2019 Q1 Form 10-K Financial Statement
#000119312519023132 Filed on January 31, 2019
Income Statement
Concept | 2019 Q1 | 2018 Q4 | 2018 Q3 |
---|---|---|---|
Revenue | $152.1M | $125.6M | $88.20M |
YoY Change | 4.32% | 8.84% | 5.0% |
Cost Of Revenue | $84.60M | $66.50M | $43.60M |
YoY Change | 2.79% | 15.85% | 6.34% |
Gross Profit | $67.50M | $59.10M | $44.60M |
YoY Change | 6.3% | 1.9% | 3.72% |
Gross Profit Margin | 44.38% | 47.05% | 50.57% |
Selling, General & Admin | |||
YoY Change | |||
% of Gross Profit | |||
Research & Development | |||
YoY Change | |||
% of Gross Profit | |||
Depreciation & Amortization | $13.80M | $13.00M | $12.40M |
YoY Change | 12.2% | 11.11% | 14.81% |
% of Gross Profit | 20.44% | 22.0% | 27.8% |
Operating Expenses | $38.70M | $36.90M | $34.30M |
YoY Change | 9.32% | 28.57% | 2.39% |
Operating Profit | $28.80M | $22.20M | $10.30M |
YoY Change | 2.49% | -13.62% | -0.96% |
Interest Expense | -$6.200M | -$6.100M | -$6.000M |
YoY Change | 3.33% | 1.67% | 3.45% |
% of Operating Profit | -21.53% | -27.48% | -58.25% |
Other Income/Expense, Net | $12.10M | -$1.700M | -$1.100M |
YoY Change | -811.76% | -70.18% | 22.22% |
Pretax Income | $34.70M | $14.40M | $3.200M |
YoY Change | 70.1% | -18.18% | -13.51% |
Income Tax | $8.200M | $3.400M | $400.0K |
% Of Pretax Income | 23.63% | 23.61% | 12.5% |
Net Earnings | $26.50M | $11.00M | $2.800M |
YoY Change | 69.87% | -1.79% | 21.74% |
Net Earnings / Revenue | 17.42% | 8.76% | 3.17% |
Basic Earnings Per Share | |||
Diluted Earnings Per Share | $1.779M | $738.3K | $189.2K |
COMMON SHARES | |||
Basic Shares Outstanding | 14.88M shares | 14.87M shares | 14.87M shares |
Diluted Shares Outstanding |
Balance Sheet
Concept | 2019 Q1 | 2018 Q4 | 2018 Q3 |
---|---|---|---|
SHORT-TERM ASSETS | |||
Cash & Short-Term Investments | $4.300M | $7.800M | $6.300M |
YoY Change | -54.74% | -12.36% | -42.2% |
Cash & Equivalents | $4.300M | $7.800M | $6.300M |
Short-Term Investments | |||
Other Short-Term Assets | $6.800M | $7.000M | $7.800M |
YoY Change | -4.23% | -16.67% | 14.71% |
Inventory | $8.300M | $7.800M | $8.100M |
Prepaid Expenses | |||
Receivables | $73.90M | $66.80M | $52.30M |
Other Receivables | $400.0K | $8.100M | $10.10M |
Total Short-Term Assets | $133.9M | $152.2M | $120.6M |
YoY Change | -7.34% | 0.59% | -1.15% |
LONG-TERM ASSETS | |||
Property, Plant & Equipment | $1.042B | $1.037B | $1.022B |
YoY Change | 7.13% | 6.72% | 7.99% |
Goodwill | |||
YoY Change | |||
Intangibles | |||
YoY Change | |||
Long-Term Investments | |||
YoY Change | |||
Other Assets | $16.70M | $10.30M | $10.00M |
YoY Change | 3.09% | 8.42% | 8.7% |
Total Long-Term Assets | $118.5M | $109.3M | $121.6M |
YoY Change | -6.99% | -8.23% | 9.35% |
TOTAL ASSETS | |||
Total Short-Term Assets | $133.9M | $152.2M | $120.6M |
Total Long-Term Assets | $118.5M | $109.3M | $121.6M |
Total Assets | $1.290B | $1.298B | $1.265B |
YoY Change | 3.69% | 4.54% | 7.17% |
SHORT-TERM LIABILITIES | |||
YoY Change | |||
Accounts Payable | $33.00M | $42.60M | $27.40M |
YoY Change | 9.63% | 2.65% | 13.69% |
Accrued Expenses | $8.100M | ||
YoY Change | 17.39% | ||
Deferred Revenue | |||
YoY Change | |||
Short-Term Debt | $65.80M | $82.80M | $69.10M |
YoY Change | 45.25% | 116.19% | -38.25% |
Long-Term Debt Due | $19.50M | $18.40M | $31.80M |
YoY Change | -34.56% | -38.26% | 6.71% |
Total Short-Term Liabilities | $164.8M | $192.5M | $180.5M |
YoY Change | 12.65% | 27.48% | -16.55% |
LONG-TERM LIABILITIES | |||
Long-Term Debt | $373.0M | $387.4M | $361.1M |
YoY Change | 2.75% | 2.95% | 18.94% |
Other Long-Term Liabilities | $10.70M | $10.10M | $6.600M |
YoY Change | -11.57% | 134.88% | 4.76% |
Total Long-Term Liabilities | $378.5M | $367.1M | $377.9M |
YoY Change | -2.04% | -2.83% | 4.48% |
TOTAL LIABILITIES | |||
Total Short-Term Liabilities | $164.8M | $192.5M | $180.5M |
Total Long-Term Liabilities | $378.5M | $367.1M | $377.9M |
Total Liabilities | $543.3M | $559.6M | $558.4M |
YoY Change | 1.99% | 5.82% | -3.39% |
SHAREHOLDERS EQUITY | |||
Retained Earnings | $93.00M | $72.00M | $66.50M |
YoY Change | 30.99% | 18.42% | 21.57% |
Common Stock | |||
YoY Change | |||
Preferred Stock | |||
YoY Change | |||
Treasury Stock (at cost) | |||
YoY Change | |||
Treasury Stock Shares | |||
Shareholders Equity | $373.9M | $351.3M | $345.0M |
YoY Change | |||
Total Liabilities & Shareholders Equity | $1.290B | $1.298B | $1.265B |
YoY Change | 3.69% | 4.54% | 7.17% |
Cashflow Statement
Concept | 2019 Q1 | 2018 Q4 | 2018 Q3 |
---|---|---|---|
OPERATING ACTIVITIES | |||
Net Income | $26.50M | $11.00M | $2.800M |
YoY Change | 69.87% | -1.79% | 21.74% |
Depreciation, Depletion And Amortization | $13.80M | $13.00M | $12.40M |
YoY Change | 12.2% | 11.11% | 14.81% |
Cash From Operating Activities | $37.80M | $8.500M | $6.700M |
YoY Change | 33.1% | -26.09% | -41.74% |
INVESTING ACTIVITIES | |||
Capital Expenditures | $10.90M | -$26.10M | $39.10M |
YoY Change | 7.92% | -25.64% | -0.51% |
Acquisitions | |||
YoY Change | |||
Other Investing Activities | $13.40M | ||
YoY Change | |||
Cash From Investing Activities | $2.500M | -$26.10M | -$39.10M |
YoY Change | -124.75% | -25.64% | -0.51% |
FINANCING ACTIVITIES | |||
Cash Dividend Paid | $5.500M | ||
YoY Change | 1.85% | ||
Common Stock Issuance & Retirement, Net | $300.0K | ||
YoY Change | 0.0% | ||
Debt Paid & Issued, Net | $13.40M | ||
YoY Change | 0.0% | ||
Cash From Financing Activities | -43.80M | 19.10M | 30.20M |
YoY Change | 147.46% | -11.57% | -2.27% |
NET CHANGE | |||
Cash From Operating Activities | 37.80M | 8.500M | 6.700M |
Cash From Investing Activities | 2.500M | -26.10M | -39.10M |
Cash From Financing Activities | -43.80M | 19.10M | 30.20M |
Net Change In Cash | -3.500M | 1.500M | -2.200M |
YoY Change | -683.33% | -175.0% | -170.97% |
FREE CASH FLOW | |||
Cash From Operating Activities | $37.80M | $8.500M | $6.700M |
Capital Expenditures | $10.90M | -$26.10M | $39.10M |
Free Cash Flow | $26.90M | $34.60M | -$32.40M |
YoY Change | 46.99% | -25.75% | 16.55% |
Facts In Submission
Frame | Concept Type | Concept / XBRL Key | Value | Unit |
---|---|---|---|---|
CY2017Q4 | us-gaap |
Deferred Finance Costs Noncurrent Net
DeferredFinanceCostsNoncurrentNet
|
700000 | |
CY2018Q2 | us-gaap |
Contractual Obligation
ContractualObligation
|
4400000 | |
CY2017Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
67400000 | |
CY2017Q4 | us-gaap |
Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
|
2100000 | |
CY2017Q4 | us-gaap |
Assets Noncurrent
AssetsNoncurrent
|
119100000 | |
CY2017Q4 | us-gaap |
Capital Lease Obligations Current
CapitalLeaseObligationsCurrent
|
3100000 | |
CY2017Q4 | us-gaap |
Capital Lease Obligations Noncurrent
CapitalLeaseObligationsNoncurrent
|
5700000 | |
CY2017Q4 | us-gaap |
Capitalization Longterm Debt And Equity
CapitalizationLongtermDebtAndEquity
|
713100000 | |
CY2017Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
8900000 | |
CY2017Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
||
CY2017Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
25000000 | shares |
CY2017Q4 | us-gaap |
Common Stock Shares Outstanding
CommonStockSharesOutstanding
|
14815585 | shares |
CY2017Q4 | us-gaap |
Assets
Assets
|
1241900000 | |
CY2017Q4 | us-gaap |
Accrued Environmental Loss Contingencies Current
AccruedEnvironmentalLossContingenciesCurrent
|
500000 | |
CY2017Q4 | us-gaap |
Derivative Assets
DerivativeAssets
|
0 | |
CY2016Q4 | utl |
Common Stock Equity
CommonStockEquity
|
292900000 | |
CY2017Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
41500000 | |
CY2017Q4 | us-gaap |
Accrued Environmental Loss Contingencies Noncurrent
AccruedEnvironmentalLossContingenciesNoncurrent
|
1600000 | |
CY2017Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable
AllowanceForDoubtfulAccountsReceivable
|
1600000 | |
CY2017Q4 | us-gaap |
Asset Retirement Obligations Noncurrent
AssetRetirementObligationsNoncurrent
|
84300000 | |
CY2017Q4 | us-gaap |
Assets Current
AssetsCurrent
|
151300000 | |
CY2018Q4 | us-gaap |
Deferred Finance Costs Noncurrent Net
DeferredFinanceCostsNoncurrentNet
|
500000 | |
CY2017Q2 | utl |
Power Capacity Facility For Small Customers
PowerCapacityFacilityForSmallCustomers
|
100 | kW |
CY2018Q2 | dei |
Entity Public Float
EntityPublicFloat
|
749186923 | |
CY2018Q3 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
3700000 | |
CY2015Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable
AllowanceForDoubtfulAccountsReceivable
|
1200000 | |
CY2015Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
8700000 | |
CY2015Q4 | utl |
Common Stock Equity
CommonStockEquity
|
282600000 | |
CY2016Q4 | us-gaap |
Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
|
1900000 | |
CY2016Q4 | us-gaap |
Assets
Assets
|
1128200000 | |
CY2016Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable
AllowanceForDoubtfulAccountsReceivable
|
1100000 | |
CY2016Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
5800000 | |
CY2016Q4 | us-gaap |
Short Term Debt Weighted Average Interest Rate
ShortTermDebtWeightedAverageInterestRate
|
0.018 | pure |
CY2017Q4 | us-gaap |
Common Stocks Including Additional Paid In Capital
CommonStocksIncludingAdditionalPaidInCapital
|
275800000 | |
CY2017Q4 | us-gaap |
Deferred Income Tax Liabilities
DeferredIncomeTaxLiabilities
|
139149000 | |
CY2017Q4 | us-gaap |
Debt Instrument Carrying Amount
DebtInstrumentCarryingAmount
|
409400000 | |
CY2017Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
12686000 | |
CY2017Q4 | us-gaap |
Deferred Tax Assets Tax Credit Carryforwards
DeferredTaxAssetsTaxCreditCarryforwards
|
3536000 | |
CY2017Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits
|
38915000 | |
CY2017Q4 | us-gaap |
Deferred Tax Liabilities Noncurrent
DeferredTaxLiabilitiesNoncurrent
|
82900000 | |
CY2017Q4 | us-gaap |
Deferred Tax Liabilities Regulatory Assets And Liabilities
DeferredTaxLiabilitiesRegulatoryAssetsAndLiabilities
|
9323000 | |
CY2017Q4 | us-gaap |
Deferred Tax Assets Gross
DeferredTaxAssetsGross
|
56292000 | |
CY2017Q4 | us-gaap |
Deferred Tax Assets Tax Credit Carryforwards Alternative Minimum Tax
DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax
|
3500000 | |
CY2017Q4 | us-gaap |
Deferred Tax Liabilities Other
DeferredTaxLiabilitiesOther
|
1894000 | |
CY2017Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
1155000 | |
CY2017Q4 | us-gaap |
Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
|
127932000 | |
CY2017Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
82857000 | |
CY2017Q4 | us-gaap |
Energy Marketing Contract Liabilities Current
EnergyMarketingContractLiabilitiesCurrent
|
9700000 | |
CY2017Q4 | us-gaap |
Energy Marketing Contract Liabilities Noncurrent
EnergyMarketingContractLiabilitiesNoncurrent
|
900000 | |
CY2017Q4 | us-gaap |
Derivative Liabilities
DerivativeLiabilities
|
0 | |
CY2017Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
1241900000 | |
CY2017Q4 | us-gaap |
Inventory Raw Materials And Supplies
InventoryRawMaterialsAndSupplies
|
6900000 | |
CY2017Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
151000000 | |
CY2017Q4 | us-gaap |
Liabilities Noncurrent
LiabilitiesNoncurrent
|
377800000 | |
CY2017Q4 | us-gaap |
Long Term Debt
LongTermDebt
|
406100000 | |
CY2017Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
29800000 | |
CY2017Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
376300000 | |
CY2017Q4 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
18900000 | |
CY2017Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
9500000 | |
CY2017Q4 | us-gaap |
Pension And Other Postretirement And Postemployment Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent
|
150100000 | |
CY2017Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
4300000 | |
CY2017Q4 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
971500000 | |
CY2017Q4 | us-gaap |
Public Utilities Property Plant And Equipment Transmission And Distribution
PublicUtilitiesPropertyPlantAndEquipmentTransmissionAndDistribution
|
476700000 | |
CY2017Q4 | us-gaap |
Preferred Stock Value
PreferredStockValue
|
200000 | |
CY2017Q4 | us-gaap |
Other Receivables Net Current
OtherReceivablesNetCurrent
|
5800000 | |
CY2017Q4 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
39500000 | |
CY2017Q4 | us-gaap |
Public Utilities Property Plant And Equipment Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation
|
307700000 | |
CY2017Q4 | us-gaap |
Public Utilities Property Plant And Equipment Common
PublicUtilitiesPropertyPlantAndEquipmentCommon
|
67400000 | |
CY2017Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
1279200000 | |
CY2017Q4 | us-gaap |
Regulatory Liabilities
RegulatoryLiabilities
|
58100000 | |
CY2017Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
48900000 | |
CY2017Q4 | us-gaap |
Prepaid Expense And Other Assets
PrepaidExpenseAndOtherAssets
|
8400000 | |
CY2017Q4 | us-gaap |
Regulatory Assets
RegulatoryAssets
|
149100000 | |
CY2017Q4 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
109600000 | |
CY2017Q4 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
9200000 | |
CY2017Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
60800000 | |
CY2017Q4 | us-gaap |
Public Utilities Property Plant And Equipment Construction Work In Progress
PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress
|
35500000 | |
CY2017Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
38300000 | |
CY2017Q4 | us-gaap |
Short Term Debt Weighted Average Interest Rate
ShortTermDebtWeightedAverageInterestRate
|
0.024 | pure |
CY2017Q4 | us-gaap |
Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
|
3300000 | |
CY2017Q4 | us-gaap |
Unbilled Contracts Receivable
UnbilledContractsReceivable
|
53300000 | |
CY2017Q4 | us-gaap |
Trading Securities
TradingSecurities
|
3600000 | |
CY2017Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
336800000 | |
CY2017Q4 | us-gaap |
Weighted Average Cost Inventory Amount
WeightedAverageCostInventoryAmount
|
600000 | |
CY2017Q4 | utl |
Fair Value Of Restricted Stock Units Settled In Cash
FairValueOfRestrictedStockUnitsSettledInCash
|
1000000 | |
CY2017Q4 | utl |
Energy Marketing Contract Liabilities
EnergyMarketingContractLiabilities
|
10600000 | |
CY2017Q4 | utl |
Common Stock Equity
CommonStockEquity
|
336600000 | |
CY2017Q4 | utl |
Public Utilities Property Plant And Equipment Gas
PublicUtilitiesPropertyPlantAndEquipmentGas
|
699600000 | |
CY2017Q4 | utl |
Natural Gas And Oil Proved Reserves Multiplier To Cover Fair Value Of Transactions Outstanding
NaturalGasAndOilProvedReservesMultiplierToCoverFairValueOfTransactionsOutstanding
|
600000000 | Bcf |
CY2018Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
42600000 | |
CY2018Q4 | us-gaap |
Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
|
2000000 | |
CY2018Q4 | us-gaap |
Assets
Assets
|
1298300000 | |
CY2018Q4 | us-gaap |
Accrued Environmental Loss Contingencies Current
AccruedEnvironmentalLossContingenciesCurrent
|
600000 | |
CY2018Q4 | us-gaap |
Accrued Environmental Loss Contingencies Noncurrent
AccruedEnvironmentalLossContingenciesNoncurrent
|
1400000 | |
CY2018Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable
AllowanceForDoubtfulAccountsReceivable
|
1300000 | |
CY2018Q4 | us-gaap |
Asset Retirement Obligations Noncurrent
AssetRetirementObligationsNoncurrent
|
90700000 | |
CY2018Q4 | us-gaap |
Assets Current
AssetsCurrent
|
152200000 | |
CY2018Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
66800000 | |
CY2018Q4 | us-gaap |
Assets Noncurrent
AssetsNoncurrent
|
109300000 | |
CY2018Q4 | us-gaap |
Capital Lease Obligations Current
CapitalLeaseObligationsCurrent
|
3100000 | |
CY2018Q4 | us-gaap |
Capital Lease Obligations Noncurrent
CapitalLeaseObligationsNoncurrent
|
2700000 | |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due
CapitalLeasesFutureMinimumPaymentsDue
|
4678000 | |
CY2018Q4 | us-gaap |
Capitalization Longterm Debt And Equity
CapitalizationLongtermDebtAndEquity
|
738700000 | |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Four Years
CapitalLeasesFutureMinimumPaymentsDueInFourYears
|
689000 | |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Three Years
CapitalLeasesFutureMinimumPaymentsDueInThreeYears
|
969000 | |
CY2018Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
7800000 | |
CY2018Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
||
CY2018Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
25000000 | shares |
CY2018Q4 | us-gaap |
Common Stock Shares Outstanding
CommonStockSharesOutstanding
|
14876955 | shares |
CY2018Q4 | us-gaap |
Common Stocks Including Additional Paid In Capital
CommonStocksIncludingAdditionalPaidInCapital
|
279100000 | |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due Current
CapitalLeasesFutureMinimumPaymentsDueCurrent
|
1372000 | |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Five Years
CapitalLeasesFutureMinimumPaymentsDueInFiveYears
|
390000 | |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due In Two Years
CapitalLeasesFutureMinimumPaymentsDueInTwoYears
|
1138000 | |
CY2018Q4 | us-gaap |
Capital Leases Future Minimum Payments Due Thereafter
CapitalLeasesFutureMinimumPaymentsDueThereafter
|
120000 | |
CY2018Q4 | us-gaap |
Deferred Income Tax Liabilities
DeferredIncomeTaxLiabilities
|
145075000 | |
CY2018Q4 | us-gaap |
Debt Instrument Carrying Amount
DebtInstrumentCarryingAmount
|
409300000 | |
CY2018Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
10773000 | |
CY2018Q4 | us-gaap |
Deferred Tax Assets Tax Credit Carryforwards
DeferredTaxAssetsTaxCreditCarryforwards
|
2704000 | |
CY2018Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits
|
32249000 | |
CY2018Q4 | us-gaap |
Deferred Tax Liabilities Noncurrent
DeferredTaxLiabilitiesNoncurrent
|
97800000 | |
CY2018Q4 | us-gaap |
Deferred Tax Liabilities Regulatory Assets And Liabilities
DeferredTaxLiabilitiesRegulatoryAssetsAndLiabilities
|
6429000 | |
CY2018Q4 | us-gaap |
Deferred Tax Assets Gross
DeferredTaxAssetsGross
|
47297000 | |
CY2018Q4 | us-gaap |
Deferred Tax Liabilities Other
DeferredTaxLiabilitiesOther
|
5964000 | |
CY2018Q4 | us-gaap |
Derivative Assets
DerivativeAssets
|
0 | |
CY2018Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
1571000 | |
CY2018Q4 | us-gaap |
Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
|
132682000 | |
CY2018Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards Domestic
DeferredTaxAssetsOperatingLossCarryforwardsDomestic
|
7700000 | |
CY2018Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
97778000 | |
CY2018Q4 | us-gaap |
Energy Marketing Contract Liabilities Current
EnergyMarketingContractLiabilitiesCurrent
|
13400000 | |
CY2018Q4 | us-gaap |
Energy Marketing Contract Liabilities Noncurrent
EnergyMarketingContractLiabilitiesNoncurrent
|
600000 | |
CY2018Q4 | us-gaap |
Derivative Liabilities
DerivativeLiabilities
|
0 | |
CY2018Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
1298300000 | |
CY2018Q4 | us-gaap |
Inventory Raw Materials And Supplies
InventoryRawMaterialsAndSupplies
|
7000000 | |
CY2018Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
192500000 | |
CY2018Q4 | us-gaap |
Liabilities Noncurrent
LiabilitiesNoncurrent
|
367100000 | |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Three Years
OperatingLeasesFutureMinimumPaymentsDueInThreeYears
|
93000 | |
CY2018Q4 | us-gaap |
Long Term Debt
LongTermDebt
|
405800000 | |
CY2018Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
18400000 | |
CY2018Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
387400000 | |
CY2018Q4 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
20100000 | |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due Thereafter
OperatingLeasesFutureMinimumPaymentsDueThereafter
|
0 | |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due
OperatingLeasesFutureMinimumPaymentsDue
|
5743000 | |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Two Years
OperatingLeasesFutureMinimumPaymentsDueInTwoYears
|
2535000 | |
CY2018Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
10300000 | |
CY2018Q4 | us-gaap |
Pension And Other Postretirement And Postemployment Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent
|
121500000 | |
CY2018Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
6000000 | |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due Current
OperatingLeasesFutureMinimumPaymentsDueCurrent
|
3069000 | |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Five Years
OperatingLeasesFutureMinimumPaymentsDueInFiveYears
|
14000 | |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Four Years
OperatingLeasesFutureMinimumPaymentsDueInFourYears
|
32000 | |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Net
PublicUtilitiesPropertyPlantAndEquipmentNet
|
1036800000 | |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Transmission And Distribution
PublicUtilitiesPropertyPlantAndEquipmentTransmissionAndDistribution
|
500100000 | |
CY2018Q4 | us-gaap |
Preferred Stock Value
PreferredStockValue
|
200000 | |
CY2018Q4 | us-gaap |
Other Receivables Net Current
OtherReceivablesNetCurrent
|
8100000 | |
CY2018Q4 | us-gaap |
Regulatory Assets Current
RegulatoryAssetsCurrent
|
41300000 | |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Accumulated Depreciation
PublicUtilitiesPropertyPlantAndEquipmentAccumulatedDepreciation
|
332500000 | |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Common
PublicUtilitiesPropertyPlantAndEquipmentCommon
|
83100000 | |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Plant In Service
PublicUtilitiesPropertyPlantAndEquipmentPlantInService
|
1369300000 | |
CY2018Q4 | us-gaap |
Regulatory Liabilities
RegulatoryLiabilities
|
58500000 | |
CY2018Q4 | us-gaap |
Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
|
47000000 | |
CY2018Q4 | us-gaap |
Prepaid Expense And Other Assets
PrepaidExpenseAndOtherAssets
|
7000000 | |
CY2018Q4 | us-gaap |
Regulatory Assets
RegulatoryAssets
|
140300000 | |
CY2018Q4 | us-gaap |
Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
|
99000000 | |
CY2018Q4 | us-gaap |
Regulatory Liability Current
RegulatoryLiabilityCurrent
|
11500000 | |
CY2018Q4 | us-gaap |
Remaining Amounts Of Regulatory Assets For Which No Return On Investment During Recovery Period Is Provided
RemainingAmountsOfRegulatoryAssetsForWhichNoReturnOnInvestmentDuringRecoveryPeriodIsProvided
|
900000 | |
CY2018Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
72000000 | |
CY2018Q4 | us-gaap |
Public Utilities Property Plant And Equipment Construction Work In Progress
PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress
|
25500000 | |
CY2018Q4 | us-gaap |
Short Term Borrowings
ShortTermBorrowings
|
82800000 | |
CY2018Q4 | us-gaap |
Short Term Debt Weighted Average Interest Rate
ShortTermDebtWeightedAverageInterestRate
|
0.033 | pure |
CY2018Q4 | us-gaap |
Statutory Accounting Practices Statutory Amount Available For Dividend Payments
StatutoryAccountingPracticesStatutoryAmountAvailableForDividendPayments
|
137400000 | |
CY2018Q4 | us-gaap |
Taxes Payable Current
TaxesPayableCurrent
|
0 | |
CY2018Q4 | us-gaap |
Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
|
3500000 | |
CY2018Q4 | us-gaap |
Unbilled Contracts Receivable
UnbilledContractsReceivable
|
54700000 | |
CY2018Q4 | us-gaap |
Trading Securities
TradingSecurities
|
4800000 | |
CY2018Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
351300000 | |
CY2018Q4 | us-gaap |
Weighted Average Cost Inventory Amount
WeightedAverageCostInventoryAmount
|
800000 | |
CY2018Q4 | utl |
Fair Value Of Restricted Stock Units Settled In Cash
FairValueOfRestrictedStockUnitsSettledInCash
|
1300000 | |
CY2018Q4 | utl |
Energy Marketing Contract Liabilities
EnergyMarketingContractLiabilities
|
14000000 | |
CY2018Q4 | utl |
Common Stock Equity
CommonStockEquity
|
351100000 | |
CY2018Q4 | utl |
Public Utilities Property Plant And Equipment Gas
PublicUtilitiesPropertyPlantAndEquipmentGas
|
760600000 | |
CY2018Q4 | utl |
Letter Of Credit Facility And Bank Guarantees Outstanding
LetterOfCreditFacilityAndBankGuaranteesOutstanding
|
4300000 | |
CY2018Q4 | utl |
Natural Gas And Oil Proved Reserves Multiplier To Cover Fair Value Of Transactions Outstanding
NaturalGasAndOilProvedReservesMultiplierToCoverFairValueOfTransactionsOutstanding
|
0 | Bcf |
CY2019Q1 | dei |
Entity Common Stock Shares Outstanding
EntityCommonStockSharesOutstanding
|
14878075 | shares |
CY2018Q2 | utl |
Revenue Adjustment
RevenueAdjustment
|
2300000 | |
CY2017 | us-gaap |
Accrual For Environmental Loss Contingencies Charges To Expense For New Losses
AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses
|
400000 | |
CY2017 | us-gaap |
Accrual For Environmental Loss Contingencies Payments1
AccrualForEnvironmentalLossContingenciesPayments1
|
200000 | |
CY2017 | us-gaap |
Allowance For Doubtful Accounts Receivable Recoveries
AllowanceForDoubtfulAccountsReceivableRecoveries
|
600000 | |
CY2017 | us-gaap |
Allowance For Doubtful Accounts Receivable Write Offs
AllowanceForDoubtfulAccountsReceivableWriteOffs
|
3800000 | |
CY2017 | us-gaap |
Capital Lease Obligations Incurred
CapitalLeaseObligationsIncurred
|
3300000 | |
CY2017 | us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
1100000 | |
CY2017 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
3100000 | |
CY2017 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
1.44 | |
CY2017 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
1.44 | |
CY2017 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
0 | |
CY2017 | us-gaap |
Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net
DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
|
0 | |
CY2017 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
13675000 | |
CY2017 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
17500000 | |
CY2017 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
3862000 | |
CY2017 | us-gaap |
Deferred Federal State And Local Tax Expense Benefit
DeferredFederalStateAndLocalTaxExpenseBenefit
|
17537000 | |
CY2017 | us-gaap |
Earnings Per Share Basic And Diluted
EarningsPerShareBasicAndDiluted
|
2.06 | |
CY2017 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.38 | pure |
CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
|
0.06 | pure |
CY2017 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.34 | pure |
CY2017 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
20400000 | |
CY2017 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
46500000 | |
CY2017 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
17537000 | |
CY2017 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
9100000 | |
CY2017 | us-gaap |
Increase Decrease In Other Current Assets And Liabilities Net
IncreaseDecreaseInOtherCurrentAssetsAndLiabilitiesNet
|
1800000 | |
CY2017 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
-2500000 | |
CY2017 | us-gaap |
Increase Decrease In Regulatory Liabilities
IncreaseDecreaseInRegulatoryLiabilities
|
-1200000 | |
CY2017 | us-gaap |
Interest Expense Long Term Debt
InterestExpenseLongTermDebt
|
21800000 | |
CY2017 | us-gaap |
Interest Expense Short Term Borrowings
InterestExpenseShortTermBorrowings
|
2500000 | |
CY2017 | us-gaap |
Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
|
-23100000 | |
CY2017 | us-gaap |
Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
|
14500000 | |
CY2017 | us-gaap |
Increase Decrease In Contract With Customer Asset
IncreaseDecreaseInContractWithCustomerAsset
|
3800000 | |
CY2017 | us-gaap |
Interest Expense
InterestExpense
|
25500000 | |
CY2017 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
-8600000 | |
CY2017 | us-gaap |
Interest And Other Income
InterestAndOtherIncome
|
2400000 | |
CY2017 | us-gaap |
Interest Paid Net
InterestPaidNet
|
23000000 | |
CY2017 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-119300000 | |
CY2017 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
2000000 | |
CY2017 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
36200000 | |
CY2017 | us-gaap |
Payments Of Dividends
PaymentsOfDividends
|
20400000 | |
CY2017 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
29000000 | |
CY2017 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
86200000 | |
CY2017 | us-gaap |
Net Income Loss
NetIncomeLoss
|
29000000 | |
CY2017 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
-5800000 | |
CY2017 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
119300000 | |
CY2017 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
75400000 | |
CY2017 | us-gaap |
Proceeds From Repayments Of Short Term Debt
ProceedsFromRepaymentsOfShortTermDebt
|
-43600000 | |
CY2017 | us-gaap |
Public Utilities Property Plant And Equipment Disclosure Of Composite Depreciation Rate For Plants In Service
PublicUtilitiesPropertyPlantAndEquipmentDisclosureOfCompositeDepreciationRateForPlantsInService
|
0.0345 | pure |
CY2017 | us-gaap |
Pension Expense
PensionExpense
|
7000000 | |
CY2017 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
89300000 | |
CY2017 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
17200000 | |
CY2017 | us-gaap |
Restricted Stock Expense
RestrictedStockExpense
|
2700000 | |
CY2017 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
33000000 | |
CY2017 | us-gaap |
Regulated And Unregulated Operating Revenue
RegulatedAndUnregulatedOperatingRevenue
|
406200000 | |
CY2017 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Shares Purchased For Award
ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward
|
1686 | shares |
CY2017 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
406200000 | |
CY2017 | us-gaap |
Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
|
400200000 | |
CY2017 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
3700000 | |
CY2017 | us-gaap |
Utilities Operating Expense
UtilitiesOperatingExpense
|
330800000 | |
CY2017 | us-gaap |
Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
|
7000 | shares |
CY2017 | us-gaap |
Weighted Average Number Of Share Outstanding Basic And Diluted
WeightedAverageNumberOfShareOutstandingBasicAndDiluted
|
14100000 | shares |
CY2017 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
2100000 | |
CY2017 | us-gaap |
Utilities Operating Expense Depreciation And Amortization
UtilitiesOperatingExpenseDepreciationAndAmortization
|
46900000 | |
CY2017 | us-gaap |
Utilities Operating Expense Taxes
UtilitiesOperatingExpenseTaxes
|
21100000 | |
CY2017 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
14102000 | shares |
CY2017 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
14095000 | shares |
CY2017 | us-gaap |
Utilities Operating Expense Maintenance And Operations
UtilitiesOperatingExpenseMaintenanceAndOperations
|
64500000 | |
CY2017 | utl |
Change In Deferred Regulatory And Other Charges
ChangeInDeferredRegulatoryAndOtherCharges
|
-6100000 | |
CY2017 | utl |
Regulatory Liability Interest Expense
RegulatoryLiabilityInterestExpense
|
1200000 | |
CY2017 | utl |
Proceeds From Repayments Of Debt And Capital Lease Obligations
ProceedsFromRepaymentsOfDebtAndCapitalLeaseObligations
|
-2500000 | |
CY2017 | utl |
Regulatory Liability Recovery Refund
RegulatoryLiabilityRecoveryRefund
|
48900000 | |
CY2017 | utl |
Revenue Sharing Payment
RevenueSharingPayment
|
1100000 | |
CY2017 | utl |
Derivative Instruments Gain Loss Recognized In Regulatory Assets
DerivativeInstrumentsGainLossRecognizedInRegulatoryAssets
|
400000 | |
CY2017 | utl |
Increase Decrease In Gas Inventory Financing
IncreaseDecreaseInGasInventoryFinancing
|
-2400000 | |
CY2017 | utl |
Average Interest Rate On Debt
AverageInterestRateOnDebt
|
0.0290 | pure |
CY2017 | utl |
Effective Income Tax Rate Reconciliation Domestic Income Tax Rate Differential
EffectiveIncomeTaxRateReconciliationDomesticIncomeTaxRateDifferential
|
-0.01 | pure |
CY2017 | utl |
Effective Income Tax Rate Reconciliation Tax Credit And Other Adjustments
EffectiveIncomeTaxRateReconciliationTaxCreditAndOtherAdjustments
|
0.01 | pure |
CY2018 | us-gaap |
Accrual For Environmental Loss Contingencies Charges To Expense For New Losses
AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses
|
300000 | |
CY2018 | us-gaap |
Accrual For Environmental Loss Contingencies Payments1
AccrualForEnvironmentalLossContingenciesPayments1
|
400000 | |
CY2018 | us-gaap |
Allowance For Doubtful Accounts Receivable Recoveries
AllowanceForDoubtfulAccountsReceivableRecoveries
|
600000 | |
CY2018 | dei |
Amendment Flag
AmendmentFlag
|
false | |
CY2018 | us-gaap |
Allowance For Doubtful Accounts Receivable Write Offs
AllowanceForDoubtfulAccountsReceivableWriteOffs
|
6900000 | |
CY2018 | us-gaap |
Capital Lease Obligations Incurred
CapitalLeaseObligationsIncurred
|
3300000 | |
CY2018 | us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
500000 | |
CY2018 | utl |
Net Operating Loss Carryforwards Expiration Year
NetOperatingLossCarryforwardsExpirationYear
|
2029 | |
CY2018 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
-1100000 | |
CY2018 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
1.46 | |
CY2018 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
1.46 | |
CY2018 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
0 | |
CY2018 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
355000 | |
CY2018 | us-gaap |
Current Federal State And Local Tax Expense Benefit
CurrentFederalStateAndLocalTaxExpenseBenefit
|
355000 | |
CY2018 | dei |
Current Fiscal Year End Date
CurrentFiscalYearEndDate
|
--12-31 | |
CY2018 | us-gaap |
Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net
DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
|
0 | |
CY2018 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
5032000 | |
CY2018 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
8000000 | |
CY2018 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
3006000 | |
CY2018 | us-gaap |
Defined Benefit Plan Narrative Description Of Basis Used To Determine Overall Expected Long Term Rate Of Return On Assets Assumption
DefinedBenefitPlanNarrativeDescriptionOfBasisUsedToDetermineOverallExpectedLongTermRateOfReturnOnAssetsAssumption
|
The desired investment objective is a long-term rate of return on assets that is approximately 5 – 6% greater than the assumed rate of inflation as measured by the Consumer Price Index. | |
CY2018 | us-gaap |
Deferred Federal State And Local Tax Expense Benefit
DeferredFederalStateAndLocalTaxExpenseBenefit
|
8038000 | |
CY2018 | us-gaap |
Defined Benefit Plan Net Periodic Benefit Cost Credit Increase Decrease For Plan Amendment
DefinedBenefitPlanNetPeriodicBenefitCostCreditIncreaseDecreaseForPlanAmendment
|
589000 | |
CY2018 | us-gaap |
Earnings Per Share Basic And Diluted
EarningsPerShareBasicAndDiluted
|
2.23 | |
CY2018 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.20 | pure |
CY2018 | dei |
Document Fiscal Period Focus
DocumentFiscalPeriodFocus
|
FY | |
CY2018 | dei |
Document Fiscal Year Focus
DocumentFiscalYearFocus
|
2018 | |
CY2018 | dei |
Document Type
DocumentType
|
10-K | |
CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
|
0.06 | pure |
CY2018 | dei |
Entity Registrant Name
EntityRegistrantName
|
UNITIL CORP | |
CY2018 | dei |
Entity Shell Company
EntityShellCompany
|
false | |
CY2018 | dei |
Entity Small Business
EntitySmallBusiness
|
false | |
CY2018 | dei |
Entity Voluntary Filers
EntityVoluntaryFilers
|
No | |
CY2018 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.21 | pure |
CY2018 | dei |
Entity Central Index Key
EntityCentralIndexKey
|
0000755001 | |
CY2018 | dei |
Entity Well Known Seasoned Issuer
EntityWellKnownSeasonedIssuer
|
Yes | |
CY2018 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
21800000 | |
CY2018 | dei |
Document Period End Date
DocumentPeriodEndDate
|
2018-12-31 | |
CY2018 | dei |
Entity Current Reporting Status
EntityCurrentReportingStatus
|
Yes | |
CY2018 | dei |
Entity Emerging Growth Company
EntityEmergingGrowthCompany
|
false | |
CY2018 | dei |
Entity Filer Category
EntityFilerCategory
|
Large Accelerated Filer | |
CY2018 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
400000 | |
CY2018 | us-gaap |
Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
|
7700000 | |
CY2018 | utl |
Number Of Subsidiaries
NumberOfSubsidiaries
|
3 | Entity |
CY2018 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
41400000 | |
CY2018 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
8393000 | |
CY2018 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
1100000 | |
CY2018 | us-gaap |
Increase Decrease In Other Current Assets And Liabilities Net
IncreaseDecreaseInOtherCurrentAssetsAndLiabilitiesNet
|
-3600000 | |
CY2018 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
2300000 | |
CY2018 | us-gaap |
Increase Decrease In Regulatory Liabilities
IncreaseDecreaseInRegulatoryLiabilities
|
2300000 | |
CY2018 | us-gaap |
Interest Expense Long Term Debt
InterestExpenseLongTermDebt
|
23100000 | |
CY2018 | us-gaap |
Interest Expense Short Term Borrowings
InterestExpenseShortTermBorrowings
|
2600000 | |
CY2018 | us-gaap |
Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
|
-24000000 | |
CY2018 | us-gaap |
Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
|
-600000 | |
CY2018 | us-gaap |
Increase Decrease In Contract With Customer Asset
IncreaseDecreaseInContractWithCustomerAsset
|
1400000 | |
CY2018 | us-gaap |
Interest Expense
InterestExpense
|
26400000 | |
CY2018 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
78500000 | |
CY2018 | us-gaap |
Net Income Loss
NetIncomeLoss
|
33000000 | |
CY2018 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
14824000 | shares |
CY2018 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
5500000 | |
CY2018 | us-gaap |
Interest And Other Income
InterestAndOtherIncome
|
2400000 | |
CY2018 | utl |
Regulatory Liability Recovery Refund
RegulatoryLiabilityRecoveryRefund
|
47100000 | |
CY2018 | utl |
Revenue Sharing Payment
RevenueSharingPayment
|
1000000 | |
CY2018 | us-gaap |
Interest Paid Net
InterestPaidNet
|
24600000 | |
CY2018 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-102400000 | |
CY2018 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
2200000 | |
CY2018 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
22800000 | |
CY2018 | us-gaap |
Payments Of Dividends
PaymentsOfDividends
|
21800000 | |
CY2018 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
33000000 | |
CY2018 | utl |
Derivative Instruments Gain Loss Recognized In Regulatory Assets
DerivativeInstrumentsGainLossRecognizedInRegulatoryAssets
|
0 | |
CY2018 | utl |
Increase Decrease In Gas Inventory Financing
IncreaseDecreaseInGasInventoryFinancing
|
2100000 | |
CY2018 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
-5800000 | |
CY2018 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
102400000 | |
CY2018 | us-gaap |
Number Of Operating Segments
NumberOfOperatingSegments
|
3 | Segment |
CY2018 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
71200000 | |
CY2018 | us-gaap |
Proceeds From Repayments Of Short Term Debt
ProceedsFromRepaymentsOfShortTermDebt
|
44500000 | |
CY2018 | us-gaap |
Public Utilities Property Plant And Equipment Disclosure Of Composite Depreciation Rate For Plants In Service
PublicUtilitiesPropertyPlantAndEquipmentDisclosureOfCompositeDepreciationRateForPlantsInService
|
0.0338 | pure |
CY2018 | us-gaap |
Pension Expense
PensionExpense
|
7600000 | |
CY2018 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
29900000 | |
CY2018 | us-gaap |
Regulatory Restrictions On Payment Of Dividends
RegulatoryRestrictionsOnPaymentOfDividends
|
Therefore, there were no restrictions on the Company’s Retained Earnings at December 31, 2018 for the payment of dividends. | |
CY2018 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
30100000 | |
CY2018 | us-gaap |
Restricted Stock Expense
RestrictedStockExpense
|
2200000 | |
CY2018 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
1200000 | |
CY2018 | us-gaap |
Utilities Operating Expense Taxes
UtilitiesOperatingExpenseTaxes
|
22400000 | |
CY2018 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
14829000 | shares |
CY2018 | us-gaap |
Regulated And Unregulated Operating Revenue
RegulatedAndUnregulatedOperatingRevenue
|
444100000 | |
CY2018 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Shares Purchased For Award
ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward
|
791 | shares |
CY2018 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
444100000 | |
CY2018 | us-gaap |
Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
|
439400000 | |
CY2018 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
6000000 | |
CY2018 | us-gaap |
Utilities Operating Expense
UtilitiesOperatingExpense
|
372900000 | |
CY2018 | us-gaap |
Stock Issued During Period Value New Issues
StockIssuedDuringPeriodValueNewIssues
|
1200000 | |
CY2018 | us-gaap |
Stock Issued During Period Shares New Issues
StockIssuedDuringPeriodSharesNewIssues
|
25932 | shares |
CY2018 | us-gaap |
Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
|
5000 | shares |
CY2018 | us-gaap |
Weighted Average Number Of Share Outstanding Basic And Diluted
WeightedAverageNumberOfShareOutstandingBasicAndDiluted
|
14800000 | shares |
CY2018 | dei |
Trading Symbol
TradingSymbol
|
UTL | |
CY2018 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
2100000 | |
CY2018 | us-gaap |
Unregulated Operating Revenue
UnregulatedOperatingRevenue
|
4700000 | |
CY2018 | us-gaap |
Utilities Operating Expense Depreciation And Amortization
UtilitiesOperatingExpenseDepreciationAndAmortization
|
50400000 | |
CY2018 | us-gaap |
Use Of Estimates
UseOfEstimates
|
<div> <p style="MARGIN-BOTTOM: 0pt; FONT-SIZE: 10.5pt; FONT-FAMILY: Times New Roman; MARGIN-TOP: 12pt; TEXT-INDENT: 4%"> <b>Use of Estimates</b>—The preparation of financial statements in conformity with generally accepted accounting principles in the United States of America requires the Company to make estimates and assumptions that affect the reported amounts of assets and liabilities, and requires disclosure of contingent assets and liabilities at the date of the financial statements, and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates.</p> </div> | |
CY2018 | us-gaap |
Utilities Operating Expense Maintenance And Operations
UtilitiesOperatingExpenseMaintenanceAndOperations
|
69500000 | |
CY2018 | utl |
Change In Deferred Regulatory And Other Charges
ChangeInDeferredRegulatoryAndOtherCharges
|
-11300000 | |
CY2018 | utl |
Regulatory Liability Interest Expense
RegulatoryLiabilityInterestExpense
|
700000 | |
CY2018 | utl |
Deferred Income Tax Provision
DeferredIncomeTaxProvision
|
2400000 | |
CY2018 | utl |
Proceeds From Repayments Of Debt And Capital Lease Obligations
ProceedsFromRepaymentsOfDebtAndCapitalLeaseObligations
|
-3000000 | |
CY2018 | utl |
Percentage Of Fully Vested Restricted Stock Units That Directors Will Receive In Common Shares When Settled
PercentageOfFullyVestedRestrictedStockUnitsThatDirectorsWillReceiveInCommonSharesWhenSettled
|
0.70 | pure |
CY2018 | utl |
Percentage Of Fully Vested Restricted Stock Units That Directors Will Receive In Cash When Settled
PercentageOfFullyVestedRestrictedStockUnitsThatDirectorsWillReceiveInCashWhenSettled
|
0.30 | pure |
CY2018 | utl |
Change In Discount Rate Assumption
ChangeInDiscountRateAssumption
|
0.0025 | pure |
CY2018 | utl |
Average Interest Rate On Debt
AverageInterestRateOnDebt
|
0.0270 | pure |
CY2018 | utl |
Effective Income Tax Rate Reconciliation Domestic Income Tax Rate Differential
EffectiveIncomeTaxRateReconciliationDomesticIncomeTaxRateDifferential
|
-0.07 | pure |
CY2018 | utl |
Length Of Pipeline
LengthOfPipeline
|
86 | mi |
CY2016 | us-gaap |
Allowance For Doubtful Accounts Receivable Recoveries
AllowanceForDoubtfulAccountsReceivableRecoveries
|
600000 | |
CY2016 | us-gaap |
Allowance For Doubtful Accounts Receivable Write Offs
AllowanceForDoubtfulAccountsReceivableWriteOffs
|
5300000 | |
CY2016 | us-gaap |
Capital Lease Obligations Incurred
CapitalLeaseObligationsIncurred
|
3400000 | |
CY2016 | us-gaap |
Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
|
300000 | |
CY2016 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
-2900000 | |
CY2016 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
1.42 | |
CY2016 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
1.42 | |
CY2016 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
0 | |
CY2016 | us-gaap |
Contribution Of Property
ContributionOfProperty
|
3500000 | |
CY2016 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
11209000 | |
CY2016 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
15400000 | |
CY2016 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
4145000 | |
CY2016 | us-gaap |
Deferred Federal State And Local Tax Expense Benefit
DeferredFederalStateAndLocalTaxExpenseBenefit
|
15354000 | |
CY2016 | us-gaap |
Earnings Per Share Basic And Diluted
EarningsPerShareBasicAndDiluted
|
1.94 | |
CY2016 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.36 | pure |
CY2016 | us-gaap |
Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
|
0.04 | pure |
CY2016 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.34 | pure |
CY2016 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
20000000 | |
CY2016 | us-gaap |
Income Taxes Paid Net
IncomeTaxesPaidNet
|
1600000 | |
CY2016 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
42500000 | |
CY2016 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
15354000 | |
CY2016 | us-gaap |
Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
|
-900000 | |
CY2016 | us-gaap |
Increase Decrease In Other Current Assets And Liabilities Net
IncreaseDecreaseInOtherCurrentAssetsAndLiabilitiesNet
|
1000000 | |
CY2016 | us-gaap |
Increase Decrease In Receivables
IncreaseDecreaseInReceivables
|
-2800000 | |
CY2016 | us-gaap |
Increase Decrease In Regulatory Liabilities
IncreaseDecreaseInRegulatoryLiabilities
|
-5200000 | |
CY2016 | us-gaap |
Interest Expense Long Term Debt
InterestExpenseLongTermDebt
|
21800000 | |
CY2016 | us-gaap |
Interest Expense Short Term Borrowings
InterestExpenseShortTermBorrowings
|
1400000 | |
CY2016 | us-gaap |
Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
|
-22500000 | |
CY2016 | us-gaap |
Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
|
5400000 | |
CY2016 | us-gaap |
Increase Decrease In Contract With Customer Asset
IncreaseDecreaseInContractWithCustomerAsset
|
11100000 | |
CY2016 | us-gaap |
Interest Expense
InterestExpense
|
23700000 | |
CY2016 | us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
-5000000 | |
CY2016 | us-gaap |
Interest And Other Income
InterestAndOtherIncome
|
1200000 | |
CY2016 | us-gaap |
Interest Paid Net
InterestPaidNet
|
22100000 | |
CY2016 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-98100000 | |
CY2016 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
1800000 | |
CY2016 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
26900000 | |
CY2016 | us-gaap |
Payments Of Dividends
PaymentsOfDividends
|
20000000 | |
CY2016 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
27100000 | |
CY2016 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
68300000 | |
CY2016 | us-gaap |
Net Income Loss
NetIncomeLoss
|
27100000 | |
CY2016 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
-5200000 | |
CY2016 | us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
98100000 | |
CY2016 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
70200000 | |
CY2016 | us-gaap |
Proceeds From Repayments Of Short Term Debt
ProceedsFromRepaymentsOfShortTermDebt
|
39900000 | |
CY2016 | us-gaap |
Public Utilities Property Plant And Equipment Disclosure Of Composite Depreciation Rate For Plants In Service
PublicUtilitiesPropertyPlantAndEquipmentDisclosureOfCompositeDepreciationRateForPlantsInService
|
0.0349 | pure |
CY2016 | us-gaap |
Pension Expense
PensionExpense
|
6800000 | |
CY2016 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
30000000 | |
CY2016 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
19000000 | |
CY2016 | us-gaap |
Restricted Stock Expense
RestrictedStockExpense
|
2200000 | |
CY2016 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
1300000 | |
CY2016 | us-gaap |
Regulated And Unregulated Operating Revenue
RegulatedAndUnregulatedOperatingRevenue
|
383400000 | |
CY2016 | us-gaap |
Share Based Compensation Arrangement By Share Based Payment Award Shares Purchased For Award
ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesPurchasedForAward
|
1949 | shares |
CY2016 | us-gaap |
Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
|
383400000 | |
CY2016 | us-gaap |
Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
|
377300000 | |
CY2016 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
4600000 | |
CY2016 | us-gaap |
Utilities Operating Expense
UtilitiesOperatingExpense
|
313200000 | |
CY2016 | us-gaap |
Stock Issued During Period Value New Issues
StockIssuedDuringPeriodValueNewIssues
|
1300000 | |
CY2016 | us-gaap |
Stock Issued During Period Shares New Issues
StockIssuedDuringPeriodSharesNewIssues
|
32095 | shares |
CY2016 | us-gaap |
Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
|
6000 | shares |
CY2016 | us-gaap |
Weighted Average Number Of Share Outstanding Basic And Diluted
WeightedAverageNumberOfShareOutstandingBasicAndDiluted
|
14000000 | shares |
CY2016 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
1900000 | |
CY2016 | us-gaap |
Utilities Operating Expense Depreciation And Amortization
UtilitiesOperatingExpenseDepreciationAndAmortization
|
46600000 | |
CY2016 | us-gaap |
Utilities Operating Expense Taxes
UtilitiesOperatingExpenseTaxes
|
19600000 | |
CY2016 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
13996000 | shares |
CY2016 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
13990000 | shares |
CY2016 | us-gaap |
Utilities Operating Expense Maintenance And Operations
UtilitiesOperatingExpenseMaintenanceAndOperations
|
61400000 | |
CY2016 | utl |
Change In Deferred Regulatory And Other Charges
ChangeInDeferredRegulatoryAndOtherCharges
|
-5000000 | |
CY2016 | utl |
Regulatory Liability Interest Expense
RegulatoryLiabilityInterestExpense
|
500000 | |
CY2016 | utl |
Proceeds From Repayments Of Debt And Capital Lease Obligations
ProceedsFromRepaymentsOfDebtAndCapitalLeaseObligations
|
-2800000 | |
CY2016 | utl |
Revenue Sharing Payment
RevenueSharingPayment
|
1000000 | |
CY2016 | utl |
Increase Decrease In Gas Inventory Financing
IncreaseDecreaseInGasInventoryFinancing
|
-2500000 | |
CY2016 | utl |
Average Interest Rate On Debt
AverageInterestRateOnDebt
|
0.0218 | pure |
CY2016 | utl |
Effective Income Tax Rate Reconciliation Domestic Income Tax Rate Differential
EffectiveIncomeTaxRateReconciliationDomesticIncomeTaxRateDifferential
|
-0.01 | pure |
CY2016 | utl |
Effective Income Tax Rate Reconciliation Tax Credit And Other Adjustments
EffectiveIncomeTaxRateReconciliationTaxCreditAndOtherAdjustments
|
0.01 | pure |
CY2017Q1 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
0.360 | |
CY2017Q1 | us-gaap |
Earnings Per Share Basic And Diluted
EarningsPerShareBasicAndDiluted
|
0.88 | |
CY2017Q1 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
12400000 | |
CY2017Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
27700000 | |
CY2017Q1 | us-gaap |
Regulated And Unregulated Operating Revenue
RegulatedAndUnregulatedOperatingRevenue
|
126000000 | |
CY2018Q1 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
0.365 | |
CY2018Q1 | us-gaap |
Earnings Per Share Basic And Diluted
EarningsPerShareBasicAndDiluted
|
1.06 | |
CY2018Q1 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
15600000 | |
CY2018Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
28100000 | |
CY2018Q1 | us-gaap |
Regulated And Unregulated Operating Revenue
RegulatedAndUnregulatedOperatingRevenue
|
145800000 | |
CY2017Q2 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
0.360 | |
CY2017Q2 | us-gaap |
Earnings Per Share Basic And Diluted
EarningsPerShareBasicAndDiluted
|
0.23 | |
CY2017Q2 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
3100000 | |
CY2017Q2 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
11600000 | |
CY2017Q2 | us-gaap |
Regulated And Unregulated Operating Revenue
RegulatedAndUnregulatedOperatingRevenue
|
80800000 | |
CY2018Q2 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
0.365 | |
CY2018Q2 | us-gaap |
Earnings Per Share Basic And Diluted
EarningsPerShareBasicAndDiluted
|
0.24 | |
CY2018Q2 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
3600000 | |
CY2018Q2 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
10600000 | |
CY2018Q2 | us-gaap |
Regulated And Unregulated Operating Revenue
RegulatedAndUnregulatedOperatingRevenue
|
84500000 | |
CY2017Q3 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
0.360 | |
CY2017Q3 | us-gaap |
Earnings Per Share Basic And Diluted
EarningsPerShareBasicAndDiluted
|
0.16 | |
CY2017Q3 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
2300000 | |
CY2017Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
10400000 | |
CY2017Q3 | us-gaap |
Regulated And Unregulated Operating Revenue
RegulatedAndUnregulatedOperatingRevenue
|
84000000 | |
CY2018Q3 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
0.365 | |
CY2018Q3 | us-gaap |
Earnings Per Share Basic And Diluted
EarningsPerShareBasicAndDiluted
|
0.19 | |
CY2018Q3 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
2800000 | |
CY2018Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
10300000 | |
CY2018Q3 | us-gaap |
Regulated And Unregulated Operating Revenue
RegulatedAndUnregulatedOperatingRevenue
|
88200000 | |
CY2017Q4 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
0.360 | |
CY2017Q4 | us-gaap |
Earnings Per Share Basic And Diluted
EarningsPerShareBasicAndDiluted
|
0.79 | |
CY2017Q4 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
11200000 | |
CY2017Q4 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
25700000 | |
CY2017Q4 | us-gaap |
Regulated And Unregulated Operating Revenue
RegulatedAndUnregulatedOperatingRevenue
|
115400000 | |
CY2018Q4 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
0.365 | |
CY2018Q4 | us-gaap |
Earnings Per Share Basic And Diluted
EarningsPerShareBasicAndDiluted
|
0.74 | |
CY2018Q4 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
11000000 | |
CY2018Q4 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
22200000 | |
CY2018Q4 | us-gaap |
Regulated And Unregulated Operating Revenue
RegulatedAndUnregulatedOperatingRevenue
|
125600000 |