2020 Q1 Form 10-Q Financial Statement
#000162828020006712 Filed on May 06, 2020
Income Statement
Concept | 2020 Q1 | 2019 Q1 |
---|---|---|
Revenue | $152.7M | $160.5M |
YoY Change | -4.84% | -4.96% |
Cost Of Revenue | $52.90M | $60.90M |
YoY Change | -13.14% | -58.88% |
Gross Profit | $99.80M | $99.60M |
YoY Change | 0.2% | 9.09% |
Gross Profit Margin | 65.36% | 62.07% |
Selling, General & Admin | ||
YoY Change | ||
% of Gross Profit | ||
Research & Development | ||
YoY Change | ||
% of Gross Profit | ||
Depreciation & Amortization | $12.25M | $11.07M |
YoY Change | 10.64% | 14.12% |
% of Gross Profit | 12.28% | 11.12% |
Operating Expenses | $110.6M | $183.6M |
YoY Change | -39.79% | -7.7% |
Operating Profit | $42.13M | $44.12M |
YoY Change | -4.51% | 8.0% |
Interest Expense | $5.814M | $5.628M |
YoY Change | 3.3% | 53.6% |
% of Operating Profit | 13.8% | 12.76% |
Other Income/Expense, Net | $3.319M | -$57.00K |
YoY Change | -5922.81% | -183.82% |
Pretax Income | $39.64M | $38.44M |
YoY Change | 3.12% | 4.43% |
Income Tax | $10.60M | $9.625M |
% Of Pretax Income | 26.74% | 25.04% |
Net Earnings | $28.66M | $28.66M |
YoY Change | 0.0% | 6.73% |
Net Earnings / Revenue | 18.77% | 17.86% |
Basic Earnings Per Share | $1.75 | $1.75 |
Diluted Earnings Per Share | $1.74 | $1.74 |
COMMON SHARES | ||
Basic Shares Outstanding | 16.41M shares | 16.38M shares |
Diluted Shares Outstanding | 16.47M shares | 16.43M shares |
Balance Sheet
Concept | 2020 Q1 | 2019 Q1 |
---|---|---|
SHORT-TERM ASSETS | ||
Cash & Short-Term Investments | $4.000M | $8.000M |
YoY Change | -50.0% | 33.33% |
Cash & Equivalents | $3.982M | $7.975M |
Short-Term Investments | ||
Other Short-Term Assets | $3.666M | $1.121M |
YoY Change | 227.03% | -83.31% |
Inventory | $11.50M | $16.30M |
Prepaid Expenses | $10.71M | $7.192M |
Receivables | $45.31M | $74.10M |
Other Receivables | $15.30M | $9.100M |
Total Short-Term Assets | $111.9M | $153.6M |
YoY Change | -27.15% | 11.47% |
LONG-TERM ASSETS | ||
Property, Plant & Equipment | $1.492B | $1.395B |
YoY Change | 6.92% | 18.58% |
Goodwill | $32.67M | $25.79M |
YoY Change | 26.69% | 16.65% |
Intangibles | $7.824M | $5.909M |
YoY Change | 32.41% | 31.84% |
Long-Term Investments | $7.200M | $7.500M |
YoY Change | -4.0% | 13.64% |
Other Assets | $73.60M | $77.10M |
YoY Change | -4.54% | 2.12% |
Total Long-Term Assets | $1.676B | $1.529B |
YoY Change | 9.62% | 18.57% |
TOTAL ASSETS | ||
Total Short-Term Assets | $111.9M | $153.6M |
Total Long-Term Assets | $1.676B | $1.529B |
Total Assets | $1.788B | $1.683B |
YoY Change | 6.26% | 17.89% |
SHORT-TERM LIABILITIES | ||
YoY Change | ||
Accounts Payable | $52.57M | $75.28M |
YoY Change | -30.17% | 31.01% |
Accrued Expenses | $28.70M | $27.70M |
YoY Change | 3.61% | 59.2% |
Deferred Revenue | $428.0K | $305.0K |
YoY Change | 40.33% | 25.0% |
Short-Term Debt | $254.3M | $276.4M |
YoY Change | -7.98% | 20.64% |
Long-Term Debt Due | $15.60M | $71.51M |
YoY Change | -78.18% | 661.63% |
Total Short-Term Liabilities | $402.5M | $508.6M |
YoY Change | -20.86% | 35.86% |
LONG-TERM LIABILITIES | ||
Long-Term Debt | $440.2M | $286.0M |
YoY Change | 53.91% | 28.82% |
Other Long-Term Liabilities | $2.699M | $2.908M |
YoY Change | -7.19% | -50.26% |
Total Long-Term Liabilities | $442.9M | $288.9M |
YoY Change | 53.3% | 26.79% |
TOTAL LIABILITIES | ||
Total Short-Term Liabilities | $402.5M | $508.6M |
Total Long-Term Liabilities | $442.9M | $288.9M |
Total Liabilities | $845.4M | $797.5M |
YoY Change | 6.01% | 32.43% |
SHAREHOLDERS EQUITY | ||
Retained Earnings | $322.8M | $284.1M |
YoY Change | 13.62% | 13.63% |
Common Stock | $267.5M | $263.3M |
YoY Change | 1.61% | 0.46% |
Preferred Stock | ||
YoY Change | ||
Treasury Stock (at cost) | $5.468M | $4.376M |
YoY Change | 24.95% | 22.47% |
Treasury Stock Shares | ||
Shareholders Equity | $584.1M | $543.7M |
YoY Change | ||
Total Liabilities & Shareholders Equity | $1.788B | $1.683B |
YoY Change | 6.26% | 17.89% |
Cashflow Statement
Concept | 2020 Q1 | 2019 Q1 |
---|---|---|
OPERATING ACTIVITIES | ||
Net Income | $28.66M | $28.66M |
YoY Change | 0.0% | 6.73% |
Depreciation, Depletion And Amortization | $12.25M | $11.07M |
YoY Change | 10.64% | 14.12% |
Cash From Operating Activities | $58.81M | $40.49M |
YoY Change | 45.26% | -39.28% |
INVESTING ACTIVITIES | ||
Capital Expenditures | $35.18M | $43.22M |
YoY Change | -18.59% | -31.53% |
Acquisitions | ||
YoY Change | ||
Other Investing Activities | $3.700M | -$200.0K |
YoY Change | -1950.0% | -300.0% |
Cash From Investing Activities | -$31.50M | -$43.37M |
YoY Change | -27.37% | -31.13% |
FINANCING ACTIVITIES | ||
Cash Dividend Paid | ||
YoY Change | ||
Common Stock Issuance & Retirement, Net | ||
YoY Change | ||
Debt Paid & Issued, Net | $30.00M | $414.0K |
YoY Change | 7146.38% | -3.27% |
Cash From Financing Activities | -$30.31M | $4.769M |
YoY Change | -735.63% | -243.69% |
NET CHANGE | ||
Cash From Operating Activities | $58.81M | $40.49M |
Cash From Investing Activities | -$31.50M | -$43.37M |
Cash From Financing Activities | -$30.31M | $4.769M |
Net Change In Cash | -$3.003M | $1.886M |
YoY Change | -259.23% | 393.72% |
FREE CASH FLOW | ||
Cash From Operating Activities | $58.81M | $40.49M |
Capital Expenditures | $35.18M | $43.22M |
Free Cash Flow | $23.63M | -$2.730M |
YoY Change | -965.42% | -176.77% |
Facts In Submission
Frame | Concept Type | Concept / XBRL Key | Value | Unit |
---|---|---|---|---|
CY2020Q1 | cpk |
Maximum Days To Make Default Good
MaximumDaysToMakeDefaultGood
|
P5D | |
CY2020Q1 | cpk |
Ratiosbasedonaverageofthepriorquarters
Ratiosbasedonaverageofthepriorquarters
|
P1Y6M | |
CY2020Q1 | dei |
Amendment Flag
AmendmentFlag
|
false | |
CY2019Q1 | us-gaap |
Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax
|
1194000 | USD |
CY2020Q1 | us-gaap |
Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax
|
2000 | USD |
CY2019Q4 | us-gaap |
Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
|
0.01 | |
CY2020Q1 | dei |
Current Fiscal Year End Date
CurrentFiscalYearEndDate
|
--12-31 | |
CY2020Q1 | dei |
Document Fiscal Period Focus
DocumentFiscalPeriodFocus
|
Q1 | |
CY2020Q1 | dei |
Document Fiscal Year Focus
DocumentFiscalYearFocus
|
2020 | |
CY2020Q1 | dei |
Document Type
DocumentType
|
10-Q | |
CY2020Q1 | dei |
Entity Central Index Key
EntityCentralIndexKey
|
0000019745 | |
CY2020Q1 | dei |
Entity Emerging Growth Company
EntityEmergingGrowthCompany
|
false | |
CY2020Q1 | dei |
Entity Filer Category
EntityFilerCategory
|
Large Accelerated Filer | |
CY2020Q1 | dei |
Entity Registrant Name
EntityRegistrantName
|
CHESAPEAKE UTILITIES CORP | |
CY2020Q1 | dei |
Entity Small Business
EntitySmallBusiness
|
false | |
CY2020Q1 | dei |
Security Exchange Name
SecurityExchangeName
|
NYSE | |
CY2019Q1 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
0.3700 | |
CY2020Q1 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
0.4050 | |
CY2019Q4 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
0.4867 | |
CY2020Q1 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
0.4867 | |
CY2019Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
50000000 | shares |
CY2020Q1 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
50000000 | shares |
CY2019Q1 | 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 |
CY2020Q1 | 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 |
CY2019Q1 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax
|
-42000 | USD |
CY2020Q1 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax
|
-28000 | USD |
CY2019Q4 | us-gaap |
Preferred Stock Shares Issued
PreferredStockSharesIssued
|
0 | shares |
CY2019Q4 | us-gaap |
Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
|
2000000 | shares |
CY2020Q1 | us-gaap |
Preferred Stock Shares Issued
PreferredStockSharesIssued
|
0 | shares |
CY2020Q1 | dei |
Document Quarterly Report
DocumentQuarterlyReport
|
true | |
CY2020Q1 | dei |
Document Period End Date
DocumentPeriodEndDate
|
2020-03-31 | |
CY2020Q1 | dei |
Document Transition Report
DocumentTransitionReport
|
false | |
CY2020Q1 | dei |
Entity File Number
EntityFileNumber
|
001-11590 | |
CY2020Q1 | dei |
Entity Incorporation State Country Code
EntityIncorporationStateCountryCode
|
DE | |
CY2020Q1 | dei |
Entity Tax Identification Number
EntityTaxIdentificationNumber
|
51-0064146 | |
CY2020Q1 | dei |
Entity Address Address Line1
EntityAddressAddressLine1
|
909 Silver Lake Boulevard | |
CY2020Q1 | dei |
Entity Address City Or Town
EntityAddressCityOrTown
|
Dover | |
CY2020Q1 | dei |
Entity Address State Or Province
EntityAddressStateOrProvince
|
DE | |
CY2020Q1 | dei |
Entity Address Postal Zip Code
EntityAddressPostalZipCode
|
19904 | |
CY2020Q1 | dei |
City Area Code
CityAreaCode
|
302 | |
CY2020Q1 | dei |
Local Phone Number
LocalPhoneNumber
|
734-6799 | |
CY2020Q1 | dei |
Security12b Title
Security12bTitle
|
Common Stock - par value per share $0.4867 | |
CY2020Q1 | dei |
Trading Symbol
TradingSymbol
|
CPK | |
CY2020Q1 | dei |
Entity Current Reporting Status
EntityCurrentReportingStatus
|
Yes | |
CY2020Q1 | dei |
Entity Interactive Data Current
EntityInteractiveDataCurrent
|
Yes | |
CY2020Q1 | dei |
Entity Filer Category
EntityFilerCategory
|
Large Accelerated Filer | |
CY2020Q1 | dei |
Entity Small Business
EntitySmallBusiness
|
false | |
CY2020Q1 | dei |
Entity Emerging Growth Company
EntityEmergingGrowthCompany
|
false | |
CY2020Q1 | dei |
Entity Shell Company
EntityShellCompany
|
false | |
CY2020Q2 | dei |
Entity Common Stock Shares Outstanding
EntityCommonStockSharesOutstanding
|
16435835 | shares |
CY2020Q1 | us-gaap |
Regulated Operating Revenue
RegulatedOperatingRevenue
|
102955000 | USD |
CY2019Q1 | us-gaap |
Regulated Operating Revenue
RegulatedOperatingRevenue
|
103618000 | USD |
CY2020Q1 | us-gaap |
Unregulated Operating Revenue
UnregulatedOperatingRevenue
|
49755000 | USD |
CY2019Q1 | us-gaap |
Unregulated Operating Revenue
UnregulatedOperatingRevenue
|
56846000 | USD |
CY2020Q1 | us-gaap |
Revenues
Revenues
|
152710000 | USD |
CY2019Q1 | us-gaap |
Revenues
Revenues
|
160464000 | USD |
CY2020Q1 | cpk |
Regulated Energy Cost Of Sales
RegulatedEnergyCostOfSales
|
34832000 | USD |
CY2019Q1 | cpk |
Regulated Energy Cost Of Sales
RegulatedEnergyCostOfSales
|
36516000 | USD |
CY2020Q1 | cpk |
Unregulated Energy And Other Cost Of Sales
UnregulatedEnergyAndOtherCostOfSales
|
18036000 | USD |
CY2019Q1 | cpk |
Unregulated Energy And Other Cost Of Sales
UnregulatedEnergyAndOtherCostOfSales
|
24411000 | USD |
CY2020Q1 | cpk |
Operations
Operations
|
35992000 | USD |
CY2019Q1 | cpk |
Operations
Operations
|
35413000 | USD |
CY2020Q1 | us-gaap |
Cost Maintenance
CostMaintenance
|
3836000 | USD |
CY2019Q1 | us-gaap |
Cost Maintenance
CostMaintenance
|
3680000 | USD |
CY2020Q1 | us-gaap |
Cost Depreciation Amortization And Depletion
CostDepreciationAmortizationAndDepletion
|
12252000 | USD |
CY2019Q1 | us-gaap |
Cost Depreciation Amortization And Depletion
CostDepreciationAmortizationAndDepletion
|
10928000 | USD |
CY2020Q1 | us-gaap |
Taxes Other
TaxesOther
|
5649000 | USD |
CY2019Q1 | us-gaap |
Taxes Other
TaxesOther
|
5392000 | USD |
CY2020Q1 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
110597000 | USD |
CY2020Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
42113000 | USD |
CY2019Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
44124000 | USD |
CY2019Q1 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
116340000 | USD |
CY2020Q1 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
3318000 | USD |
CY2020Q1 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
1.77 | |
CY2019Q1 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
9625000 | USD |
CY2019Q1 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
16432852 | shares |
CY2020Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax
DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax
|
-96000 | USD |
CY2019Q1 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
-57000 | USD |
CY2020Q1 | us-gaap |
Interest Expense
InterestExpense
|
5814000 | USD |
CY2019Q1 | us-gaap |
Interest Expense
InterestExpense
|
5628000 | USD |
CY2020Q1 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
39617000 | USD |
CY2019Q1 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
38439000 | USD |
CY2020Q1 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
10591000 | USD |
CY2019Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax
DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax
|
-150000 | USD |
CY2019Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
28664000 | USD |
CY2020Q1 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
16414773 | shares |
CY2019Q1 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
16384927 | shares |
CY2020Q1 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
16471827 | shares |
CY2019Q1 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
1.76 | |
CY2020Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare
|
-0.01 | |
CY2019Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare
|
-0.01 | |
CY2020Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.76 | |
CY2019Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.75 | |
CY2020Q1 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
1.77 | |
CY2019Q1 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
1.75 | |
CY2020Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare
|
-0.01 | |
CY2019Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare
|
-0.01 | |
CY2020Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.76 | |
CY2019Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.74 | |
CY2019Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
28664000 | USD |
CY2020Q1 | 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 |
CY2019Q1 | 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 |
CY2020Q1 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax
|
-80000 | USD |
CY2019Q1 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax
|
-121000 | USD |
CY2020Q1 | us-gaap |
Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
|
7000 | USD |
CY2019Q1 | us-gaap |
Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax
OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
|
2982000 | USD |
CY2020Q1 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
73000 | USD |
CY2019Q1 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
3089000 | USD |
CY2020Q1 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
29003000 | USD |
CY2019Q1 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
31753000 | USD |
CY2020Q1 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
1447089000 | USD |
CY2019Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
1441473000 | USD |
CY2020Q1 | cpk |
Unregulated Energy Property Plant And Equipment
UnregulatedEnergyPropertyPlantAndEquipment
|
274970000 | USD |
CY2019Q4 | cpk |
Unregulated Energy Property Plant And Equipment
UnregulatedEnergyPropertyPlantAndEquipment
|
265209000 | USD |
CY2020Q1 | us-gaap |
Property Plant And Equipment Other
PropertyPlantAndEquipmentOther
|
39370000 | USD |
CY2019Q4 | us-gaap |
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
|
336876000 | USD |
CY2019Q4 | us-gaap |
Property Plant And Equipment Other
PropertyPlantAndEquipmentOther
|
39850000 | USD |
CY2020Q1 | us-gaap |
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
|
345206000 | USD |
CY2020Q1 | us-gaap |
Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
|
1761429000 | USD |
CY2019Q4 | us-gaap |
Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
|
1746532000 | USD |
CY2020Q1 | us-gaap |
Other Inventory
OtherInventory
|
5621000 | USD |
CY2019Q4 | us-gaap |
Other Inventory
OtherInventory
|
6067000 | USD |
CY2020Q1 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
4441000 | USD |
CY2019Q4 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
5144000 | USD |
CY2020Q1 | us-gaap |
Energy Related Inventory Natural Gas In Storage
EnergyRelatedInventoryNaturalGasInStorage
|
753000 | USD |
CY2019Q4 | us-gaap |
Energy Related Inventory Natural Gas In Storage
EnergyRelatedInventoryNaturalGasInStorage
|
3541000 | USD |
CY2020Q1 | us-gaap |
Income Taxes Receivable
IncomeTaxesReceivable
|
15230000 | USD |
CY2019Q4 | us-gaap |
Income Taxes Receivable
IncomeTaxesReceivable
|
20050000 | USD |
CY2020Q1 | us-gaap |
Prepaid Expense Current
PrepaidExpenseCurrent
|
10707000 | USD |
CY2020Q1 | cpk |
Construction In Progress
ConstructionInProgress
|
75510000 | USD |
CY2019Q4 | cpk |
Construction In Progress
ConstructionInProgress
|
54141000 | USD |
CY2020Q1 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
1491733000 | USD |
CY2019Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
1463797000 | USD |
CY2020Q1 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
3982000 | USD |
CY2019Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
6985000 | USD |
CY2020Q1 | us-gaap |
Accounts Receivable Gross Current
AccountsReceivableGrossCurrent
|
46730000 | USD |
CY2019Q4 | us-gaap |
Accounts Receivable Gross Current
AccountsReceivableGrossCurrent
|
50899000 | USD |
CY2020Q1 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
1421000 | USD |
CY2019Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
|
1337000 | USD |
CY2020Q1 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
45309000 | USD |
CY2019Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
49562000 | USD |
CY2020Q1 | cpk |
Accrued Revenue
AccruedRevenue
|
16931000 | USD |
CY2019Q4 | cpk |
Accrued Revenue
AccruedRevenue
|
20846000 | USD |
CY2020Q1 | us-gaap |
Energy Related Inventory Propane Gas
EnergyRelatedInventoryPropaneGas
|
5136000 | USD |
CY2019Q4 | us-gaap |
Energy Related Inventory Propane Gas
EnergyRelatedInventoryPropaneGas
|
5824000 | USD |
CY2019Q4 | us-gaap |
Prepaid Expense Current
PrepaidExpenseCurrent
|
13928000 | USD |
CY2020Q1 | us-gaap |
Energy Marketing Contracts Assets Current
EnergyMarketingContractsAssetsCurrent
|
151000 | USD |
CY2019Q4 | us-gaap |
Energy Marketing Contracts Assets Current
EnergyMarketingContractsAssetsCurrent
|
0 | USD |
CY2020Q1 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
3666000 | USD |
CY2019Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
2879000 | USD |
CY2020Q1 | us-gaap |
Assets Current
AssetsCurrent
|
111927000 | USD |
CY2019Q4 | us-gaap |
Assets Current
AssetsCurrent
|
134826000 | USD |
CY2020Q1 | us-gaap |
Goodwill
Goodwill
|
32668000 | USD |
CY2019Q4 | us-gaap |
Goodwill
Goodwill
|
32668000 | USD |
CY2020Q1 | us-gaap |
Intangible Assets Net Excluding Goodwill
IntangibleAssetsNetExcludingGoodwill
|
7824000 | USD |
CY2019Q4 | us-gaap |
Intangible Assets Net Excluding Goodwill
IntangibleAssetsNetExcludingGoodwill
|
8129000 | USD |
CY2020Q1 | us-gaap |
Investments Fair Value Disclosure
InvestmentsFairValueDisclosure
|
7217000 | USD |
CY2019Q4 | us-gaap |
Investments Fair Value Disclosure
InvestmentsFairValueDisclosure
|
9229000 | USD |
CY2020Q1 | us-gaap |
Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
|
11696000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
|
11563000 | USD |
CY2020Q1 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-6194000 | USD |
CY2019Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-6267000 | USD |
CY2020Q1 | us-gaap |
Compensation And Benefits Trust
CompensationAndBenefitsTrust
|
5468000 | USD |
CY2019Q4 | us-gaap |
Compensation And Benefits Trust
CompensationAndBenefitsTrust
|
4543000 | USD |
CY2020Q1 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
5468000 | USD |
CY2019Q4 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
4543000 | USD |
CY2020Q1 | us-gaap |
Stockholders Equity
StockholdersEquity
|
584129000 | USD |
CY2020Q1 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
73552000 | USD |
CY2019Q4 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
73407000 | USD |
CY2020Q1 | cpk |
Receivables And Other Deferred Charges
ReceivablesAndOtherDeferredCharges
|
51602000 | USD |
CY2019Q4 | cpk |
Receivables And Other Deferred Charges
ReceivablesAndOtherDeferredCharges
|
49579000 | USD |
CY2020Q1 | cpk |
Deferred Charges And Other Assets
DeferredChargesAndOtherAssets
|
184559000 | USD |
CY2019Q4 | cpk |
Deferred Charges And Other Assets
DeferredChargesAndOtherAssets
|
184575000 | USD |
CY2020Q1 | us-gaap |
Assets
Assets
|
1788219000 | USD |
CY2019Q4 | us-gaap |
Assets
Assets
|
1783198000 | USD |
CY2020Q1 | us-gaap |
Preferred Stock Value
PreferredStockValue
|
0 | USD |
CY2019Q4 | us-gaap |
Preferred Stock Value
PreferredStockValue
|
0 | USD |
CY2020Q1 | us-gaap |
Common Stock Value
CommonStockValue
|
7998000 | USD |
CY2019Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
7984000 | USD |
CY2020Q1 | us-gaap |
Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
|
259521000 | USD |
CY2019Q4 | us-gaap |
Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
|
259253000 | USD |
CY2020Q1 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
322804000 | USD |
CY2019Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
300607000 | USD |
CY2019Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
561577000 | USD |
CY2020Q1 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
440183000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
440168000 | USD |
CY2020Q1 | us-gaap |
Capitalization Longterm Debt And Equity
CapitalizationLongtermDebtAndEquity
|
1024312000 | USD |
CY2019Q4 | us-gaap |
Capitalization Longterm Debt And Equity
CapitalizationLongtermDebtAndEquity
|
1001745000 | USD |
CY2020Q1 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
15600000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
45600000 | USD |
CY2020Q1 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
254339000 | USD |
CY2019Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
247371000 | USD |
CY2020Q1 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
52568000 | USD |
CY2019Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
54068000 | USD |
CY2020Q1 | us-gaap |
Customer Refund Liability Current
CustomerRefundLiabilityCurrent
|
29122000 | USD |
CY2019Q4 | us-gaap |
Customer Refund Liability Current
CustomerRefundLiabilityCurrent
|
30939000 | USD |
CY2020Q1 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
5014000 | USD |
CY2019Q4 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
2554000 | USD |
CY2020Q1 | us-gaap |
Dividends Payable Current
DividendsPayableCurrent
|
6655000 | USD |
CY2019Q4 | us-gaap |
Dividends Payable Current
DividendsPayableCurrent
|
6644000 | USD |
CY2019Q4 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
16236000 | USD |
CY2020Q1 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
13524000 | USD |
CY2020Q1 | us-gaap |
Other Accrued Liabilities Current
OtherAccruedLiabilitiesCurrent
|
16170000 | USD |
CY2020Q1 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
7518000 | USD |
CY2019Q4 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
5991000 | USD |
CY2020Q1 | us-gaap |
Energy Marketing Contract Liabilities Current
EnergyMarketingContractLiabilitiesCurrent
|
1986000 | USD |
CY2019Q4 | us-gaap |
Energy Marketing Contract Liabilities Current
EnergyMarketingContractLiabilitiesCurrent
|
1844000 | USD |
CY2019Q1 | us-gaap |
Increase Decrease In Regulatory Assets And Liabilities
IncreaseDecreaseInRegulatoryAssetsAndLiabilities
|
-3121000 | USD |
CY2020Q1 | us-gaap |
Increase Decrease In Prepaid Deferred Expense And Other Assets
IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
|
-3359000 | USD |
CY2020Q1 | us-gaap |
Employee Benefits And Share Based Compensation
EmployeeBenefitsAndShareBasedCompensation
|
11000 | USD |
CY2019Q1 | us-gaap |
Employee Benefits And Share Based Compensation
EmployeeBenefitsAndShareBasedCompensation
|
382000 | USD |
CY2020Q1 | us-gaap |
Share Based Compensation
ShareBasedCompensation
|
1056000 | USD |
CY2019Q1 | us-gaap |
Share Based Compensation
ShareBasedCompensation
|
487000 | USD |
CY2020Q1 | us-gaap |
Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
|
-8139000 | USD |
CY2019Q1 | us-gaap |
Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
|
-18147000 | USD |
CY2019Q4 | us-gaap |
Other Accrued Liabilities Current
OtherAccruedLiabilitiesCurrent
|
12077000 | USD |
CY2020Q1 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
402496000 | USD |
CY2019Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
423324000 | USD |
CY2020Q1 | us-gaap |
Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
|
186431000 | USD |
CY2019Q4 | us-gaap |
Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
|
180656000 | USD |
CY2020Q1 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
128027000 | USD |
CY2019Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
127744000 | USD |
CY2020Q1 | us-gaap |
Accrued Environmental Loss Contingencies Noncurrent
AccruedEnvironmentalLossContingenciesNoncurrent
|
6046000 | USD |
CY2019Q4 | us-gaap |
Accrued Environmental Loss Contingencies Noncurrent
AccruedEnvironmentalLossContingenciesNoncurrent
|
6468000 | USD |
CY2020Q1 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
28043000 | USD |
CY2019Q4 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
30569000 | USD |
CY2020Q1 | us-gaap |
Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
|
10165000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
|
9896000 | USD |
CY2020Q1 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
2699000 | USD |
CY2019Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
2796000 | USD |
CY2020Q1 | us-gaap |
Deferred Credits And Other Liabilities
DeferredCreditsAndOtherLiabilities
|
361411000 | USD |
CY2019Q4 | us-gaap |
Deferred Credits And Other Liabilities
DeferredCreditsAndOtherLiabilities
|
358129000 | USD |
CY2020Q1 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
CY2019Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
CY2020Q1 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
1788219000 | USD |
CY2019Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
1783198000 | USD |
CY2020Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
28930000 | USD |
CY2019Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
28664000 | USD |
CY2020Q1 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
12252000 | USD |
CY2019Q1 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
11074000 | USD |
CY2020Q1 | cpk |
Depreciation And Accretion Included In Other Costs
DepreciationAndAccretionIncludedInOtherCosts
|
2361000 | USD |
CY2019Q1 | cpk |
Depreciation And Accretion Included In Other Costs
DepreciationAndAccretionIncludedInOtherCosts
|
2135000 | USD |
CY2020Q1 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
5738000 | USD |
CY2019Q1 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
3430000 | USD |
CY2020Q1 | us-gaap |
Gain Loss On Disposition Of Assets
GainLossOnDispositionOfAssets
|
4458000 | USD |
CY2019Q1 | us-gaap |
Gain Loss On Disposition Of Assets
GainLossOnDispositionOfAssets
|
363000 | USD |
CY2020Q1 | us-gaap |
Unrealized Gain Loss On Commodity Contracts
UnrealizedGainLossOnCommodityContracts
|
-1511000 | USD |
CY2019Q1 | us-gaap |
Unrealized Gain Loss On Commodity Contracts
UnrealizedGainLossOnCommodityContracts
|
721000 | USD |
CY2020Q1 | us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
-3921000 | USD |
CY2019Q1 | us-gaap |
Increase Decrease In Prepaid Deferred Expense And Other Assets
IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
|
-11873000 | USD |
CY2020Q1 | us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
-4243000 | USD |
CY2019Q1 | us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
-44783000 | USD |
CY2020Q1 | us-gaap |
Increase Decrease In Income Taxes Receivable
IncreaseDecreaseInIncomeTaxesReceivable
|
-4820000 | USD |
CY2019Q1 | us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
-7207000 | USD |
CY2020Q1 | us-gaap |
Increase Decrease In Regulatory Assets And Liabilities
IncreaseDecreaseInRegulatoryAssetsAndLiabilities
|
-7309000 | USD |
CY2020Q1 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
58808000 | USD |
CY2019Q1 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
40486000 | USD |
CY2019Q1 | us-gaap |
Increase Decrease In Income Taxes Receivable
IncreaseDecreaseInIncomeTaxesReceivable
|
-6241000 | USD |
CY2020Q1 | us-gaap |
Increase Decrease In Contract With Customer Liability
IncreaseDecreaseInContractWithCustomerLiability
|
-1817000 | USD |
CY2019Q1 | us-gaap |
Increase Decrease In Contract With Customer Liability
IncreaseDecreaseInContractWithCustomerLiability
|
-4445000 | USD |
CY2020Q1 | us-gaap |
Increase Decrease In Employee Related Liabilities
IncreaseDecreaseInEmployeeRelatedLiabilities
|
-8766000 | USD |
CY2019Q1 | us-gaap |
Increase Decrease In Employee Related Liabilities
IncreaseDecreaseInEmployeeRelatedLiabilities
|
-5548000 | USD |
CY2020Q1 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
1315000 | USD |
CY2019Q1 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
-3585000 | USD |
CY2020Q1 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
35182000 | USD |
CY2019Q1 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
43216000 | USD |
CY2020Q1 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
4106000 | USD |
CY2019Q1 | us-gaap |
Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
|
115000 | USD |
CY2020Q1 | cpk |
Payments For Environmental Expenditures
PaymentsForEnvironmentalExpenditures
|
422000 | USD |
CY2019Q1 | cpk |
Payments For Environmental Expenditures
PaymentsForEnvironmentalExpenditures
|
268000 | USD |
CY2020Q1 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-31498000 | USD |
CY2019Q1 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-43369000 | USD |
CY2020Q1 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
6483000 | USD |
CY2019Q1 | us-gaap |
Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
|
5877000 | USD |
CY2020Q1 | us-gaap |
Proceeds From Repurchase Of Equity
ProceedsFromRepurchaseOfEquity
|
192000 | USD |
CY2019Q1 | us-gaap |
Proceeds From Repurchase Of Equity
ProceedsFromRepurchaseOfEquity
|
-183000 | USD |
CY2020Q1 | us-gaap |
Payments Related To Tax Withholding For Share Based Compensation
PaymentsRelatedToTaxWithholdingForShareBasedCompensation
|
977000 | USD |
CY2019Q1 | us-gaap |
Payments Related To Tax Withholding For Share Based Compensation
PaymentsRelatedToTaxWithholdingForShareBasedCompensation
|
692000 | USD |
CY2020Q1 | us-gaap |
Increase Decrease In Outstanding Checks Financing Activities
IncreaseDecreaseInOutstandingChecksFinancingActivities
|
-4727000 | USD |
CY2019Q1 | us-gaap |
Increase Decrease In Outstanding Checks Financing Activities
IncreaseDecreaseInOutstandingChecksFinancingActivities
|
84000 | USD |
CY2020Q1 | us-gaap |
Proceeds From Repayments Of Lines Of Credit
ProceedsFromRepaymentsOfLinesOfCredit
|
11695000 | USD |
CY2019Q1 | us-gaap |
Proceeds From Repayments Of Lines Of Credit
ProceedsFromRepaymentsOfLinesOfCredit
|
-18149000 | USD |
CY2020Q1 | us-gaap |
Proceeds From Debt Net Of Issuance Costs
ProceedsFromDebtNetOfIssuanceCosts
|
-13000 | USD |
CY2019Q1 | us-gaap |
Proceeds From Debt Net Of Issuance Costs
ProceedsFromDebtNetOfIssuanceCosts
|
30000000 | USD |
CY2020Q1 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
30000000 | USD |
CY2019Q1 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
414000 | USD |
CY2020Q1 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
-30313000 | USD |
CY2019Q1 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
4769000 | USD |
CY2020Q1 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
-3003000 | USD |
CY2019Q1 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
1886000 | USD |
CY2019Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
6985000 | USD |
CY2018Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
6089000 | USD |
CY2020Q1 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
3982000 | USD |
CY2019Q1 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
7975000 | USD |
CY2018Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
518439000 | USD |
CY2019Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
28664000 | USD |
CY2019Q1 | us-gaap |
New Accounting Pronouncement Or Change In Accounting Principle Effect Of Adoption Quantification
NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification
|
0 | USD |
CY2020Q1 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
73000 | USD |
CY2020Q1 | us-gaap |
Dividends
Dividends
|
6703000 | USD |
CY2019Q1 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
3089000 | USD |
CY2020Q1 | cpk |
Stock Issued During The Period Value Retirement Savings Plan And Dividend Reinvestment Plan
StockIssuedDuringThePeriodValueRetirementSavingsPlanAndDividendReinvestmentPlan
|
354000 | USD |
CY2020Q1 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
-72000 | USD |
CY2019Q1 | us-gaap |
Dividends
Dividends
|
6198000 | USD |
CY2020Q1 | cpk |
Treasury Stock Activity And Deferred Compensation Plan Activity During Period Value
TreasuryStockActivityAndDeferredCompensationPlanActivityDuringPeriodValue
|
0 | USD |
CY2020Q1 | us-gaap |
New Accounting Pronouncement Or Change In Accounting Principle Effect Of Adoption Quantification
NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification
|
-30000 | USD |
CY2019Q1 | cpk |
Treasury Stock Activity And Deferred Compensation Plan Activity During Period Value
TreasuryStockActivityAndDeferredCompensationPlanActivityDuringPeriodValue
|
0 | USD |
CY2019Q1 | us-gaap |
Stockholders Equity
StockholdersEquity
|
543659000 | USD |
CY2019Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
561577000 | USD |
CY2020Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
28930000 | USD |
CY2019Q1 | cpk |
Stock Issued During The Period Value Retirement Savings Plan And Dividend Reinvestment Plan
StockIssuedDuringThePeriodValueRetirementSavingsPlanAndDividendReinvestmentPlan
|
-1000 | USD |
CY2019Q1 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
-334000 | USD |
CY2020Q1 | us-gaap |
Stockholders Equity
StockholdersEquity
|
584129000 | USD |
CY2020Q1 | us-gaap |
Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
|
2000000 | shares |
CY2020Q1 | us-gaap |
Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
|
0.01 | |
CY2020Q1 | cpk |
Shares Held In Trust For Deferred Compensation Plan
SharesHeldInTrustForDeferredCompensationPlan
|
104871 | shares |
CY2019Q4 | cpk |
Shares Held In Trust For Deferred Compensation Plan
SharesHeldInTrustForDeferredCompensationPlan
|
95329 | shares |
CY2020Q1 | us-gaap |
Shares Paid For Tax Withholding For Share Based Compensation
SharesPaidForTaxWithholdingForShareBasedCompensation
|
10319 | shares |
CY2019Q1 | us-gaap |
Shares Paid For Tax Withholding For Share Based Compensation
SharesPaidForTaxWithholdingForShareBasedCompensation
|
7635 | shares |
CY2020Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax
DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax
|
-96000 | USD |
CY2019Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax
DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax
|
-150000 | USD |
CY2020Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
28930000 | USD |
CY2019Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
28664000 | USD |
CY2020Q1 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
16414773 | shares |
CY2019Q1 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
16384927 | shares |
CY2019Q4 | cpk |
Accounts Receivable Allowancefor Credit Losses Current Disclosure
AccountsReceivableAllowanceforCreditLossesCurrentDisclosure
|
1337000 | USD |
CY2020Q1 | us-gaap |
Provision For Other Credit Losses
ProvisionForOtherCreditLosses
|
273000 | USD |
CY2020Q1 | us-gaap |
Allowance For Doubtful Accounts Receivable Recoveries
AllowanceForDoubtfulAccountsReceivableRecoveries
|
84000 | USD |
CY2020Q1 | us-gaap |
Allowance For Loan And Lease Losses Write Offs
AllowanceForLoanAndLeaseLossesWriteOffs
|
273000 | USD |
CY2020Q1 | cpk |
Accounts Receivable Allowancefor Credit Losses Current Disclosure
AccountsReceivableAllowanceforCreditLossesCurrentDisclosure
|
1421000 | USD |
CY2020Q1 | us-gaap |
Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
|
29026000 | USD |
CY2019Q1 | us-gaap |
Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
|
28814000 | USD |
CY2020Q1 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
1.77 | |
CY2019Q1 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
1.76 | |
CY2020Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare
|
-0.01 | |
CY2019Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare
|
-0.01 | |
CY2020Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.76 | |
CY2019Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
1.75 | |
CY2020Q1 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
16414773 | shares |
CY2019Q1 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
16384927 | shares |
CY2020Q1 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
57054 | shares |
CY2019Q1 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
47925 | shares |
CY2020Q1 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
16471827 | shares |
CY2019Q1 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
16432852 | shares |
CY2020Q1 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
1.77 | |
CY2019Q1 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
1.75 | |
CY2020Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare
|
-0.01 | |
CY2019Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare
|
-0.01 | |
CY2020Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.76 | |
CY2019Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
1.74 | |
CY2019Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Before Income Tax
DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax
|
-201000 | USD |
CY2020Q1 | us-gaap |
Discontinued Operation Tax Effect Of Income Loss From Disposal Of Discontinued Operation
DiscontinuedOperationTaxEffectOfIncomeLossFromDisposalOfDiscontinuedOperation
|
35000 | USD |
CY2019Q1 | us-gaap |
Discontinued Operation Tax Effect Of Income Loss From Disposal Of Discontinued Operation
DiscontinuedOperationTaxEffectOfIncomeLossFromDisposalOfDiscontinuedOperation
|
51000 | USD |
CY2020Q1 | us-gaap |
Disposal Group Including Discontinued Operation Depreciation And Amortization
DisposalGroupIncludingDiscontinuedOperationDepreciationAndAmortization
|
146000 | USD |
CY2020Q1 | us-gaap |
Discontinued Operation Gain Loss From Disposal Of Discontinued Operation Before Income Tax
DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax
|
7300000 | USD |
CY2019Q1 | us-gaap |
Disposal Group Including Discontinued Operation Interest Expense
DisposalGroupIncludingDiscontinuedOperationInterestExpense
|
70000 | USD |
CY2020Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Before Income Tax
DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax
|
-131000 | USD |
CY2020Q1 | cpk |
Numberof Transactions
NumberofTransactions
|
4 | |
CY2020Q1 | us-gaap |
Proceeds From Divestiture Of Businesses
ProceedsFromDivestitureOfBusinesses
|
22900000 | USD |
CY2020Q1 | us-gaap |
Discontinued Operation Gain Loss On Disposal Of Discontinued Operation Net Of Tax
DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax
|
5400000 | USD |
CY2020Q1 | us-gaap |
Disposal Group Including Discontinued Operation Revenue
DisposalGroupIncludingDiscontinuedOperationRevenue
|
0 | USD |
CY2019Q1 | us-gaap |
Disposal Group Including Discontinued Operation Revenue
DisposalGroupIncludingDiscontinuedOperationRevenue
|
77022000 | USD |
CY2020Q1 | us-gaap |
Disposal Group Including Discontinued Operation Costs Of Goods Sold
DisposalGroupIncludingDiscontinuedOperationCostsOfGoodsSold
|
-9000 | USD |
CY2019Q1 | us-gaap |
Disposal Group Including Discontinued Operation Costs Of Goods Sold
DisposalGroupIncludingDiscontinuedOperationCostsOfGoodsSold
|
75162000 | USD |
CY2020Q1 | us-gaap |
Disposal Group Including Discontinued Operation Operating Expense
DisposalGroupIncludingDiscontinuedOperationOperatingExpense
|
116000 | USD |
CY2019Q1 | us-gaap |
Disposal Group Including Discontinued Operation Operating Expense
DisposalGroupIncludingDiscontinuedOperationOperatingExpense
|
1991000 | USD |
CY2020Q1 | us-gaap |
Disposal Group Including Discontinued Operation Operating Income Loss
DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss
|
-107000 | USD |
CY2019Q1 | us-gaap |
Disposal Group Including Discontinued Operation Operating Income Loss
DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss
|
-131000 | USD |
CY2020Q1 | us-gaap |
Disposal Group Including Discontinued Operation Interest Expense
DisposalGroupIncludingDiscontinuedOperationInterestExpense
|
24000 | USD |
CY2020Q1 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
152710000 | USD |
CY2019Q1 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
160464000 | USD |
CY2019Q4 | us-gaap |
Receivables From Customers
ReceivablesFromCustomers
|
47430000 | USD |
CY2019Q4 | us-gaap |
Contract With Customer Asset Net Current
ContractWithCustomerAssetNetCurrent
|
18000 | USD |
CY2019Q4 | us-gaap |
Contract With Customer Asset Net Noncurrent
ContractWithCustomerAssetNetNoncurrent
|
3465000 | USD |
CY2019Q4 | us-gaap |
Contract With Customer Liability Current
ContractWithCustomerLiabilityCurrent
|
589000 | USD |
CY2020Q1 | us-gaap |
Receivables From Customers
ReceivablesFromCustomers
|
43614000 | USD |
CY2020Q1 | us-gaap |
Contract With Customer Asset Net Current
ContractWithCustomerAssetNetCurrent
|
18000 | USD |
CY2020Q1 | us-gaap |
Contract With Customer Asset Net Noncurrent
ContractWithCustomerAssetNetNoncurrent
|
4098000 | USD |
CY2020Q1 | us-gaap |
Contract With Customer Liability Current
ContractWithCustomerLiabilityCurrent
|
428000 | USD |
CY2020Q1 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
-3816000 | USD |
CY2020Q1 | us-gaap |
Increase Decrease In Other Current Assets
IncreaseDecreaseInOtherCurrentAssets
|
0 | USD |
CY2020Q1 | us-gaap |
Contract With Customer Liability Revenue Recognized
ContractWithCustomerLiabilityRevenueRecognized
|
400000 | USD |
CY2019Q1 | us-gaap |
Contract With Customer Liability Revenue Recognized
ContractWithCustomerLiabilityRevenueRecognized
|
300000 | USD |
CY2020Q1 | us-gaap |
Increase Decrease In Other Noncurrent Assets
IncreaseDecreaseInOtherNoncurrentAssets
|
633000 | USD |
CY2020Q1 | us-gaap |
Increase Decrease In Other Current Liabilities
IncreaseDecreaseInOtherCurrentLiabilities
|
-161000 | USD |
CY2020Q1 | cpk |
Companys Exposure In Number Of Former Manufactured Gas Plant Sites
CompanysExposureInNumberOfFormerManufacturedGasPlantSites
|
7 | site |
CY2020Q1 | cpk |
Debt Service Coverage Ratio
DebtServiceCoverageRatio
|
1.25 | |
CY2020Q1 | cpk |
Debt Service Coverage Ratio Measurement Period
DebtServiceCoverageRatioMeasurementPeriod
|
12 | |
CY2020Q1 | cpk |
Ratiobasedonaveragenumberofpriorquarters
Ratiobasedonaveragenumberofpriorquarters
|
6 | |
CY2020Q1 | cpk |
Minimum Interest Coverage Ratio Under Agreement Two
MinimumInterestCoverageRatioUnderAgreementTwo
|
2 | |
CY2020Q1 | cpk |
Maximum Debt To Net Capital Ratio Under Agreement Two
MaximumDebtToNetCapitalRatioUnderAgreementTwo
|
0.65 | |
CY2020Q1 | cpk |
Number Of Years For Power Purchase Agreement
NumberOfYearsForPowerPurchaseAgreement
|
P20Y | |
CY2020Q1 | cpk |
Contract Duration
ContractDuration
|
P20Y | |
CY2020Q1 | us-gaap |
Guarantee Obligations Maximum Exposure
GuaranteeObligationsMaximumExposure
|
37000000.0 | USD |
CY2020Q1 | us-gaap |
Guarantee Obligations Current Carrying Value
GuaranteeObligationsCurrentCarryingValue
|
17900000 | USD |
CY2020Q1 | cpk |
Guarantor Obligations Current Carrying Value Pesco
GuarantorObligationsCurrentCarryingValuePESCO
|
6800000 | USD |
CY2020Q1 | cpk |
Standby Letters Of Credit
StandbyLettersOfCredit
|
5400000 | USD |
CY2019Q1 | us-gaap |
Interest Expense
InterestExpense
|
5628000 | USD |
CY2020Q1 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
39617000 | USD |
CY2020Q1 | us-gaap |
Number Of Reportable Segments
NumberOfReportableSegments
|
2 | |
CY2020Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
42113000 | USD |
CY2019Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
44124000 | USD |
CY2020Q1 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
3318000 | USD |
CY2019Q1 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
-57000 | USD |
CY2020Q1 | us-gaap |
Interest Expense
InterestExpense
|
5814000 | USD |
CY2019Q1 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
38439000 | USD |
CY2020Q1 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
10591000 | USD |
CY2019Q1 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
9625000 | USD |
CY2020Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax
DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax
|
-96000 | USD |
CY2019Q1 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Net Of Tax
DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax
|
-150000 | USD |
CY2020Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
28930000 | USD |
CY2019Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
28664000 | USD |
CY2019Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-6267000 | USD |
CY2020Q1 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
895000 | USD |
CY2020Q1 | us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
822000 | USD |
CY2020Q1 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
73000 | USD |
CY2020Q1 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-6194000 | USD |
CY2018Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-6713000 | USD |
CY2019Q1 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
3021000 | USD |
CY2019Q1 | us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
-68000 | USD |
CY2019Q1 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
3089000 | USD |
CY2019Q1 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-3739000 | USD |
CY2020Q1 | us-gaap |
Defined Benefit Plan Amortization Of Prior Service Cost Credit
DefinedBenefitPlanAmortizationOfPriorServiceCostCredit
|
-19000 | USD |
CY2020Q1 | us-gaap |
Defined Benefit Plan Actuarial Gain Loss
DefinedBenefitPlanActuarialGainLoss
|
-217000 | USD |
CY2020Q1 | cpk |
Defined Benefit Plan Amounts Recognized Gain Loss
DefinedBenefitPlanAmountsRecognizedGainLoss
|
198000 | USD |
CY2020Q1 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax
|
89000 | USD |
CY2020Q1 | cpk |
Defined Benefit Plan Amounts Recognized From Regulatory Asset
DefinedBenefitPlanAmountsRecognizedFromRegulatoryAsset
|
109000 | USD |
CY2020Q1 | cpk |
Defined Benefit Plan Amounts Recognized Gain Loss
DefinedBenefitPlanAmountsRecognizedGainLoss
|
198000 | USD |
CY2019Q1 | us-gaap |
Defined Benefit Plan Amortization Of Prior Service Cost Credit
DefinedBenefitPlanAmortizationOfPriorServiceCostCredit
|
-19000 | USD |
CY2020Q1 | us-gaap |
Energy Marketing Contracts Assets Current
EnergyMarketingContractsAssetsCurrent
|
151000 | USD |
CY2020Q1 | us-gaap |
Energy Marketing Contracts Assets Current
EnergyMarketingContractsAssetsCurrent
|
151000 | USD |
CY2020Q1 | us-gaap |
Short Term Debt Weighted Average Interest Rate
ShortTermDebtWeightedAverageInterestRate
|
0.0230 | |
CY2020Q1 | us-gaap |
Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
|
1236000 | USD |
CY2019Q4 | us-gaap |
Investments Fair Value Disclosure
InvestmentsFairValueDisclosure
|
9229000 | USD |
CY2020Q1 | us-gaap |
Trading Securities Unrealized Holding Gain Loss
TradingSecuritiesUnrealizedHoldingGainLoss
|
-1500000 | USD |
CY2019Q1 | us-gaap |
Trading Securities Unrealized Holding Gain Loss
TradingSecuritiesUnrealizedHoldingGainLoss
|
700000 | USD |
CY2019Q1 | us-gaap |
Defined Benefit Plan Actuarial Gain Loss
DefinedBenefitPlanActuarialGainLoss
|
-268000 | USD |
CY2019Q1 | cpk |
Defined Benefit Plan Amounts Recognized Gain Loss
DefinedBenefitPlanAmountsRecognizedGainLoss
|
249000 | USD |
CY2019Q1 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax
|
144000 | USD |
CY2019Q1 | cpk |
Defined Benefit Plan Amounts Recognized From Regulatory Asset
DefinedBenefitPlanAmountsRecognizedFromRegulatoryAsset
|
105000 | USD |
CY2019Q1 | cpk |
Defined Benefit Plan Amounts Recognized Gain Loss
DefinedBenefitPlanAmountsRecognizedGainLoss
|
249000 | USD |
CY2020Q1 | us-gaap |
Investments Fair Value Disclosure
InvestmentsFairValueDisclosure
|
7217000 | USD |
CY2020Q1 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
1056000 | USD |
CY2019Q1 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
487000 | USD |
CY2020Q1 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
|
276000 | USD |
CY2019Q1 | us-gaap |
Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
|
127000 | USD |
CY2020Q1 | us-gaap |
Allocated Share Based Compensation Expense Net Of Tax
AllocatedShareBasedCompensationExpenseNetOfTax
|
780000 | USD |
CY2019Q1 | us-gaap |
Allocated Share Based Compensation Expense Net Of Tax
AllocatedShareBasedCompensationExpenseNetOfTax
|
360000 | USD |
CY2020Q1 | us-gaap |
Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized
EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
|
6700000 | USD |
CY2020Q1 | us-gaap |
Line Of Credit Facility Maximum Borrowing Capacity
LineOfCreditFacilityMaximumBorrowingCapacity
|
370000000.0 | USD |
CY2020Q1 | us-gaap |
Energy Marketing Contracts Assets Current
EnergyMarketingContractsAssetsCurrent
|
151000 | USD |
CY2019Q4 | us-gaap |
Energy Marketing Contracts Assets Current
EnergyMarketingContractsAssetsCurrent
|
0 | USD |
CY2020Q1 | us-gaap |
Energy Marketing Contract Liabilities Current
EnergyMarketingContractLiabilitiesCurrent
|
1986000 | USD |
CY2019Q4 | us-gaap |
Energy Marketing Contract Liabilities Current
EnergyMarketingContractLiabilitiesCurrent
|
1844000 | USD |
CY2019Q1 | us-gaap |
Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
|
4782000 | USD |
CY2019Q4 | us-gaap |
Energy Marketing Contracts Assets Current
EnergyMarketingContractsAssetsCurrent
|
0 | USD |
CY2020Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
|
835000 | USD |
CY2019Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
|
695000 | USD |
CY2019Q4 | us-gaap |
Energy Marketing Contract Liabilities Current
EnergyMarketingContractLiabilitiesCurrent
|
1844000 | USD |
CY2020Q1 | us-gaap |
Long Term Debt
LongTermDebt
|
456600000 | USD |
CY2020Q1 | us-gaap |
Long Term Debt Fair Value
LongTermDebtFairValue
|
447800000 | USD |
CY2020Q1 | us-gaap |
Energy Marketing Contract Liabilities Current
EnergyMarketingContractLiabilitiesCurrent
|
1986000 | USD |
CY2020Q1 | us-gaap |
Energy Marketing Contract Liabilities Current
EnergyMarketingContractLiabilitiesCurrent
|
1986000 | USD |
CY2019Q4 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
|
803000 | USD |
CY2018Q4 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
|
686000 | USD |
CY2020Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Sales Issuances Settlements
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements
|
9000 | USD |
CY2019Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Sales Issuances Settlements
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements
|
6000 | USD |
CY2020Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
|
57000 | USD |
CY2019Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
|
0 | USD |
CY2020Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales
|
38000 | USD |
CY2019Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales
|
0 | USD |
CY2020Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
|
-4000 | USD |
CY2019Q1 | us-gaap |
Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
|
-3000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt
LongTermDebt
|
486600000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Fair Value
LongTermDebtFairValue
|
505000000.0 | USD |
CY2020Q1 | us-gaap |
Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
|
808000 | USD |
CY2019Q4 | us-gaap |
Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
|
822000 | USD |
CY2020Q1 | us-gaap |
Long Term Debt And Capital Lease Obligations
LongTermDebtAndCapitalLeaseObligations
|
455783000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt And Capital Lease Obligations
LongTermDebtAndCapitalLeaseObligations
|
485768000 | USD |
CY2020Q1 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
15600000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
45600000 | USD |
CY2020Q1 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
440183000 | USD |
CY2019Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
440168000 | USD |
CY2020Q1 | us-gaap |
Debt Instrument Unused Borrowing Capacity Amount
DebtInstrumentUnusedBorrowingCapacityAmount
|
10000000 | USD |
CY2020Q1 | cpk |
Number Of Unsecured Bank Credit Facilities
NumberOfUnsecuredBankCreditFacilities
|
4 | |
CY2020Q2 | cpk |
Debt Instrument Unused Borrowing Capacity Subsequent
DebtInstrumentUnusedBorrowingCapacitySubsequent
|
300000000 | USD |
CY2020Q2 | us-gaap |
Debt Instrument Unused Borrowing Capacity Amount
DebtInstrumentUnusedBorrowingCapacityAmount
|
310000000 | USD |
CY2020Q1 | cpk |
Short Term Borrowing Bod Maximum Limit
ShortTermBorrowingBODMaximumLimit
|
400000000.0 | USD |
CY2020Q1 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
254300000 | USD |
CY2019Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
247400000 | USD |
CY2019Q4 | us-gaap |
Short Term Debt Weighted Average Interest Rate
ShortTermDebtWeightedAverageInterestRate
|
0.0262 | |
CY2020Q1 | cpk |
Number Of Financial Institutions With Bank Credit Facilities
NumberOfFinancialInstitutionsWithBankCreditFacilities
|
4 | |
CY2020Q1 | cpk |
Line Of Credit Facility Maximum Borrowing Committed Capacity
LineOfCreditFacilityMaximumBorrowingCommittedCapacity
|
220000000.0 | USD |
CY2020Q1 | cpk |
Participating Lenders In The Revolver
ParticipatingLendersInTheRevolver
|
5 | |
CY2020Q1 | us-gaap |
Line Of Credit Facility Maximum Borrowing Capacity
LineOfCreditFacilityMaximumBorrowingCapacity
|
370000000 | USD |
CY2020Q1 | us-gaap |
Lines Of Credit Current
LinesOfCreditCurrent
|
252904000 | USD |
CY2019Q4 | us-gaap |
Lines Of Credit Current
LinesOfCreditCurrent
|
244190000 | USD |
CY2020Q1 | us-gaap |
Line Of Credit Facility Remaining Borrowing Capacity
LineOfCreditFacilityRemainingBorrowingCapacity
|
117096000 | USD |
CY2020Q1 | us-gaap |
Bank Overdrafts
BankOverdrafts
|
1435000 | USD |
CY2019Q4 | us-gaap |
Bank Overdrafts
BankOverdrafts
|
3181000 | USD |
CY2020Q1 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
254339000 | USD |
CY2019Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
247371000 | USD |
CY2020Q1 | us-gaap |
Shortterm Debt Maximum Amount Outstanding During Period
ShorttermDebtMaximumAmountOutstandingDuringPeriod
|
350000000.0 | USD |
CY2020Q1 | cpk |
Lineof Credit Additional Capacity Covid
LineofCreditAdditionalCapacityCOVID
|
50000000.0 | USD |
CY2020Q1 | cpk |
Basisplus Libo Rfor Rate Swaps
BasisplusLIBORforRateSwaps
|
35 | |
CY2020Q1 | cpk |
Basisplus Libo Rinterestfor Rate Swaps
BasisplusLIBORinterestforRateSwaps
|
175 | |
CY2020Q1 | cpk |
Numberofshorttermlinesof Credit Additional
NumberofshorttermlinesofCreditAdditional
|
2 | |
CY2020Q1 | cpk |
Lineof Credit Additional Capacity
LineofCreditAdditionalCapacity
|
45000000.0 | USD |
CY2020Q1 | us-gaap |
Ratio Of Indebtedness To Net Capital1
RatioOfIndebtednessToNetCapital1
|
0.65 | |
CY2020Q1 | us-gaap |
Notional Amount Of Nonderivative Instruments
NotionalAmountOfNonderivativeInstruments
|
70000000.0 | USD |
CY2020Q1 | cpk |
Numberofshorttermlinesof Creditrateswap
NumberofshorttermlinesofCreditrateswap
|
2 | |
CY2020Q1 | cpk |
Effectof Cpi Basis Point Change
EffectofCPIBasisPointChange
|
100 | |
CY2020Q1 | cpk |
Minimum Renewal Term Lengthin Years Lessee
MinimumRenewalTermLengthinYearsLessee
|
1 | Y |
CY2020Q1 | cpk |
Maximum Renewal Term Lengthin Years Lessee
MaximumRenewalTermLengthinYearsLessee
|
25 | |
CY2020Q1 | us-gaap |
Operating Lease Cost
OperatingLeaseCost
|
626000 | USD |
CY2019Q1 | us-gaap |
Operating Lease Cost
OperatingLeaseCost
|
635000 | USD |
CY2020Q1 | us-gaap |
Finance Lease Right Of Use Asset Amortization
FinanceLeaseRightOfUseAssetAmortization
|
0 | USD |
CY2019Q1 | us-gaap |
Finance Lease Right Of Use Asset Amortization
FinanceLeaseRightOfUseAssetAmortization
|
401000 | USD |
CY2020Q1 | us-gaap |
Finance Lease Interest Expense
FinanceLeaseInterestExpense
|
0 | USD |
CY2019Q1 | us-gaap |
Finance Lease Interest Expense
FinanceLeaseInterestExpense
|
4000 | USD |
CY2020Q1 | us-gaap |
Lease Cost
LeaseCost
|
626000 | USD |
CY2019Q1 | us-gaap |
Lease Cost
LeaseCost
|
1040000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
|
1705000 | USD |
CY2020Q1 | us-gaap |
Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
|
10165000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
|
9896000 | USD |
CY2020Q1 | cpk |
Total Operatingand Finance Lease Liabilities
TotalOperatingandFinanceLeaseLiabilities
|
11773000 | USD |
CY2020Q1 | us-gaap |
Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
|
11696000 | USD |
CY2019Q4 | us-gaap |
Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
|
11563000 | USD |
CY2020Q1 | cpk |
Total Financeand Operating Lease Rightof Use Asset
TotalFinanceandOperatingLeaseRightofUseAsset
|
11696000 | USD |
CY2019Q4 | cpk |
Total Financeand Operating Lease Rightof Use Asset
TotalFinanceandOperatingLeaseRightofUseAsset
|
11563000 | USD |
CY2020Q1 | us-gaap |
Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
|
1608000 | USD |
CY2019Q4 | cpk |
Total Operatingand Finance Lease Liabilities
TotalOperatingandFinanceLeaseLiabilities
|
11601000 | USD |
CY2020Q1 | us-gaap |
Operating Lease Payments
OperatingLeasePayments
|
527000 | USD |
CY2019Q1 | us-gaap |
Operating Lease Payments
OperatingLeasePayments
|
537000 | USD |
CY2019Q1 | us-gaap |
Finance Lease Interest Expense
FinanceLeaseInterestExpense
|
4000 | USD |
CY2019Q1 | us-gaap |
Finance Lease Right Of Use Asset Amortization
FinanceLeaseRightOfUseAssetAmortization
|
401000 | USD |
CY2020Q1 | us-gaap |
Lessee Operating Lease Liability Payments Due
LesseeOperatingLeaseLiabilityPaymentsDue
|
14070000 | USD |
CY2020Q1 | us-gaap |
Lessee Operating Lease Liability Undiscounted Excess Amount
LesseeOperatingLeaseLiabilityUndiscountedExcessAmount
|
2297000 | USD |
CY2020Q1 | us-gaap |
Lessee Operating Lease Liability Payments Remainder Of Fiscal Year
LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear
|
1545000 | USD |
CY2020Q1 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Two
LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
|
2010000 | USD |
CY2020Q1 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Three
LesseeOperatingLeaseLiabilityPaymentsDueYearThree
|
1916000 | USD |
CY2020Q1 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Four
LesseeOperatingLeaseLiabilityPaymentsDueYearFour
|
1852000 | USD |
CY2020Q1 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Five
LesseeOperatingLeaseLiabilityPaymentsDueYearFive
|
1597000 | USD |
CY2020Q1 | cpk |
Lessee Operating Lease Liability Payments Due Year Six
LesseeOperatingLeaseLiabilityPaymentsDueYearSix
|
1363000 | USD |
CY2020Q1 | cpk |
Lessee Operating Lease Liability Payments Due After Year Six
LesseeOperatingLeaseLiabilityPaymentsDueAfterYearSix
|
3787000 | USD |
CY2020Q1 | us-gaap |
Operating Lease Liability
OperatingLeaseLiability
|
11773000 | USD |
CY2020Q1 | cpk |
Lessee Future Operating Lease Option Payments
LesseeFutureOperatingLeaseOptionPayments
|
4100000 | USD |