | |
CY2018Q1 | cpk |
Number Of Years To Purchase Propane Under Contract
NumberOfYearsToPurchasePropaneUnderContract
|
P6Y | |
CY2018Q1 | cpk |
Numberof Propane Price Indices
NumberofPropanePriceIndices
|
2 | |
CY2018Q1 | cpk |
Numberof Yearsfor Asset Management Agreement
NumberofYearsforAssetManagementAgreement
|
P3Y | |
CY2017 | cpk |
Numberofcustomersacquiredthroughacquisition
Numberofcustomersacquiredthroughacquisition
|
800 | |
CY2017Q1 | cpk |
Operations
Operations
|
32490000 | USD |
CY2018Q1 | cpk |
Operations
Operations
|
32702000 | USD |
CY2018Q1 | cpk |
Ratiobasedonaveragenumberofpriorquarters
Ratiobasedonaveragenumberofpriorquarters
|
6 | |
CY2018Q1 | cpk |
Ratiosbasedonaverageofthepriorquarters
Ratiosbasedonaverageofthepriorquarters
|
P1Y6M | |
CY2017Q4 | cpk |
Receivables And Other Deferred Charges
ReceivablesAndOtherDeferredCharges
|
3699000 | USD |
CY2018Q1 | cpk |
Receivables And Other Deferred Charges
ReceivablesAndOtherDeferredCharges
|
4316000 | USD |
CY2017Q1 | cpk |
Regulated Energy Cost Of Sales
RegulatedEnergyCostOfSales
|
40244000 | USD |
CY2018Q1 | cpk |
Regulated Energy Cost Of Sales
RegulatedEnergyCostOfSales
|
48231000 | USD |
CY2017Q4 | cpk |
Shares Held In Trust For Deferred Compensation Plan
SharesHeldInTrustForDeferredCompensationPlan
|
90961 | shares |
CY2018Q1 | cpk |
Shares Held In Trust For Deferred Compensation Plan
SharesHeldInTrustForDeferredCompensationPlan
|
93422 | shares |
CY2018Q1 | cpk |
Standby Letters Of Credit
StandbyLettersOfCredit
|
5000000 | USD |
CY2017 | cpk |
Stock Issued During The Period Value Retirement Savings Plan And Dividend Reinvestment Plan
StockIssuedDuringThePeriodValueRetirementSavingsPlanAndDividendReinvestmentPlan
|
735000 | USD |
CY2018Q1 | cpk |
Tax Cutsand Jobs Act Reclassificationfrom Aoc Ito Retained Earnings Tax Effect
TaxCutsandJobsActReclassificationfromAOCItoRetainedEarningsTaxEffect
|
-907000 | USD |
CY2017 | cpk |
Treasury Stock Activity And Deferred Compensation Plan Activity During Period Value
TreasuryStockActivityAndDeferredCompensationPlanActivityDuringPeriodValue
|
0 | USD |
CY2018Q1 | cpk |
Treasury Stock Activity And Deferred Compensation Plan Activity During Period Value
TreasuryStockActivityAndDeferredCompensationPlanActivityDuringPeriodValue
|
0 | USD |
CY2017Q1 | cpk |
Unregulated Energy And Other Cost Of Sales
UnregulatedEnergyAndOtherCostOfSales
|
60754000 | USD |
CY2018Q1 | cpk |
Unregulated Energy And Other Cost Of Sales
UnregulatedEnergyAndOtherCostOfSales
|
99826000 | USD |
CY2017Q4 | cpk |
Unregulated Energy Property Plant And Equipment
UnregulatedEnergyPropertyPlantAndEquipment
|
210682000 | USD |
CY2018Q1 | cpk |
Unregulated Energy Property Plant And Equipment
UnregulatedEnergyPropertyPlantAndEquipment
|
213803000 | USD |
CY2017 | cpk |
Volumesettledonhedges
Volumesettledonhedges
|
20000 | gal |
CY2018Q1 | dei |
Amendment Flag
AmendmentFlag
|
false | |
CY2018Q1 | dei |
Current Fiscal Year End Date
CurrentFiscalYearEndDate
|
--12-31 | |
CY2018Q1 | dei |
Document Fiscal Period Focus
DocumentFiscalPeriodFocus
|
Q1 | |
CY2018Q1 | dei |
Document Fiscal Year Focus
DocumentFiscalYearFocus
|
2018 | |
CY2018Q1 | dei |
Document Period End Date
DocumentPeriodEndDate
|
2018-03-31 | |
CY2018Q1 | dei |
Document Type
DocumentType
|
10-Q | |
CY2018Q1 | dei |
Entity Central Index Key
EntityCentralIndexKey
|
0000019745 | |
CY2018Q2 | dei |
Entity Common Stock Shares Outstanding
EntityCommonStockSharesOutstanding
|
16363792 | shares |
CY2018Q1 | dei |
Entity Filer Category
EntityFilerCategory
|
Large Accelerated Filer | |
CY2018Q1 | dei |
Entity Registrant Name
EntityRegistrantName
|
CHESAPEAKE UTILITIES CORP | |
CY2018Q1 | dei |
Trading Symbol
TradingSymbol
|
CPK | |
CY2017Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
74688000 | USD |
CY2018Q1 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
57457000 | USD |
CY2017Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
77223000 | USD |
CY2018Q1 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
69447000 | USD |
CY2017Q4 | us-gaap |
Accrued Environmental Loss Contingencies Noncurrent
AccruedEnvironmentalLossContingenciesNoncurrent
|
8263000 | USD |
CY2018Q1 | us-gaap |
Accrued Environmental Loss Contingencies Noncurrent
AccruedEnvironmentalLossContingenciesNoncurrent
|
8215000 | USD |
CY2017Q4 | us-gaap |
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
|
270599000 | USD |
CY2018Q1 | us-gaap |
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
|
279802000 | USD |
CY2016Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-4878000 | USD |
CY2017Q1 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-4458000 | USD |
CY2017Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-4272000 | USD |
CY2018Q1 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-6873000 | USD |
CY2017Q4 | us-gaap |
Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
|
253470000 | USD |
CY2018Q1 | us-gaap |
Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
|
254126000 | USD |
CY2017Q1 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
639000 | USD |
CY2018Q1 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
1520000 | USD |
CY2017Q1 | us-gaap |
Allocated Share Based Compensation Expense Net Of Tax
AllocatedShareBasedCompensationExpenseNetOfTax
|
382000 | USD |
CY2018Q1 | us-gaap |
Allocated Share Based Compensation Expense Net Of Tax
AllocatedShareBasedCompensationExpenseNetOfTax
|
1104000 | USD |
CY2017Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
936000 | USD |
CY2018Q1 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
901000 | USD |
CY2017Q4 | us-gaap |
Assets
Assets
|
1417434000 | USD |
CY2018Q1 | us-gaap |
Assets
Assets
|
1427450000 | USD |
CY2017Q4 | us-gaap |
Assets Current
AssetsCurrent
|
178587000 | USD |
CY2018Q1 | us-gaap |
Assets Current
AssetsCurrent
|
137834000 | USD |
CY2017Q4 | us-gaap |
Capital Lease Obligations
CapitalLeaseObligations
|
2070000 | USD |
CY2018Q1 | us-gaap |
Capital Lease Obligations
CapitalLeaseObligations
|
1712000 | USD |
CY2017Q4 | us-gaap |
Capitalization Longterm Debt And Equity
CapitalizationLongtermDebtAndEquity
|
683689000 | USD |
CY2018Q1 | us-gaap |
Capitalization Longterm Debt And Equity
CapitalizationLongtermDebtAndEquity
|
727255000 | USD |
CY2016Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
4178000 | USD |
CY2017Q1 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
5700000 | USD |
CY2017Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
5614000 | USD |
CY2018Q1 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
5996000 | USD |
CY2017Q1 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
1522000 | USD |
CY2018Q1 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
382000 | USD |
CY2017Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
CY2018Q1 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
CY2017Q1 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
0.305 | |
CY2017 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
1.2800 | |
CY2018Q1 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
0.3250 | |
CY2017Q4 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
0.4867 | |
CY2018Q1 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
0.4867 | |
CY2017Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
50000000 | shares |
CY2018Q1 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
50000000 | shares |
CY2017Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
7955000 | USD |
CY2018Q1 | us-gaap |
Common Stock Value
CommonStockValue
|
7964000 | USD |
CY2017Q4 | us-gaap |
Compensation And Benefits Trust
CompensationAndBenefitsTrust
|
3395000 | USD |
CY2018Q1 | us-gaap |
Compensation And Benefits Trust
CompensationAndBenefitsTrust
|
3573000 | USD |
CY2017Q1 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
19564000 | USD |
CY2018Q1 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
25161000 | USD |
CY2017Q4 | us-gaap |
Construction In Progress Gross
ConstructionInProgressGross
|
84509000 | USD |
CY2018Q1 | us-gaap |
Construction In Progress Gross
ConstructionInProgressGross
|
131640000 | USD |
CY2017Q4 | us-gaap |
Contract With Customer Asset Net Noncurrent
ContractWithCustomerAssetNetNoncurrent
|
1270000 | USD |
CY2018Q1 | us-gaap |
Contract With Customer Asset Net Noncurrent
ContractWithCustomerAssetNetNoncurrent
|
1305000 | USD |
CY2017Q4 | us-gaap |
Contract With Customer Liability Current
ContractWithCustomerLiabilityCurrent
|
407000 | USD |
CY2018Q1 | us-gaap |
Contract With Customer Liability Current
ContractWithCustomerLiabilityCurrent
|
244000 | USD |
CY2018Q1 | us-gaap |
Contract With Customer Liability Revenue Recognized
ContractWithCustomerLiabilityRevenueRecognized
|
251000 | USD |
CY2018Q1 | us-gaap |
Cumulative Effect Of New Accounting Principle In Period Of Adoption
CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption
|
-1500000 | USD |
CY2018Q1 | us-gaap |
Cumulative Effect Of New Accounting Principle In Period Of Adoption
CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption
|
-1498000 | USD |
CY2017Q4 | us-gaap |
Customer Advances And Deposits Current
CustomerAdvancesAndDepositsCurrent
|
34751000 | USD |
CY2018Q1 | us-gaap |
Customer Advances And Deposits Current
CustomerAdvancesAndDepositsCurrent
|
34795000 | USD |
CY2017Q4 | us-gaap |
Deferred Credits And Other Liabilities
DeferredCreditsAndOtherLiabilities
|
320745000 | USD |
CY2018Q1 | us-gaap |
Deferred Credits And Other Liabilities
DeferredCreditsAndOtherLiabilities
|
325872000 | USD |
CY2017Q1 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
7849000 | USD |
CY2018Q1 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
6469000 | USD |
CY2017Q4 | us-gaap |
Deferred Tax Liabilities Noncurrent
DeferredTaxLiabilitiesNoncurrent
|
135850000 | USD |
CY2018Q1 | us-gaap |
Deferred Tax Liabilities Noncurrent
DeferredTaxLiabilitiesNoncurrent
|
141484000 | USD |
CY2017Q1 | us-gaap |
Defined Benefit Plan Actuarial Gain Loss
DefinedBenefitPlanActuarialGainLoss
|
-276000 | USD |
CY2018Q1 | us-gaap |
Defined Benefit Plan Actuarial Gain Loss
DefinedBenefitPlanActuarialGainLoss
|
-237000 | USD |
CY2017Q1 | us-gaap |
Defined Benefit Plan Amortization Of Prior Service Cost Credit
DefinedBenefitPlanAmortizationOfPriorServiceCostCredit
|
-19000 | USD |
CY2018Q1 | us-gaap |
Defined Benefit Plan Amortization Of Prior Service Cost Credit
DefinedBenefitPlanAmortizationOfPriorServiceCostCredit
|
-19000 | USD |
CY2017Q1 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
8812000 | USD |
CY2018Q1 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
9704000 | USD |
CY2017Q1 | us-gaap |
Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
|
2291000 | USD |
CY2018Q1 | us-gaap |
Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
|
-6119000 | USD |
CY2018Q1 | us-gaap |
Derivative Nonmonetary Notional Amount Volume
DerivativeNonmonetaryNotionalAmountVolume
|
100000 | Mcf |
CY2017 | us-gaap |
Dividends
Dividends
|
21045000 | USD |
CY2018Q1 | us-gaap |
Dividends
Dividends
|
5381000 | USD |
CY2017Q4 | us-gaap |
Dividends Payable Current
DividendsPayableCurrent
|
5312000 | USD |
CY2018Q1 | us-gaap |
Dividends Payable Current
DividendsPayableCurrent
|
5318000 | USD |
CY2017Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.17 | |
CY2018Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.64 | |
CY2017Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.17 | |
CY2018Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.64 | |
CY2017Q1 | us-gaap |
Employee Benefits And Share Based Compensation
EmployeeBenefitsAndShareBasedCompensation
|
423000 | USD |
CY2018Q1 | us-gaap |
Employee Benefits And Share Based Compensation
EmployeeBenefitsAndShareBasedCompensation
|
228000 | USD |
CY2017Q4 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
13112000 | USD |
CY2018Q1 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
5444000 | USD |
CY2018Q1 | us-gaap |
Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized
EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
|
4200000 | USD |
CY2017Q1 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
|
257000 | USD |
CY2018Q1 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
|
416000 | USD |
CY2017Q4 | us-gaap |
Energy Marketing Contract Liabilities Current
EnergyMarketingContractLiabilitiesCurrent
|
6247000 | USD |
CY2018Q1 | us-gaap |
Energy Marketing Contract Liabilities Current
EnergyMarketingContractLiabilitiesCurrent
|
2359000 | USD |
CY2017Q4 | us-gaap |
Energy Marketing Contracts Assets Current
EnergyMarketingContractsAssetsCurrent
|
1286000 | USD |
CY2018Q1 | us-gaap |
Energy Marketing Contracts Assets Current
EnergyMarketingContractsAssetsCurrent
|
208000 | USD |
CY2017Q4 | us-gaap |
Energy Related Inventory Natural Gas In Storage
EnergyRelatedInventoryNaturalGasInStorage
|
5250000 | USD |
CY2018Q1 | us-gaap |
Energy Related Inventory Natural Gas In Storage
EnergyRelatedInventoryNaturalGasInStorage
|
1197000 | USD |
CY2017Q4 | us-gaap |
Energy Related Inventory Propane Gas
EnergyRelatedInventoryPropaneGas
|
8324000 | USD |
CY2018Q1 | us-gaap |
Energy Related Inventory Propane Gas
EnergyRelatedInventoryPropaneGas
|
7345000 | USD |
CY2017Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
|
-2000 | USD |
CY2018Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
|
-2000 | USD |
CY2017Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Sales Issuances Settlements
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements
|
2000 | USD |
CY2018Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Sales Issuances Settlements
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements
|
-48000 | USD |
CY2017Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales
|
0 | USD |
CY2018Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales
|
0 | USD |
CY2017Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
|
0 | USD |
CY2016Q4 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
|
561000 | USD |
CY2017Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
|
565000 | USD |
CY2017Q4 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
|
648000 | USD |
CY2018Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
|
602000 | USD |
CY2017Q1 | us-gaap |
Gain Loss On Disposition Of Assets
GainLossOnDispositionOfAssets
|
-1330000 | USD |
CY2018Q1 | us-gaap |
Gain Loss On Disposition Of Assets
GainLossOnDispositionOfAssets
|
-3416000 | USD |
CY2017Q4 | us-gaap |
Goodwill
Goodwill
|
22104000 | USD |
CY2018Q1 | us-gaap |
Goodwill
Goodwill
|
22104000 | USD |
CY2018Q1 | us-gaap |
Guarantee Obligations Maximum Exposure
GuaranteeObligationsMaximumExposure
|
72700000 | USD |
CY2017Q1 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
31660000 | USD |
CY2018Q1 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
36810000 | USD |
CY2017Q1 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
12516000 | USD |
CY2018Q1 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
9955000 | USD |
CY2017Q4 | us-gaap |
Income Taxes Receivable
IncomeTaxesReceivable
|
14778000 | USD |
CY2018Q1 | us-gaap |
Income Taxes Receivable
IncomeTaxesReceivable
|
4378000 | USD |
CY2017Q1 | us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
-5897000 | USD |
CY2018Q1 | us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
-26932000 | USD |
CY2017Q1 | us-gaap |
Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
|
-5095000 | USD |
CY2018Q1 | us-gaap |
Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
|
-9649000 | USD |
CY2017Q1 | us-gaap |
Increase Decrease In Customer Deposits
IncreaseDecreaseInCustomerDeposits
|
400000 | USD |
CY2018Q1 | us-gaap |
Increase Decrease In Customer Deposits
IncreaseDecreaseInCustomerDeposits
|
44000 | USD |
CY2017Q1 | us-gaap |
Increase Decrease In Employee Related Liabilities
IncreaseDecreaseInEmployeeRelatedLiabilities
|
-4966000 | USD |
CY2018Q1 | us-gaap |
Increase Decrease In Employee Related Liabilities
IncreaseDecreaseInEmployeeRelatedLiabilities
|
-7731000 | USD |
CY2017Q1 | us-gaap |
Increase Decrease In Income Taxes Receivable
IncreaseDecreaseInIncomeTaxesReceivable
|
-9500000 | USD |
CY2018Q1 | us-gaap |
Increase Decrease In Income Taxes Receivable
IncreaseDecreaseInIncomeTaxesReceivable
|
-8741000 | USD |
CY2017Q1 | us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
-6688000 | USD |
CY2018Q1 | us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
-12448000 | USD |
CY2018Q1 | us-gaap |
Increase Decrease In Other Current Liabilities
IncreaseDecreaseInOtherCurrentLiabilities
|
-163000 | USD |
CY2018Q1 | us-gaap |
Increase Decrease In Other Noncurrent Assets
IncreaseDecreaseInOtherNoncurrentAssets
|
35000 | USD |
CY2017Q1 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
-1631000 | USD |
CY2018Q1 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
-347000 | USD |
CY2017Q1 | us-gaap |
Increase Decrease In Outstanding Checks Financing Activities
IncreaseDecreaseInOutstandingChecksFinancingActivities
|
587000 | USD |
CY2018Q1 | us-gaap |
Increase Decrease In Outstanding Checks Financing Activities
IncreaseDecreaseInOutstandingChecksFinancingActivities
|
2352000 | USD |
CY2017Q1 | us-gaap |
Increase Decrease In Prepaid Deferred Expense And Other Assets
IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
|
-1136000 | USD |
CY2018Q1 | us-gaap |
Increase Decrease In Prepaid Deferred Expense And Other Assets
IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
|
-8095000 | USD |
CY2018Q1 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
-7134000 | USD |
CY2017Q1 | us-gaap |
Increase Decrease In Regulatory Assets And Liabilities
IncreaseDecreaseInRegulatoryAssetsAndLiabilities
|
-6103000 | USD |
CY2018Q1 | us-gaap |
Increase Decrease In Regulatory Assets And Liabilities
IncreaseDecreaseInRegulatoryAssetsAndLiabilities
|
-11511000 | USD |
CY2017Q1 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
46572 | shares |
CY2018Q1 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
51647 | shares |
CY2017Q4 | us-gaap |
Intangible Assets Net Excluding Goodwill
IntangibleAssetsNetExcludingGoodwill
|
4686000 | USD |
CY2018Q1 | us-gaap |
Intangible Assets Net Excluding Goodwill
IntangibleAssetsNetExcludingGoodwill
|
4482000 | USD |
CY2017Q1 | us-gaap |
Interest Expense
InterestExpense
|
2739000 | USD |
CY2018Q1 | us-gaap |
Interest Expense
InterestExpense
|
3664000 | USD |
CY2017Q4 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
1742000 | USD |
CY2018Q1 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
3256000 | USD |
CY2017Q4 | us-gaap |
Investments Fair Value Disclosure
InvestmentsFairValueDisclosure
|
6756000 | USD |
CY2018Q1 | us-gaap |
Investments Fair Value Disclosure
InvestmentsFairValueDisclosure
|
6641000 | USD |
CY2017Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
1417434000 | USD |
CY2018Q1 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
1427450000 | USD |
CY2017Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
413000000 | USD |
CY2018Q1 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
374323000 | USD |
CY2017Q4 | us-gaap |
Long Term Debt
LongTermDebt
|
205200000 | USD |
CY2018Q1 | us-gaap |
Long Term Debt
LongTermDebt
|
230100000 | USD |
CY2017Q4 | us-gaap |
Long Term Debt And Capital Lease Obligations
LongTermDebtAndCapitalLeaseObligations
|
206816000 | USD |
CY2018Q1 | us-gaap |
Long Term Debt And Capital Lease Obligations
LongTermDebtAndCapitalLeaseObligations
|
231403000 | USD |
CY2017Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
9421000 | USD |
CY2018Q1 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
9389000 | USD |
CY2017Q4 | us-gaap |
Long Term Debt Fair Value
LongTermDebtFairValue
|
215400000 | USD |
CY2018Q1 | us-gaap |
Long Term Debt Fair Value
LongTermDebtFairValue
|
237900000 | USD |
CY2017Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
197395000 | USD |
CY2018Q1 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
222014000 | USD |
CY2017Q1 | us-gaap |
Maintenance Costs
MaintenanceCosts
|
3231000 | USD |
CY2018Q1 | us-gaap |
Maintenance Costs
MaintenanceCosts
|
3593000 | USD |
CY2017Q1 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
-16239000 | USD |
CY2018Q1 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
-3319000 | USD |
CY2017Q1 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-42193000 | USD |
CY2018Q1 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-62971000 | USD |
CY2017Q1 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
59954000 | USD |
CY2018Q1 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
66672000 | USD |
CY2017Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
19144000 | USD |
CY2017 | us-gaap |
Net Income Loss
NetIncomeLoss
|
58124000 | USD |
CY2018Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
26855000 | USD |
CY2018Q1 | us-gaap |
Number Of Reportable Segments
NumberOfReportableSegments
|
2 | |
CY2017Q1 | us-gaap |
Operating Expenses
OperatingExpenses
|
150061000 | USD |
CY2018Q1 | us-gaap |
Operating Expenses
OperatingExpenses
|
198950000 | USD |
CY2017Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
35099000 | USD |
CY2018Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
40406000 | USD |
CY2017Q4 | us-gaap |
Other Accrued Liabilities Current
OtherAccruedLiabilitiesCurrent
|
10273000 | USD |
CY2018Q1 | us-gaap |
Other Accrued Liabilities Current
OtherAccruedLiabilitiesCurrent
|
8694000 | USD |
CY2017Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
7260000 | USD |
CY2018Q1 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
6717000 | USD |
CY2017Q1 | us-gaap |
Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Net Of Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax
|
-11000 | USD |
CY2018Q1 | us-gaap |
Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Net Of Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax
|
-14000 | USD |
CY2017Q1 | us-gaap |
Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax
|
-8000 | USD |
CY2018Q1 | us-gaap |
Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax
|
-5000 | USD |
CY2017Q1 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
1269000 | USD |
CY2018Q1 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
-2232000 | USD |
CY2017Q1 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
420000 | USD |
CY2018Q1 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-1694000 | USD |
CY2017Q1 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
420000 | USD |
CY2017 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
606000 | USD |
CY2018Q1 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
-1694000 | USD |
CY2017Q1 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax
|
151000 | USD |
CY2018Q1 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax
|
130000 | USD |
CY2017Q1 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax
|
-93000 | USD |
CY2018Q1 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax
|
-108000 | USD |
CY2017Q1 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax
|
-77000 | USD |
CY2018Q1 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax
|
-41000 | USD |
CY2017Q1 | us-gaap |
Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
|
338000 | USD |
CY2018Q1 | us-gaap |
Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
|
-1788000 | USD |
CY2017Q1 | us-gaap |
Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax
|
192000 | USD |
CY2018Q1 | us-gaap |
Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax
|
-756000 | USD |
CY2017Q4 | us-gaap |
Other Inventory
OtherInventory
|
12022000 | USD |
CY2018Q1 | us-gaap |
Other Inventory
OtherInventory
|
4607000 | USD |
CY2017Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
5955000 | USD |
CY2018Q1 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
5846000 | USD |
CY2017Q1 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
4000 | USD |
CY2018Q1 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
12000 | USD |
CY2017Q1 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
-700000 | USD |
CY2018Q1 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
68000 | USD |
CY2017Q1 | us-gaap |
Payments For Environmental Liabilities
PaymentsForEnvironmentalLiabilities
|
57000 | USD |
CY2018Q1 | us-gaap |
Payments For Environmental Liabilities
PaymentsForEnvironmentalLiabilities
|
48000 | USD |
CY2017Q1 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
4815000 | USD |
CY2018Q1 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
5147000 | USD |
CY2017Q1 | us-gaap |
Payments Related To Tax Withholding For Share Based Compensation
PaymentsRelatedToTaxWithholdingForShareBasedCompensation
|
692000 | USD |
CY2018Q1 | us-gaap |
Payments Related To Tax Withholding For Share Based Compensation
PaymentsRelatedToTaxWithholdingForShareBasedCompensation
|
719000 | USD |
CY2017Q1 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
42172000 | USD |
CY2018Q1 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
63116000 | USD |
CY2017Q4 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
29699000 | USD |
CY2018Q1 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
28981000 | USD |
CY2017Q4 | us-gaap |
Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
|
0.01 | |
CY2018Q1 | us-gaap |
Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
|
0.01 | |
CY2017Q4 | us-gaap |
Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
|
2000000 | shares |
CY2018Q1 | us-gaap |
Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
|
2000000 | shares |
CY2018Q1 | us-gaap |
Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
|
2000000 | shares |
CY2017Q4 | us-gaap |
Preferred Stock Shares Issued
PreferredStockSharesIssued
|
0 | shares |
CY2018Q1 | us-gaap |
Preferred Stock Shares Issued
PreferredStockSharesIssued
|
0 | shares |
CY2017Q4 | us-gaap |
Preferred Stock Value
PreferredStockValue
|
0 | USD |
CY2018Q1 | us-gaap |
Preferred Stock Value
PreferredStockValue
|
0 | USD |
CY2017Q4 | us-gaap |
Prepaid Expense Current
PrepaidExpenseCurrent
|
13621000 | USD |
CY2018Q1 | us-gaap |
Prepaid Expense Current
PrepaidExpenseCurrent
|
8199000 | USD |
CY2017 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
-10000 | USD |
CY2017Q1 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
0 | USD |
CY2018Q1 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
25000000 | USD |
CY2017Q1 | us-gaap |
Proceeds From Repayments Of Lines Of Credit
ProceedsFromRepaymentsOfLinesOfCredit
|
-11125000 | USD |
CY2018Q1 | us-gaap |
Proceeds From Repayments Of Lines Of Credit
ProceedsFromRepaymentsOfLinesOfCredit
|
-24213000 | USD |
CY2017Q1 | us-gaap |
Proceeds From Repurchase Of Equity
ProceedsFromRepurchaseOfEquity
|
222000 | USD |
CY2018Q1 | us-gaap |
Proceeds From Repurchase Of Equity
ProceedsFromRepurchaseOfEquity
|
-164000 | USD |
CY2017Q1 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
36000 | USD |
CY2018Q1 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
193000 | USD |
CY2017Q4 | us-gaap |
Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
|
1312117000 | USD |
CY2018Q1 | us-gaap |
Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
|
1324699000 | USD |
CY2017Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
1126027000 | USD |
CY2018Q1 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
1176537000 | USD |
CY2017Q4 | us-gaap |
Property Plant And Equipment Other
PropertyPlantAndEquipmentOther
|
27699000 | USD |
CY2018Q1 | us-gaap |
Property Plant And Equipment Other
PropertyPlantAndEquipmentOther
|
27892000 | USD |
CY2017Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
1073736000 | USD |
CY2018Q1 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
1083004000 | USD |
CY2017Q4 | us-gaap |
Receivables From Customers
ReceivablesFromCustomers
|
74962000 | USD |
CY2018Q1 | us-gaap |
Receivables From Customers
ReceivablesFromCustomers
|
67828000 | USD |
CY2017Q1 | us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
849000 | USD |
CY2018Q1 | us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
-538000 | USD |
CY2017Q1 | us-gaap |
Regulated Operating Revenue
RegulatedOperatingRevenue
|
97654000 | USD |
CY2018Q1 | us-gaap |
Regulated Operating Revenue
RegulatedOperatingRevenue
|
109393000 | USD |
CY2017Q4 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
10930000 | USD |
CY2018Q1 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
10833000 | USD |
CY2017Q4 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
75575000 | USD |
CY2018Q1 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
75536000 | USD |
CY2017Q4 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
6485000 | USD |
CY2018Q1 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
18503000 | USD |
CY2017Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
140978000 | USD |
CY2018Q1 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
141346000 | USD |
CY2017Q1 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
416000 | USD |
CY2018Q1 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
428000 | USD |
CY2017Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
229141000 | USD |
CY2018Q1 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
250024000 | USD |
CY2018Q1 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
239356000 | USD |
CY2017Q1 | us-gaap |
Revenues
Revenues
|
185160000 | USD |
CY2018Q1 | us-gaap |
Revenues
Revenues
|
239356000 | USD |
CY2017Q1 | us-gaap |
Share Based Compensation
ShareBasedCompensation
|
639000 | USD |
CY2018Q1 | us-gaap |
Share Based Compensation
ShareBasedCompensation
|
1520000 | USD |
CY2018Q1 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
|
835 | shares |
CY2017 | us-gaap |
Shares Paid For Tax Withholding For Share Based Compensation
SharesPaidForTaxWithholdingForShareBasedCompensation
|
10269 | shares |
CY2018Q1 | us-gaap |
Shares Paid For Tax Withholding For Share Based Compensation
SharesPaidForTaxWithholdingForShareBasedCompensation
|
10436 | shares |
CY2017Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
250969000 | USD |
CY2018Q1 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
229108000 | USD |
CY2018Q1 | us-gaap |
Stock Issued During Period Value Dividend Reinvestment Plan
StockIssuedDuringPeriodValueDividendReinvestmentPlan
|
-1000 | USD |
CY2017 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
1798000 | USD |
CY2018Q1 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
666000 | USD |
CY2016Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
446086000 | USD |
CY2017Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
486294000 | USD |
CY2018Q1 | us-gaap |
Stockholders Equity
StockholdersEquity
|
505241000 | USD |
CY2017Q1 | us-gaap |
Taxes Other
TaxesOther
|
4530000 | USD |
CY2018Q1 | us-gaap |
Taxes Other
TaxesOther
|
4894000 | USD |
CY2017Q1 | us-gaap |
Trading Securities Unrealized Holding Gain Loss
TradingSecuritiesUnrealizedHoldingGainLoss
|
252000 | USD |
CY2018Q1 | us-gaap |
Trading Securities Unrealized Holding Gain Loss
TradingSecuritiesUnrealizedHoldingGainLoss
|
-44000 | USD |
CY2017Q4 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
3395000 | USD |
CY2018Q1 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
3573000 | USD |
CY2017Q4 | us-gaap |
Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
|
433000 | USD |
CY2018Q1 | us-gaap |
Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
|
418000 | USD |
CY2017Q1 | us-gaap |
Unrealized Gain Loss On Commodity Contracts
UnrealizedGainLossOnCommodityContracts
|
-132000 | USD |
CY2018Q1 | us-gaap |
Unrealized Gain Loss On Commodity Contracts
UnrealizedGainLossOnCommodityContracts
|
-44000 | USD |
CY2017Q1 | us-gaap |
Unregulated Operating Revenue
UnregulatedOperatingRevenue
|
87506000 | USD |
CY2018Q1 | us-gaap |
Unregulated Operating Revenue
UnregulatedOperatingRevenue
|
129963000 | USD |
CY2017Q1 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
16363796 | shares |
CY2018Q1 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
16402985 | shares |
CY2017Q1 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
16317224 | shares |
CY2018Q1 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
16351338 | shares |