$NWN
Northwest Natural Holding Co

2024 Q4 Form 10-Q Financial Statement

#000173399824000125 Filed on November 12, 2024

View on sec.gov

Income Statement

Concept 2024 Q4 2024 Q3
Revenue $136.9M
YoY Change -3.21%
Cost Of Revenue $44.18M
YoY Change -19.24%
Gross Profit $92.76M
YoY Change 6.89%
Gross Profit Margin 67.74%
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization $49.10M
YoY Change 63.32%
% of Gross Profit 52.93%
Operating Expenses $156.3M
YoY Change -1.75%
Operating Profit -$19.33M
YoY Change 9.98%
Interest Expense -$19.06M
YoY Change -1.78%
% of Operating Profit
Other Income/Expense, Net $930.0K
YoY Change -81.41%
Pretax Income -$37.46M
YoY Change 17.15%
Income Tax -$10.30M
% Of Pretax Income
Net Earnings -$27.17M
YoY Change 14.69%
Net Earnings / Revenue -19.84%
Basic Earnings Per Share -$0.71
Diluted Earnings Per Share -$0.71
COMMON SHARES
Basic Shares Outstanding 40.13M shares 38.67M shares
Diluted Shares Outstanding 38.39M shares

Balance Sheet

Concept 2024 Q4 2024 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments $35.05M
YoY Change -77.62%
Cash & Equivalents $38.49M $35.05M
Short-Term Investments
Other Short-Term Assets $60.18M $45.87M
YoY Change -7.81% -8.16%
Inventory $108.7M
Prepaid Expenses
Receivables $50.24M
Other Receivables $0.00
Total Short-Term Assets $557.8M $408.9M
YoY Change -7.26% -19.43%
LONG-TERM ASSETS
Property, Plant & Equipment $3.672B $3.612B
YoY Change 9.36% 10.18%
Goodwill $183.8M $181.4M
YoY Change 12.55% 19.03%
Intangibles
YoY Change
Long-Term Investments $82.48M
YoY Change -21.12%
Other Assets $160.9M $139.0M
YoY Change 51.42% 37.93%
Total Long-Term Assets $4.677B $4.536B
YoY Change 9.63% 9.09%
TOTAL ASSETS
Total Short-Term Assets $557.8M $408.9M
Total Long-Term Assets $4.677B $4.536B
Total Assets $5.234B $4.944B
YoY Change 7.55% 5.99%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable $133.3M $96.26M
YoY Change -8.32% -3.09%
Accrued Expenses $14.78M
YoY Change -6.21%
Deferred Revenue
YoY Change
Short-Term Debt $170.1M $159.8M
YoY Change 89.42% 125.07%
Long-Term Debt Due $30.79M $20.80M
YoY Change -79.59% -89.1%
Total Short-Term Liabilities $649.0M $567.4M
YoY Change -6.87% -3.84%
LONG-TERM LIABILITIES
Long-Term Debt $1.679B $1.555B
YoY Change 17.82% 9.15%
Other Long-Term Liabilities $173.7M $135.7M
YoY Change 45.92% 6.64%
Total Long-Term Liabilities $1.853B $1.691B
YoY Change 19.98% 8.95%
TOTAL LIABILITIES
Total Short-Term Liabilities $649.0M $567.4M
Total Long-Term Liabilities $1.853B $1.691B
Total Liabilities $2.502B $2.258B
YoY Change 11.64% 5.42%
SHAREHOLDERS EQUITY
Retained Earnings $402.9M $377.7M
YoY Change 0.75% 1.19%
Common Stock $989.3M $986.5M
YoY Change 11.04% 15.89%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity $1.385B $1.357B
YoY Change
Total Liabilities & Shareholders Equity $5.234B $4.944B
YoY Change 7.55% 5.99%

Cashflow Statement

Concept 2024 Q4 2024 Q3
OPERATING ACTIVITIES
Net Income -$27.17M
YoY Change 14.69%
Depreciation, Depletion And Amortization $49.10M
YoY Change 63.32%
Cash From Operating Activities -$26.38M
YoY Change -822.91%
INVESTING ACTIVITIES
Capital Expenditures $95.33M
YoY Change -2.61%
Acquisitions
YoY Change
Other Investing Activities -$30.52M
YoY Change 2684.85%
Cash From Investing Activities -$125.9M
YoY Change 27.15%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities 118.0M
YoY Change 5.62%
NET CHANGE
Cash From Operating Activities -26.38M
Cash From Investing Activities -125.9M
Cash From Financing Activities 118.0M
Net Change In Cash -34.23M
YoY Change -308.76%
FREE CASH FLOW
Cash From Operating Activities -$26.38M
Capital Expenditures $95.33M
Free Cash Flow -$121.7M
YoY Change 29.16%

Facts In Submission

Frame Concept Type Concept / XBRL Key Value Unit
dei Current Fiscal Year End Date
CurrentFiscalYearEndDate
--12-31
dei Document Fiscal Year Focus
DocumentFiscalYearFocus
2024
dei Document Fiscal Period Focus
DocumentFiscalPeriodFocus
Q3
dei Amendment Flag
AmendmentFlag
false
dei Entity Central Index Key
EntityCentralIndexKey
0001733998
dei Document Quarterly Report
DocumentQuarterlyReport
true
dei Document Period End Date
DocumentPeriodEndDate
2024-09-30
dei Entity Tax Identification Number
EntityTaxIdentificationNumber
82-4710680
dei Entity Address Address Line1
EntityAddressAddressLine1
250 SW Taylor Street
dei Entity Address City Or Town
EntityAddressCityOrTown
Portland
dei Entity Address State Or Province
EntityAddressStateOrProvince
OR
dei Security12b Title
Security12bTitle
Common Stock
dei Trading Symbol
TradingSymbol
NWN
dei Security Exchange Name
SecurityExchangeName
NYSE
dei Entity Current Reporting Status
EntityCurrentReportingStatus
Yes
dei Entity Interactive Data Current
EntityInteractiveDataCurrent
Yes
CY2024Q4 dei Entity Common Stock Shares Outstanding
EntityCommonStockSharesOutstanding
40132048 shares
CY2024Q3 us-gaap Revenues
Revenues
136934000 usd
CY2023Q3 us-gaap Revenues
Revenues
141479000 usd
us-gaap Revenues
Revenues
782118000 usd
us-gaap Revenues
Revenues
841761000 usd
CY2024Q3 us-gaap Utilities Operating Expense Gas And Petroleum Purchased
UtilitiesOperatingExpenseGasAndPetroleumPurchased
38902000 usd
CY2023Q3 us-gaap Utilities Operating Expense Gas And Petroleum Purchased
UtilitiesOperatingExpenseGasAndPetroleumPurchased
49180000 usd
us-gaap Utilities Operating Expense Gas And Petroleum Purchased
UtilitiesOperatingExpenseGasAndPetroleumPurchased
287589000 usd
us-gaap Utilities Operating Expense Gas And Petroleum Purchased
UtilitiesOperatingExpenseGasAndPetroleumPurchased
357362000 usd
CY2024Q3 us-gaap Operating Costs And Expenses
OperatingCostsAndExpenses
63940000 usd
CY2023Q3 us-gaap Operating Costs And Expenses
OperatingCostsAndExpenses
61524000 usd
us-gaap Operating Costs And Expenses
OperatingCostsAndExpenses
202504000 usd
us-gaap Operating Costs And Expenses
OperatingCostsAndExpenses
200160000 usd
CY2024Q3 us-gaap Environmental Remediation Expense
EnvironmentalRemediationExpense
1151000 usd
CY2023Q3 us-gaap Environmental Remediation Expense
EnvironmentalRemediationExpense
1032000 usd
nwn Excise Taxes
ExciseTaxes
33750000 usd
CY2024Q3 us-gaap Depreciation And Amortization
DepreciationAndAmortization
34552000 usd
CY2023Q3 us-gaap Depreciation And Amortization
DepreciationAndAmortization
30061000 usd
us-gaap Depreciation And Amortization
DepreciationAndAmortization
101412000 usd
us-gaap Depreciation And Amortization
DepreciationAndAmortization
92819000 usd
CY2024Q3 us-gaap Other Cost And Expense Operating
OtherCostAndExpenseOperating
1560000 usd
CY2023Q3 us-gaap Other Cost And Expense Operating
OtherCostAndExpenseOperating
1159000 usd
us-gaap Other Cost And Expense Operating
OtherCostAndExpenseOperating
4249000 usd
us-gaap Other Cost And Expense Operating
OtherCostAndExpenseOperating
3664000 usd
us-gaap Operating Expenses
OperatingExpenses
731987000 usd
CY2024Q3 us-gaap Operating Income Loss
OperatingIncomeLoss
-19332000 usd
CY2023Q3 us-gaap Operating Income Loss
OperatingIncomeLoss
-17577000 usd
us-gaap Operating Income Loss
OperatingIncomeLoss
106201000 usd
us-gaap Operating Income Loss
OperatingIncomeLoss
109774000 usd
CY2024Q3 us-gaap Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
930000 usd
CY2023Q3 us-gaap Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
5004000 usd
us-gaap Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
-198000 usd
us-gaap Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
13228000 usd
CY2024Q3 us-gaap Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
-19060000 usd
CY2023Q3 us-gaap Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
-19406000 usd
us-gaap Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
-58902000 usd
us-gaap Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
-56676000 usd
CY2024Q3 us-gaap Income Loss Attributable To Parent
IncomeLossAttributableToParent
-37462000 usd
CY2023Q3 us-gaap Income Loss Attributable To Parent
IncomeLossAttributableToParent
-31979000 usd
us-gaap Income Loss Attributable To Parent
IncomeLossAttributableToParent
66326000 usd
CY2024Q3 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
-10295000 usd
CY2023Q3 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
-8292000 usd
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
13232000 usd
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
17098000 usd
CY2024Q3 us-gaap Net Income Loss
NetIncomeLoss
-27167000 usd
CY2023Q3 us-gaap Net Income Loss
NetIncomeLoss
-23687000 usd
us-gaap Net Income Loss
NetIncomeLoss
33869000 usd
us-gaap Net Income Loss
NetIncomeLoss
49228000 usd
dei Entity Registrant Name
EntityRegistrantName
NORTHWEST NATURAL HOLDING COMPANY
dei Entity Incorporation State Country Code
EntityIncorporationStateCountryCode
OR
us-gaap Operating Expenses
OperatingExpenses
675917000 usd
us-gaap Income Loss Attributable To Parent
IncomeLossAttributableToParent
47101000 usd
dei Document Transition Report
DocumentTransitionReport
false
CY2024Q3 us-gaap Operating Expenses
OperatingExpenses
156266000 usd
CY2023Q3 us-gaap Operating Expenses
OperatingExpenses
159056000 usd
us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax
432000 usd
us-gaap Proceeds From Repayments Of Short Term Debt
ProceedsFromRepaymentsOfShortTermDebt
-187200000 usd
CY2023Q4 us-gaap Debt Instrument Carrying Amount
DebtInstrumentCarryingAmount
1586344000 usd
dei Entity Address Postal Zip Code
EntityAddressPostalZipCode
97204
dei City Area Code
CityAreaCode
(503)
dei Local Phone Number
LocalPhoneNumber
226-4211
us-gaap Environmental Remediation Expense
EnvironmentalRemediationExpense
9226000 usd
us-gaap Environmental Remediation Expense
EnvironmentalRemediationExpense
8547000 usd
CY2024Q3 us-gaap Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
10886000 usd
CY2023Q3 us-gaap Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
10577000 usd
us-gaap Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
38207000 usd
us-gaap Taxes Excluding Income And Excise Taxes
TaxesExcludingIncomeAndExciseTaxes
35685000 usd
CY2024Q3 nwn Excise Taxes
ExciseTaxes
5275000 usd
CY2023Q3 nwn Excise Taxes
ExciseTaxes
5523000 usd
nwn Excise Taxes
ExciseTaxes
32730000 usd
CY2024Q3 us-gaap Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax
58000 usd
CY2024Q3 us-gaap Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
-58000 usd
CY2023Q3 us-gaap Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
0 usd
CY2024Q3 us-gaap Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax
54000 usd
CY2023Q3 us-gaap Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax
37000 usd
us-gaap Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax
155000 usd
us-gaap Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax
111000 usd
CY2023Q3 us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax
102000 usd
us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax
307000 usd
CY2024Q3 nwn Unrealized Gain Loss On Derivative Tax
UnrealizedGainLossOnDerivativeTax
279000 usd
CY2023Q3 nwn Unrealized Gain Loss On Derivative Tax
UnrealizedGainLossOnDerivativeTax
62000 usd
nwn Unrealized Gain Loss On Derivative Tax
UnrealizedGainLossOnDerivativeTax
133000 usd
nwn Unrealized Gain Loss On Derivative Tax
UnrealizedGainLossOnDerivativeTax
359000 usd
CY2024Q3 us-gaap Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
-775000 usd
CY2023Q3 us-gaap Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
174000 usd
us-gaap Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
-371000 usd
us-gaap Derivative Gain Loss On Derivative Net
DerivativeGainLossOnDerivativeNet
999000 usd
CY2024Q3 us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
-27847000 usd
CY2023Q3 us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
-23411000 usd
us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
33738000 usd
us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
50534000 usd
CY2024Q3 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
38394000 shares
CY2023Q3 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
36214000 shares
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
38356000 shares
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
35950000 shares
CY2024Q3 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
38394000 shares
CY2023Q3 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
36214000 shares
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
38412000 shares
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
35980000 shares
CY2024Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-0.71
CY2023Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-0.65
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.88
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
1.37
CY2024Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-0.71
CY2023Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-0.65
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.88
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.37
CY2024Q3 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
35047000 usd
CY2023Q3 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
156616000 usd
CY2023Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
32920000 usd
CY2024Q3 us-gaap Accounts Receivable Gross Current
AccountsReceivableGrossCurrent
53123000 usd
CY2023Q3 us-gaap Accounts Receivable Gross Current
AccountsReceivableGrossCurrent
51999000 usd
CY2023Q4 us-gaap Accounts Receivable Gross Current
AccountsReceivableGrossCurrent
121341000 usd
CY2024Q3 us-gaap Unbilled Receivables Current
UnbilledReceivablesCurrent
23818000 usd
CY2023Q4 us-gaap Unbilled Receivables Current
UnbilledReceivablesCurrent
83138000 usd
CY2024Q3 us-gaap Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
2885000 usd
CY2023Q3 us-gaap Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
2312000 usd
CY2023Q4 us-gaap Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
3455000 usd
CY2024Q3 us-gaap Regulatory Assets Current
RegulatoryAssetsCurrent
136275000 usd
CY2023Q3 us-gaap Regulatory Assets Current
RegulatoryAssetsCurrent
108525000 usd
CY2023Q4 us-gaap Regulatory Assets Current
RegulatoryAssetsCurrent
178270000 usd
CY2024Q3 us-gaap Derivative Assets Current
DerivativeAssetsCurrent
8948000 usd
CY2023Q3 us-gaap Derivative Assets Current
DerivativeAssetsCurrent
23454000 usd
CY2023Q4 us-gaap Derivative Assets Current
DerivativeAssetsCurrent
11380000 usd
CY2024Q3 us-gaap Public Utilities Inventory
PublicUtilitiesInventory
108651000 usd
CY2023Q3 us-gaap Public Utilities Inventory
PublicUtilitiesInventory
94585000 usd
CY2023Q4 us-gaap Public Utilities Inventory
PublicUtilitiesInventory
112571000 usd
CY2024Q3 us-gaap Other Assets Current
OtherAssetsCurrent
45873000 usd
CY2023Q3 us-gaap Other Assets Current
OtherAssetsCurrent
49947000 usd
CY2024Q3 us-gaap Assets Current
AssetsCurrent
408850000 usd
CY2023Q4 us-gaap Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
4556609000 usd
CY2023Q3 us-gaap Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
1189968000 usd
CY2023Q4 us-gaap Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
1198555000 usd
CY2024Q3 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
3612341000 usd
CY2023Q3 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
3278634000 usd
CY2023Q4 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
3358054000 usd
CY2023Q3 us-gaap Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
312665000 usd
CY2023Q4 us-gaap Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
333443000 usd
CY2024Q3 us-gaap Derivative Assets Noncurrent
DerivativeAssetsNoncurrent
1377000 usd
CY2023Q3 us-gaap Derivative Assets Noncurrent
DerivativeAssetsNoncurrent
6188000 usd
CY2023Q4 us-gaap Derivative Assets Noncurrent
DerivativeAssetsNoncurrent
431000 usd
CY2024Q3 us-gaap Other Long Term Investments
OtherLongTermInvestments
82478000 usd
CY2023Q3 us-gaap Other Long Term Investments
OtherLongTermInvestments
104562000 usd
CY2023Q4 us-gaap Other Long Term Investments
OtherLongTermInvestments
102951000 usd
CY2024Q3 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
69402000 usd
CY2023Q3 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
71477000 usd
CY2023Q4 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
71308000 usd
CY2024Q3 us-gaap Net Investment In Lease Noncurrent
NetInvestmentInLeaseNoncurrent
126712000 usd
CY2023Q3 us-gaap Net Investment In Lease Noncurrent
NetInvestmentInLeaseNoncurrent
130952000 usd
CY2023Q4 us-gaap Net Investment In Lease Noncurrent
NetInvestmentInLeaseNoncurrent
129882000 usd
CY2024Q3 us-gaap Goodwill
Goodwill
181393000 usd
CY2023Q3 us-gaap Goodwill
Goodwill
152399000 usd
CY2023Q4 us-gaap Goodwill
Goodwill
163344000 usd
CY2024Q3 us-gaap Other Assets Noncurrent
OtherAssetsNoncurrent
139035000 usd
CY2023Q3 us-gaap Other Assets Noncurrent
OtherAssetsNoncurrent
100801000 usd
CY2023Q4 us-gaap Other Assets Noncurrent
OtherAssetsNoncurrent
106239000 usd
CY2024Q3 us-gaap Assets Noncurrent
AssetsNoncurrent
4535519000 usd
CY2023Q3 us-gaap Assets Noncurrent
AssetsNoncurrent
4157678000 usd
CY2024Q3 us-gaap Assets
Assets
4944369000 usd
CY2023Q3 us-gaap Assets
Assets
4665118000 usd
CY2023Q4 us-gaap Assets
Assets
4867092000 usd
CY2024Q3 us-gaap Short Term Borrowings
ShortTermBorrowings
159814000 usd
CY2023Q3 us-gaap Short Term Borrowings
ShortTermBorrowings
71000000 usd
CY2023Q4 us-gaap Short Term Borrowings
ShortTermBorrowings
89780000 usd
CY2024Q3 us-gaap Long Term Debt Current
LongTermDebtCurrent
20796000 usd
CY2023Q3 us-gaap Long Term Debt Current
LongTermDebtCurrent
190728000 usd
CY2023Q4 us-gaap Long Term Debt Current
LongTermDebtCurrent
150865000 usd
CY2024Q3 us-gaap Accounts Payable Current
AccountsPayableCurrent
96260000 usd
CY2023Q3 us-gaap Accounts Payable Current
AccountsPayableCurrent
99326000 usd
CY2023Q4 us-gaap Accounts Payable Current
AccountsPayableCurrent
145361000 usd
CY2024Q3 us-gaap Accrued Income Taxes Current
AccruedIncomeTaxesCurrent
17759000 usd
CY2023Q3 us-gaap Accrued Income Taxes Current
AccruedIncomeTaxesCurrent
17120000 usd
CY2023Q4 us-gaap Accrued Income Taxes Current
AccruedIncomeTaxesCurrent
15454000 usd
CY2024Q3 us-gaap Interest Payable Current
InterestPayableCurrent
12909000 usd
CY2023Q3 us-gaap Interest Payable Current
InterestPayableCurrent
13940000 usd
CY2023Q4 us-gaap Interest Payable Current
InterestPayableCurrent
15836000 usd
CY2024Q3 us-gaap Regulatory Liability Current
RegulatoryLiabilityCurrent
127640000 usd
CY2023Q3 us-gaap Regulatory Liability Current
RegulatoryLiabilityCurrent
88376000 usd
CY2024Q3 us-gaap Derivative Liabilities Current
DerivativeLiabilitiesCurrent
70807000 usd
CY2023Q3 us-gaap Derivative Liabilities Current
DerivativeLiabilitiesCurrent
46603000 usd
CY2023Q4 us-gaap Derivative Liabilities Current
DerivativeLiabilitiesCurrent
98661000 usd
CY2024Q3 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
1868000 usd
CY2023Q3 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
1815000 usd
CY2023Q4 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
2333000 usd
CY2024Q3 us-gaap Other Liabilities Current
OtherLiabilitiesCurrent
59532000 usd
CY2023Q3 us-gaap Other Liabilities Current
OtherLiabilitiesCurrent
61149000 usd
CY2023Q4 us-gaap Other Liabilities Current
OtherLiabilitiesCurrent
93626000 usd
CY2024Q3 us-gaap Liabilities Current
LiabilitiesCurrent
567385000 usd
CY2023Q3 us-gaap Liabilities Current
LiabilitiesCurrent
590057000 usd
CY2023Q4 us-gaap Liabilities Current
LiabilitiesCurrent
696878000 usd
CY2024Q3 us-gaap Long Term Debt Noncurrent
LongTermDebtNoncurrent
1555000000 usd
CY2023Q3 us-gaap Long Term Debt Noncurrent
LongTermDebtNoncurrent
1424572000 usd
CY2023Q4 us-gaap Long Term Debt Noncurrent
LongTermDebtNoncurrent
1425435000 usd
CY2024Q3 us-gaap Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
389281000 usd
CY2023Q3 us-gaap Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
375917000 usd
CY2023Q4 us-gaap Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
382673000 usd
CY2024Q3 us-gaap Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
708948000 usd
CY2023Q3 us-gaap Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
683262000 usd
CY2023Q4 us-gaap Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
695896000 usd
CY2024Q3 us-gaap Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
138800000 usd
CY2023Q3 us-gaap Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
145991000 usd
CY2023Q4 us-gaap Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
158116000 usd
CY2024Q3 us-gaap Derivative Liabilities Noncurrent
DerivativeLiabilitiesNoncurrent
15714000 usd
CY2023Q3 us-gaap Derivative Liabilities Noncurrent
DerivativeLiabilitiesNoncurrent
21085000 usd
CY2023Q4 us-gaap Derivative Liabilities Noncurrent
DerivativeLiabilitiesNoncurrent
28055000 usd
CY2024Q3 us-gaap Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
76530000 usd
CY2023Q3 us-gaap Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
77475000 usd
CY2023Q4 us-gaap Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
77167000 usd
CY2023Q3 us-gaap Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
127219000 usd
CY2023Q4 us-gaap Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
119034000 usd
CY2024Q3 us-gaap Deferred Credits And Other Liabilities Noncurrent
DeferredCreditsAndOtherLiabilitiesNoncurrent
1464934000 usd
CY2023Q3 us-gaap Deferred Credits And Other Liabilities Noncurrent
DeferredCreditsAndOtherLiabilitiesNoncurrent
1430949000 usd
CY2023Q4 us-gaap Deferred Credits And Other Liabilities Noncurrent
DeferredCreditsAndOtherLiabilitiesNoncurrent
1460941000 usd
CY2024Q3 us-gaap Commitments And Contingencies
CommitmentsAndContingencies
usd
CY2023Q3 us-gaap Commitments And Contingencies
CommitmentsAndContingencies
usd
CY2023Q4 us-gaap Commitments And Contingencies
CommitmentsAndContingencies
usd
CY2024Q3 us-gaap Common Stock No Par Value
CommonStockNoParValue
0
CY2023Q3 us-gaap Common Stock No Par Value
CommonStockNoParValue
0
CY2023Q4 us-gaap Common Stock No Par Value
CommonStockNoParValue
0
CY2023Q3 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
100000000 shares
CY2024Q3 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
100000000 shares
CY2023Q4 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
100000000 shares
CY2024Q3 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
40120524 shares
CY2024Q3 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
40120524 shares
CY2023Q3 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
36575797 shares
CY2023Q3 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
36575797 shares
CY2024Q3 us-gaap Common Stock Value
CommonStockValue
986545000 usd
CY2023Q3 us-gaap Common Stock Value
CommonStockValue
851288000 usd
CY2023Q4 us-gaap Common Stock Value
CommonStockValue
890976000 usd
CY2024Q3 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
377685000 usd
CY2023Q3 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
373231000 usd
CY2023Q4 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
399911000 usd
CY2024Q3 us-gaap Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
-7180000 usd
CY2023Q4 us-gaap Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
-7049000 usd
CY2024Q3 us-gaap Stockholders Equity
StockholdersEquity
1357050000 usd
CY2023Q3 us-gaap Stockholders Equity
StockholdersEquity
1219540000 usd
CY2023Q4 us-gaap Stockholders Equity
StockholdersEquity
1283838000 usd
CY2024Q3 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
4944369000 usd
CY2023Q3 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
4665118000 usd
CY2023Q4 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
4867092000 usd
CY2024Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
1346716000 usd
CY2023Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
1240278000 usd
CY2023Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
1283838000 usd
CY2022Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
1175441000 usd
CY2024Q3 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
1357050000 usd
CY2023Q3 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
1219540000 usd
CY2024Q3 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
1357050000 usd
CY2023Q3 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
1219540000 usd
CY2024Q3 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.4875
CY2023Q3 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.4850
us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
1.4625
us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
1.4550
us-gaap Net Income Loss
NetIncomeLoss
33869000 usd
us-gaap Net Income Loss
NetIncomeLoss
49228000 usd
us-gaap Deferred Income Taxes And Tax Credits
DeferredIncomeTaxesAndTaxCredits
6678000 usd
us-gaap Pension Expense
PensionExpense
3047000 usd
us-gaap Pension Contributions
PensionContributions
17850000 usd
us-gaap Pension Contributions
PensionContributions
0 usd
us-gaap Other Increase Decrease In Environmental Liabilities
OtherIncreaseDecreaseInEnvironmentalLiabilities
-18775000 usd
us-gaap Other Increase Decrease In Environmental Liabilities
OtherIncreaseDecreaseInEnvironmentalLiabilities
-14887000 usd
us-gaap Environmental Remediation Expense
EnvironmentalRemediationExpense
9226000 usd
us-gaap Environmental Remediation Expense
EnvironmentalRemediationExpense
8547000 usd
nwn Asset Optimization Revenue Sharing Bill Credits
AssetOptimizationRevenueSharingBillCredits
-29198000 usd
nwn Asset Optimization Revenue Sharing Bill Credits
AssetOptimizationRevenueSharingBillCredits
-10471000 usd
us-gaap Increase Decrease In Inventories
IncreaseDecreaseInInventories
-4092000 usd
us-gaap Increase Decrease In Accrued Taxes Payable
IncreaseDecreaseInAccruedTaxesPayable
9806000 usd
us-gaap Increase Decrease In Accrued Taxes Payable
IncreaseDecreaseInAccruedTaxesPayable
8770000 usd
us-gaap Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
-11501000 usd
us-gaap Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
-39695000 usd
us-gaap Increase Decrease In Deferred Gas Cost
IncreaseDecreaseInDeferredGasCost
7703000 usd
us-gaap Increase Decrease In Deferred Gas Cost
IncreaseDecreaseInDeferredGasCost
8678000 usd
nwn Increase Decrease In Asset Optimization Revenue Sharing
IncreaseDecreaseInAssetOptimizationRevenueSharing
-10743000 usd
nwn Increase Decrease In Asset Optimization Revenue Sharing
IncreaseDecreaseInAssetOptimizationRevenueSharing
-18667000 usd
nwn Change In Decoupling Regulatory Deferral
ChangeInDecouplingRegulatoryDeferral
-1989000 usd
nwn Change In Decoupling Regulatory Deferral
ChangeInDecouplingRegulatoryDeferral
12328000 usd
nwn Increase Decrease In Cloud Based Software Operating Assets
IncreaseDecreaseInCloudBasedSoftwareOperatingAssets
20307000 usd
nwn Increase Decrease In Cloud Based Software Operating Assets
IncreaseDecreaseInCloudBasedSoftwareOperatingAssets
12316000 usd
us-gaap Increase Decrease In Regulatory Assets And Liabilities
IncreaseDecreaseInRegulatoryAssetsAndLiabilities
-17312000 usd
us-gaap Increase Decrease In Regulatory Assets And Liabilities
IncreaseDecreaseInRegulatoryAssetsAndLiabilities
-16218000 usd
CY2023Q4 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
49624000 usd
CY2022Q4 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
40964000 usd
dei Entity File Number
EntityFileNumber
1-38681
dei Entity Filer Category
EntityFilerCategory
Large Accelerated Filer
dei Entity Small Business
EntitySmallBusiness
false
dei Entity Emerging Growth Company
EntityEmergingGrowthCompany
false
dei Entity Shell Company
EntityShellCompany
false
us-gaap Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax
9000 usd
us-gaap Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
-192000 usd
us-gaap Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax
0 usd
CY2024Q3 us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax
153000 usd
CY2024Q3 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
69402000 usd
CY2023Q3 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
71477000 usd
CY2023Q4 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
71308000 usd
CY2023Q3 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
1815000 usd
CY2023Q4 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
2333000 usd
CY2023Q3 us-gaap Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
77475000 usd
CY2023Q4 us-gaap Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
77167000 usd
CY2024Q3 us-gaap Operating Lease Liability
OperatingLeaseLiability
78398000 usd
CY2023Q3 us-gaap Operating Lease Liability
OperatingLeaseLiability
79290000 usd
CY2023Q4 us-gaap Operating Lease Liability
OperatingLeaseLiability
79500000 usd
CY2024Q3 us-gaap Operating Lease Weighted Average Remaining Lease Term1
OperatingLeaseWeightedAverageRemainingLeaseTerm1
P15Y6M
CY2023Q3 us-gaap Operating Lease Weighted Average Remaining Lease Term1
OperatingLeaseWeightedAverageRemainingLeaseTerm1
P16Y6M
CY2023Q4 us-gaap Operating Lease Weighted Average Remaining Lease Term1
OperatingLeaseWeightedAverageRemainingLeaseTerm1
P16Y2M12D
CY2024Q3 us-gaap Operating Lease Weighted Average Discount Rate Percent
OperatingLeaseWeightedAverageDiscountRatePercent
0.073
CY2023Q3 us-gaap Operating Lease Weighted Average Discount Rate Percent
OperatingLeaseWeightedAverageDiscountRatePercent
0.073
CY2023Q4 us-gaap Operating Lease Weighted Average Discount Rate Percent
OperatingLeaseWeightedAverageDiscountRatePercent
0.073
CY2024Q3 us-gaap Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1
RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1
P3M
CY2024Q3 us-gaap Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1
RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1
P1Y
CY2024Q3 us-gaap Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1
RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1
P1Y
CY2024Q3 us-gaap Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1
RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1
P1Y
CY2024Q3 us-gaap Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1
RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1
P1Y
CY2024Q3 us-gaap Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1
RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1
P0Y
CY2023Q3 us-gaap Unbilled Receivables Current
UnbilledReceivablesCurrent
24626000 usd
CY2024Q3 us-gaap Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
322781000 usd
CY2023Q4 us-gaap Assets Noncurrent
AssetsNoncurrent
4265652000 usd
CY2023Q4 us-gaap Regulatory Liability Current
RegulatoryLiabilityCurrent
84962000 usd
CY2024Q3 us-gaap Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
135661000 usd
CY2023Q4 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
37631212 shares
CY2023Q4 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
37631212 shares
CY2023Q3 us-gaap Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
-4979000 usd
CY2024Q3 us-gaap Lessee Operating Lease Liability Payments Remainder Of Fiscal Year
LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear
2050000 usd
us-gaap Depreciation
Depreciation
101412000 usd
us-gaap Depreciation
Depreciation
92819000 usd
us-gaap Adjustment For Amortization
AdjustmentForAmortization
14544000 usd
us-gaap Adjustment For Amortization
AdjustmentForAmortization
13482000 usd
us-gaap Deferred Income Taxes And Tax Credits
DeferredIncomeTaxesAndTaxCredits
5939000 usd
us-gaap Pension Expense
PensionExpense
-1823000 usd
nwn Increase Decrease In Rng Facility Prepaid Operating Assets
IncreaseDecreaseInRNGFacilityPrepaidOperatingAssets
26046000 usd
nwn Increase Decrease In Rng Facility Prepaid Operating Assets
IncreaseDecreaseInRNGFacilityPrepaidOperatingAssets
0 usd
us-gaap Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
-122000 usd
us-gaap Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
-4350000 usd
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
219697000 usd
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
301503000 usd
us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
294261000 usd
us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
242747000 usd
us-gaap Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
28819000 usd
us-gaap Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
3248000 usd
us-gaap Payments To Acquire Equity Method Investments
PaymentsToAcquireEquityMethodInvestments
1000000 usd
us-gaap Payments To Acquire Equity Method Investments
PaymentsToAcquireEquityMethodInvestments
1000000 usd
us-gaap Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
2215000 usd
us-gaap Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
3525000 usd
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-326295000 usd
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-250520000 usd
us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
90563000 usd
us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
40955000 usd
us-gaap Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
150000000 usd
us-gaap Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
330000000 usd
us-gaap Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
150000000 usd
us-gaap Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
50000000 usd
us-gaap Proceeds From Repayments Of Short Term Debt
ProceedsFromRepaymentsOfShortTermDebt
70034000 usd
us-gaap Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
53781000 usd
us-gaap Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
50114000 usd
us-gaap Payments Of Financing Costs
PaymentsOfFinancingCosts
901000 usd
us-gaap Payments Of Financing Costs
PaymentsOfFinancingCosts
2042000 usd
us-gaap Payments Related To Tax Withholding For Share Based Compensation
PaymentsRelatedToTaxWithholdingForShareBasedCompensation
1319000 usd
us-gaap Payments Related To Tax Withholding For Share Based Compensation
PaymentsRelatedToTaxWithholdingForShareBasedCompensation
1313000 usd
us-gaap Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
-814000 usd
us-gaap Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
-753000 usd
us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
103782000 usd
us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
79533000 usd
us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
-2816000 usd
us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
130516000 usd
CY2024Q3 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
46808000 usd
CY2023Q3 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
171480000 usd
us-gaap Interest Paid Net
InterestPaidNet
57837000 usd
us-gaap Interest Paid Net
InterestPaidNet
51970000 usd
us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
15831000 usd
us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
18963000 usd
CY2024Q3 us-gaap Lessee Operating Lease Liability Payments Due Next Twelve Months
LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
7720000 usd
CY2024Q3 us-gaap Lessee Operating Lease Liability Payments Due Year Two
LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
7677000 usd
CY2024Q3 us-gaap Lessee Operating Lease Liability Payments Due Year Three
LesseeOperatingLeaseLiabilityPaymentsDueYearThree
7645000 usd
CY2024Q3 us-gaap Lessee Operating Lease Liability Payments Due Year Four
LesseeOperatingLeaseLiabilityPaymentsDueYearFour
7725000 usd
CY2024Q3 us-gaap Lessee Operating Lease Liability Payments Due After Year Five
LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive
101278000 usd
CY2024Q3 us-gaap Lessee Operating Lease Liability Payments Due
LesseeOperatingLeaseLiabilityPaymentsDue
134095000 usd
CY2024Q3 us-gaap Lessee Operating Lease Liability Undiscounted Excess Amount
LesseeOperatingLeaseLiabilityUndiscountedExcessAmount
55697000 usd
CY2024Q3 us-gaap Operating Lease Liability
OperatingLeaseLiability
78398000 usd
CY2024Q3 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
1868000 usd
CY2024Q3 us-gaap Regulatory Assets Current
RegulatoryAssetsCurrent
136275000 usd
CY2023Q3 us-gaap Regulatory Assets Current
RegulatoryAssetsCurrent
108525000 usd
CY2023Q4 us-gaap Regulatory Assets Current
RegulatoryAssetsCurrent
178270000 usd
CY2024Q3 us-gaap Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
322781000 usd
CY2023Q3 us-gaap Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
312665000 usd
CY2023Q4 us-gaap Regulatory Assets Noncurrent
RegulatoryAssetsNoncurrent
333443000 usd
CY2024Q3 us-gaap Regulatory Liability Current
RegulatoryLiabilityCurrent
127640000 usd
CY2023Q3 us-gaap Regulatory Liability Current
RegulatoryLiabilityCurrent
88376000 usd
CY2023Q4 us-gaap Regulatory Liability Current
RegulatoryLiabilityCurrent
84962000 usd
CY2024Q3 us-gaap Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
708948000 usd
CY2023Q3 us-gaap Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
683262000 usd
CY2023Q4 us-gaap Regulatory Liability Noncurrent
RegulatoryLiabilityNoncurrent
695896000 usd
CY2024Q3 us-gaap Money Market Funds At Carrying Value
MoneyMarketFundsAtCarryingValue
6500000 usd
CY2023Q3 us-gaap Money Market Funds At Carrying Value
MoneyMarketFundsAtCarryingValue
132600000 usd
CY2024Q3 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
35047000 usd
CY2023Q3 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
156616000 usd
CY2023Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
32920000 usd
CY2024Q3 us-gaap Restricted Cash Current
RestrictedCashCurrent
11761000 usd
CY2023Q3 us-gaap Restricted Cash Current
RestrictedCashCurrent
14864000 usd
CY2023Q4 us-gaap Restricted Cash Current
RestrictedCashCurrent
16704000 usd
CY2024Q3 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
46808000 usd
CY2023Q3 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
171480000 usd
CY2023Q4 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
49624000 usd
CY2024Q3 nwn Inactive Account Period Outstanding Prior To Write Off
InactiveAccountPeriodOutstandingPriorToWriteOff
P120D
CY2024Q3 nwn General Payment Term Of Ngd Receivables
GeneralPaymentTermOfNGDReceivables
P15D
CY2024Q3 nwn Age Of Closed Or Inactive Accounts
AgeOfClosedOrInactiveAccounts
P120D
CY2024Q3 nwn Number Of Net Investments In Sales Type Leases
NumberOfNetInvestmentsInSalesTypeLeases
2 numberofleases
CY2024Q3 us-gaap Sales Type Lease Net Investment In Lease Allowance For Credit Loss
SalesTypeLeaseNetInvestmentInLeaseAllowanceForCreditLoss
0 usd
CY2024Q3 nwn Cci Deferred Costs
CCIDeferredCosts
30900000 usd
CY2024Q3 us-gaap Net Income Loss
NetIncomeLoss
-27167000 usd
CY2023Q3 us-gaap Net Income Loss
NetIncomeLoss
-23687000 usd
us-gaap Net Income Loss
NetIncomeLoss
33869000 usd
us-gaap Net Income Loss
NetIncomeLoss
49228000 usd
CY2024Q3 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
38394000 shares
CY2023Q3 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
36214000 shares
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
38356000 shares
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
35950000 shares
CY2024Q3 us-gaap Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
0 shares
CY2023Q3 us-gaap Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
0 shares
us-gaap Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
56000 shares
us-gaap Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
30000 shares
CY2024Q3 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
38394000 shares
CY2023Q3 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
36214000 shares
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
38412000 shares
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
35980000 shares
CY2024Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-0.71
CY2023Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-0.65
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.88
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
1.37
CY2024Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-0.71
CY2023Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-0.65
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.88
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.37
CY2024Q3 us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
47000 shares
CY2023Q3 us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
45000 shares
us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
11000 shares
us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
1000 shares
CY2024Q3 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
130359000 usd
CY2024Q3 us-gaap Revenues
Revenues
136934000 usd
CY2023Q3 us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
134591000 usd
CY2023Q3 us-gaap Revenues
Revenues
141479000 usd
us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
759087000 usd
us-gaap Revenues
Revenues
782118000 usd
us-gaap Revenue From Contract With Customer Including Assessed Tax
RevenueFromContractWithCustomerIncludingAssessedTax
831354000 usd
us-gaap Revenues
Revenues
841761000 usd
CY2024Q3 us-gaap Lessor Sales Type Lease Term Of Contract1
LessorSalesTypeLeaseTermOfContract1
P30Y
CY2024Q3 us-gaap Lessor Sales Type Lease Renewal Term1
LessorSalesTypeLeaseRenewalTerm1
P50Y
CY2024Q3 us-gaap Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
70900000 usd
CY2024Q3 us-gaap Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
7500000 usd
CY2024Q3 us-gaap Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
22600000 usd
CY2024Q3 us-gaap Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
16100000 usd
CY2024Q3 us-gaap Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
7800000 usd
CY2024Q3 us-gaap Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
3900000 usd
CY2024Q3 us-gaap Revenue Remaining Performance Obligation
RevenueRemainingPerformanceObligation
13000000.0 usd
CY2024Q3 us-gaap Lessor Sales Type Lease Term Of Contract1
LessorSalesTypeLeaseTermOfContract1
P30Y
CY2024Q3 us-gaap Lessor Sales Type Lease Renewal Term1
LessorSalesTypeLeaseRenewalTerm1
P50Y
CY2024Q3 us-gaap Lease Income
LeaseIncome
200000 usd
CY2023Q3 us-gaap Lease Income
LeaseIncome
100000 usd
us-gaap Lease Income
LeaseIncome
500000 usd
us-gaap Lease Income
LeaseIncome
500000 usd
CY2024Q3 us-gaap Lessor Operating Lease Payments To Be Received Remainder Of Fiscal Year
LessorOperatingLeasePaymentsToBeReceivedRemainderOfFiscalYear
172000 usd
CY2024Q3 nwn Lease Paymentstobe Received Remainderof Fiscal Year
LeasePaymentstobeReceivedRemainderofFiscalYear
4065000 usd
CY2024Q3 us-gaap Lessor Operating Lease Payments To Be Received Next Twelve Months
LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths
685000 usd
CY2024Q3 nwn Lease Paymentstobe Received Two Years
LeasePaymentstobeReceivedTwoYears
15991000 usd
CY2024Q3 us-gaap Lessor Operating Lease Payments To Be Received Two Years
LessorOperatingLeasePaymentsToBeReceivedTwoYears
99000 usd
CY2024Q3 nwn Lease Paymentstobe Received Three Years
LeasePaymentstobeReceivedThreeYears
15000000 usd
CY2024Q3 us-gaap Lessor Operating Lease Payments To Be Received Three Years
LessorOperatingLeasePaymentsToBeReceivedThreeYears
84000 usd
CY2024Q3 nwn Lease Paymentstobe Received Four Years
LeasePaymentstobeReceivedFourYears
14605000 usd
CY2024Q3 us-gaap Lessor Operating Lease Payments To Be Received Four Years
LessorOperatingLeasePaymentsToBeReceivedFourYears
58000 usd
CY2024Q3 nwn Lease Paymentstobe Received Five Years
LeasePaymentstobeReceivedFiveYears
14041000 usd
CY2024Q3 us-gaap Lessor Operating Lease Payments To Be Received Thereafter
LessorOperatingLeasePaymentsToBeReceivedThereafter
800000 usd
CY2024Q3 nwn Lease Paymentstobe Received Thereafter
LeasePaymentstobeReceivedThereafter
209116000 usd
CY2024Q3 us-gaap Lessor Operating Lease Payments To Be Received
LessorOperatingLeasePaymentsToBeReceived
1898000 usd
CY2024Q3 nwn Lease Paymentstobe Received
LeasePaymentstobeReceived
272818000 usd
CY2024Q3 us-gaap Residual Value Of Leased Asset
ResidualValueOfLeasedAsset
5900000 usd
CY2023Q3 us-gaap Residual Value Of Leased Asset
ResidualValueOfLeasedAsset
5400000 usd
CY2023Q4 us-gaap Residual Value Of Leased Asset
ResidualValueOfLeasedAsset
5500000 usd
CY2024Q3 nwn Lessee Operating Lease Maximum Term Of Short Term Leases Not Recorded On The Balance Sheet
LesseeOperatingLeaseMaximumTermOfShortTermLeasesNotRecordedOnTheBalanceSheet
P12M
CY2024Q3 us-gaap Operating Lease Expense
OperatingLeaseExpense
1953000 usd
CY2023Q3 us-gaap Operating Lease Expense
OperatingLeaseExpense
1868000 usd
us-gaap Operating Lease Expense
OperatingLeaseExpense
5781000 usd
us-gaap Operating Lease Expense
OperatingLeaseExpense
5513000 usd
CY2024Q3 nwn Short Term Lease Benefit Expense
ShortTermLeaseBenefitExpense
-22000 usd
CY2023Q3 us-gaap Short Term Lease Cost
ShortTermLeaseCost
198000 usd
us-gaap Short Term Lease Cost
ShortTermLeaseCost
443000 usd
us-gaap Short Term Lease Cost
ShortTermLeaseCost
556000 usd
CY2024Q3 us-gaap Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
76530000 usd
us-gaap Operating Lease Payments
OperatingLeasePayments
5644000 usd
us-gaap Operating Lease Payments
OperatingLeasePayments
5506000 usd
us-gaap Finance Lease Principal Payments
FinanceLeasePrincipalPayments
325000 usd
us-gaap Finance Lease Principal Payments
FinanceLeasePrincipalPayments
369000 usd
us-gaap Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
347000 usd
us-gaap Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
81000 usd
us-gaap Right Of Use Asset Obtained In Exchange For Finance Lease Liability
RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability
325000 usd
us-gaap Right Of Use Asset Obtained In Exchange For Finance Lease Liability
RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability
470000 usd
CY2024Q3 us-gaap Finance Lease Liability
FinanceLeaseLiability
0 usd
CY2024Q3 us-gaap Finance Lease Right Of Use Asset
FinanceLeaseRightOfUseAsset
2900000 usd
CY2023Q3 us-gaap Finance Lease Right Of Use Asset
FinanceLeaseRightOfUseAsset
2600000 usd
CY2023Q4 us-gaap Finance Lease Right Of Use Asset
FinanceLeaseRightOfUseAsset
2600000 usd
CY2024Q3 us-gaap Short Term Borrowings
ShortTermBorrowings
159800000 usd
CY2023Q3 us-gaap Short Term Borrowings
ShortTermBorrowings
71000000.0 usd
CY2023Q4 us-gaap Short Term Borrowings
ShortTermBorrowings
89800000 usd
nwn Commercial Paper Maximum Maturity
CommercialPaperMaximumMaturity
P39D
nwn Commercial Paper Average Maturity
CommercialPaperAverageMaturity
P25D
CY2024Q3 us-gaap Other Long Term Debt
OtherLongTermDebt
6200000 usd
CY2023Q3 us-gaap Other Long Term Debt
OtherLongTermDebt
5800000 usd
CY2023Q4 us-gaap Other Long Term Debt
OtherLongTermDebt
6600000 usd
CY2024Q3 us-gaap Debt Instrument Carrying Amount
DebtInstrumentCarryingAmount
1585900000 usd
CY2023Q3 us-gaap Debt Instrument Carrying Amount
DebtInstrumentCarryingAmount
1625500000 usd
CY2023Q4 us-gaap Debt Instrument Carrying Amount
DebtInstrumentCarryingAmount
1586300000 usd
CY2024Q3 nwn Long Term Debt Current Maturities Gross
LongTermDebtCurrentMaturitiesGross
20800000 usd
CY2023Q3 nwn Long Term Debt Current Maturities Gross
LongTermDebtCurrentMaturitiesGross
190700000 usd
CY2023Q4 nwn Long Term Debt Current Maturities Gross
LongTermDebtCurrentMaturitiesGross
150900000 usd
CY2024Q3 us-gaap Debt Instrument Carrying Amount
DebtInstrumentCarryingAmount
1585943000 usd
CY2023Q3 us-gaap Debt Instrument Carrying Amount
DebtInstrumentCarryingAmount
1625545000 usd
CY2024Q3 us-gaap Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
10147000 usd
CY2023Q3 us-gaap Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
10245000 usd
CY2023Q4 us-gaap Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
10044000 usd
CY2024Q3 us-gaap Long Term Debt
LongTermDebt
1575796000 usd
CY2023Q3 us-gaap Long Term Debt
LongTermDebt
1615300000 usd
CY2023Q4 us-gaap Long Term Debt
LongTermDebt
1576300000 usd
CY2024Q3 us-gaap Debt Instrument Fair Value
DebtInstrumentFairValue
1475461000 usd
CY2023Q3 us-gaap Debt Instrument Fair Value
DebtInstrumentFairValue
1385144000 usd
CY2023Q4 us-gaap Debt Instrument Fair Value
DebtInstrumentFairValue
1447941000 usd
us-gaap Pension And Other Postretirement Benefit Contributions
PensionAndOtherPostretirementBenefitContributions
17900000 usd
us-gaap Pension And Other Postretirement Benefit Contributions
PensionAndOtherPostretirementBenefitContributions
0 usd
CY2024Q3 us-gaap Defined Benefit Plan Expected Future Employer Contributions Remainder Of Fiscal Year
DefinedBenefitPlanExpectedFutureEmployerContributionsRemainderOfFiscalYear
2600000 usd
us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
8500000 usd
us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
8000000.0 usd
CY2024Q3 us-gaap Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
-7867000 usd
CY2023Q3 us-gaap Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
-6716000 usd
CY2024Q3 us-gaap Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
-3219000 usd
CY2023Q3 us-gaap Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
-2742000 usd
CY2024Q3 nwn Other Tax Expense Benefitdifferencestobeflowedthroughbyregulatorycommissions
OtherTaxExpenseBenefitdifferencestobeflowedthroughbyregulatorycommissions
677000 usd
CY2023Q3 nwn Other Tax Expense Benefitdifferencestobeflowedthroughbyregulatorycommissions
OtherTaxExpenseBenefitdifferencestobeflowedthroughbyregulatorycommissions
1015000 usd
CY2024Q3 us-gaap Income Tax Reconciliation Other Adjustments
IncomeTaxReconciliationOtherAdjustments
114000 usd
CY2023Q3 us-gaap Income Tax Reconciliation Other Adjustments
IncomeTaxReconciliationOtherAdjustments
151000 usd
CY2024Q3 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
-10295000 usd
CY2023Q3 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
-8292000 usd
CY2024Q3 us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.275
CY2023Q3 us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.259
us-gaap Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
9891000 usd
us-gaap Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
13928000 usd
us-gaap Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
4013000 usd
us-gaap Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
5618000 usd
nwn Other Tax Expense Benefitdifferencestobeflowedthroughbyregulatorycommissions
OtherTaxExpenseBenefitdifferencestobeflowedthroughbyregulatorycommissions
-795000 usd
nwn Other Tax Expense Benefitdifferencestobeflowedthroughbyregulatorycommissions
OtherTaxExpenseBenefitdifferencestobeflowedthroughbyregulatorycommissions
-2055000 usd
us-gaap Income Tax Reconciliation Other Adjustments
IncomeTaxReconciliationOtherAdjustments
123000 usd
us-gaap Income Tax Reconciliation Other Adjustments
IncomeTaxReconciliationOtherAdjustments
-393000 usd
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
13232000 usd
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
17098000 usd
us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.281
us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.258
CY2024Q3 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
3612341000 usd
CY2023Q3 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
3278634000 usd
CY2023Q4 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
3358054000 usd
CY2024Q3 us-gaap Life Insurance Corporate Or Bank Owned Amount
LifeInsuranceCorporateOrBankOwnedAmount
45447000 usd
CY2023Q3 us-gaap Life Insurance Corporate Or Bank Owned Amount
LifeInsuranceCorporateOrBankOwnedAmount
46870000 usd
CY2023Q4 us-gaap Life Insurance Corporate Or Bank Owned Amount
LifeInsuranceCorporateOrBankOwnedAmount
45713000 usd
CY2024Q3 us-gaap Inventory Gas In Storage Underground Noncurrent
InventoryGasInStorageUndergroundNoncurrent
18866000 usd
CY2023Q3 us-gaap Inventory Gas In Storage Underground Noncurrent
InventoryGasInStorageUndergroundNoncurrent
21439000 usd
CY2023Q4 us-gaap Inventory Gas In Storage Underground Noncurrent
InventoryGasInStorageUndergroundNoncurrent
20893000 usd
CY2024Q3 us-gaap Equity Method Investment Aggregate Cost
EquityMethodInvestmentAggregateCost
18165000 usd
CY2023Q3 us-gaap Equity Method Investment Aggregate Cost
EquityMethodInvestmentAggregateCost
36253000 usd
CY2023Q4 us-gaap Equity Method Investment Aggregate Cost
EquityMethodInvestmentAggregateCost
36345000 usd
CY2024Q3 us-gaap Other Long Term Investments
OtherLongTermInvestments
82478000 usd
CY2023Q3 us-gaap Other Long Term Investments
OtherLongTermInvestments
104562000 usd
CY2023Q4 us-gaap Other Long Term Investments
OtherLongTermInvestments
102951000 usd
CY2024Q3 nwn Total Cumulative Gas Reserves Investment
TotalCumulativeGasReservesInvestment
188000000 usd
CY2024Q3 nwn Deferred Taxes Related To Gas Reserves
DeferredTaxesRelatedToGasReserves
3100000 usd
CY2023Q3 nwn Deferred Taxes Related To Gas Reserves
DeferredTaxesRelatedToGasReserves
4400000 usd
CY2023Q4 nwn Deferred Taxes Related To Gas Reserves
DeferredTaxesRelatedToGasReserves
4000000.0 usd
CY2024Q3 us-gaap Deferred Gas Cost
DeferredGasCost
2700000 usd
CY2023Q3 us-gaap Deferred Gas Cost
DeferredGasCost
2400000 usd
CY2023Q4 us-gaap Deferred Gas Cost
DeferredGasCost
2300000 usd
CY2023 us-gaap Number Of Businesses Acquired
NumberOfBusinessesAcquired
5 numberofconnections
CY2023 us-gaap Business Combination Consideration Transferred1
BusinessCombinationConsiderationTransferred1
22800000 usd
CY2024Q3 us-gaap Goodwill
Goodwill
181400000 usd
CY2023Q3 us-gaap Goodwill
Goodwill
152400000 usd
CY2023Q4 us-gaap Goodwill
Goodwill
163300000 usd
us-gaap Goodwill Impairment Loss
GoodwillImpairmentLoss
0 usd
CY2024Q3 us-gaap Derivative Credit Risk Valuation Adjustment Derivative Liabilities
DerivativeCreditRiskValuationAdjustmentDerivativeLiabilities
300000 usd
CY2024Q3 us-gaap Derivative Fair Value Of Derivative Net
DerivativeFairValueOfDerivativeNet
-75900000 usd
CY2023Q3 us-gaap Derivative Fair Value Of Derivative Net
DerivativeFairValueOfDerivativeNet
-38000000.0 usd
CY2023Q4 us-gaap Derivative Fair Value Of Derivative Net
DerivativeFairValueOfDerivativeNet
-115200000 usd
CY2024Q3 us-gaap Aoci Loss Cash Flow Hedge Cumulative Gain Loss After Tax
AociLossCashFlowHedgeCumulativeGainLossAfterTax
-200000 usd
CY2023Q3 us-gaap Aoci Loss Cash Flow Hedge Cumulative Gain Loss After Tax
AociLossCashFlowHedgeCumulativeGainLossAfterTax
1100000 usd
CY2023Q4 us-gaap Aoci Loss Cash Flow Hedge Cumulative Gain Loss After Tax
AociLossCashFlowHedgeCumulativeGainLossAfterTax
200000 usd
nwn Increase Decrease In Rng Facility Prepaid Operating Assets
IncreaseDecreaseInRNGFacilityPrepaidOperatingAssets
26000000.0 usd
CY2024Q3 us-gaap Unrecorded Unconditional Purchase Obligation Due In Remainder Of Fiscal Year
UnrecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear
400000 usd
CY2024Q3 us-gaap Unrecorded Unconditional Purchase Obligation Balance On First Anniversary
UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary
18900000 usd
CY2024Q3 us-gaap Unrecorded Unconditional Purchase Obligation Balance On Second Anniversary
UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary
18900000 usd
CY2024Q3 us-gaap Unrecorded Unconditional Purchase Obligation Balance On Third Anniversary
UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary
22800000 usd
CY2024Q3 us-gaap Unrecorded Unconditional Purchase Obligation Balance On Fourth Anniversary
UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary
22800000 usd
CY2024Q3 us-gaap Unrecorded Unconditional Purchase Obligation Due After Five Years
UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears
556500000 usd
nwn Guarantor Obligations Percent Of Contracted Therms
GuarantorObligationsPercentOfContractedTherms
0.75
nwn Guarantor Obligations Percent Of Contracted Therms
GuarantorObligationsPercentOfContractedTherms
0.75
CY2024Q3 us-gaap Accrued Environmental Loss Contingencies Current
AccruedEnvironmentalLossContingenciesCurrent
22884000 usd
CY2023Q3 us-gaap Accrued Environmental Loss Contingencies Current
AccruedEnvironmentalLossContingenciesCurrent
31923000 usd
CY2023Q4 us-gaap Accrued Environmental Loss Contingencies Current
AccruedEnvironmentalLossContingenciesCurrent
32454000 usd
CY2024Q3 us-gaap Accrued Environmental Loss Contingencies Noncurrent
AccruedEnvironmentalLossContingenciesNoncurrent
82207000 usd
CY2023Q3 us-gaap Accrued Environmental Loss Contingencies Noncurrent
AccruedEnvironmentalLossContingenciesNoncurrent
84602000 usd
CY2023Q4 us-gaap Accrued Environmental Loss Contingencies Noncurrent
AccruedEnvironmentalLossContingenciesNoncurrent
89173000 usd
CY2023Q3 nwn Remediation Nonrecovery Percentage
RemediationNonrecoveryPercentage
0.033
CY2023Q4 nwn Remediation Nonrecovery Percentage
RemediationNonrecoveryPercentage
0.033
CY2024Q3 nwn Remediation Nonrecovery Percentage
RemediationNonrecoveryPercentage
0.033
nwn Annual Tariff Rider Collection
AnnualTariffRiderCollection
5000000.0 usd
nwn Annual Tariff Rider Collection
AnnualTariffRiderCollection
5000000.0 usd
nwn Annual Insurance Proceedsto Apply Against Remediation Costs
AnnualInsuranceProceedstoApplyAgainstRemediationCosts
5000000.0 usd
nwn Total Annual Remediation Expenseand Interest
TotalAnnualRemediationExpenseandInterest
10000000.0 usd
ecd Non Rule10b51 Arr Trmntd Flag
NonRule10b51ArrTrmntdFlag
false
ecd Non Rule10b51 Arr Adopted Flag
NonRule10b51ArrAdoptedFlag
false
ecd Rule10b51 Arr Trmntd Flag
Rule10b51ArrTrmntdFlag
false

Files In Submission

Name View Source Status
0001733998-24-000125-index-headers.html Edgar Link pending
0001733998-24-000125-index.html Edgar Link pending
0001733998-24-000125.txt Edgar Link pending
0001733998-24-000125-xbrl.zip Edgar Link pending
ex10a2024q3.htm Edgar Link pending
ex10b2024q3.htm Edgar Link pending
ex10c2024q3.htm Edgar Link pending
ex3112024q3.htm Edgar Link pending
ex3122024q3.htm Edgar Link pending
ex3132024q3.htm Edgar Link pending
ex3142024q3.htm Edgar Link pending
ex3212024q3.htm Edgar Link pending
ex3222024q3.htm Edgar Link pending
Financial_Report.xlsx Edgar Link pending
image_0.jpg Edgar Link pending
MetaLinks.json Edgar Link pending
nwn-20240930.htm Edgar Link pending
nwn-20240930.xsd Edgar Link pending
nwn-20240930_g1.jpg Edgar Link pending
nwn-20240930_g2.jpg Edgar Link pending
R1.htm Edgar Link pending
R10.htm Edgar Link pending
R11.htm Edgar Link pending
R12.htm Edgar Link pending
R13.htm Edgar Link pending
R14.htm Edgar Link pending
R15.htm Edgar Link pending
R16.htm Edgar Link pending
R17.htm Edgar Link pending
R18.htm Edgar Link pending
R19.htm Edgar Link pending
R2.htm Edgar Link pending
R20.htm Edgar Link pending
R21.htm Edgar Link pending
R22.htm Edgar Link pending
R23.htm Edgar Link pending
R24.htm Edgar Link pending
R25.htm Edgar Link pending
R26.htm Edgar Link pending
R27.htm Edgar Link pending
R28.htm Edgar Link pending
R29.htm Edgar Link pending
R3.htm Edgar Link pending
R30.htm Edgar Link pending
R31.htm Edgar Link pending
R32.htm Edgar Link pending
R33.htm Edgar Link pending
nwn-20240930_cal.xml Edgar Link unprocessable
nwn-20240930_lab.xml Edgar Link unprocessable
nwn-20240930_pre.xml Edgar Link unprocessable
nwn-20240930_htm.xml Edgar Link completed
R34.htm Edgar Link pending
R35.htm Edgar Link pending
R36.htm Edgar Link pending
R37.htm Edgar Link pending
R38.htm Edgar Link pending
R39.htm Edgar Link pending
R4.htm Edgar Link pending
R40.htm Edgar Link pending
R41.htm Edgar Link pending
R42.htm Edgar Link pending
R43.htm Edgar Link pending
R44.htm Edgar Link pending
R45.htm Edgar Link pending
R46.htm Edgar Link pending
R47.htm Edgar Link pending
R48.htm Edgar Link pending
R49.htm Edgar Link pending
R5.htm Edgar Link pending
R50.htm Edgar Link pending
R51.htm Edgar Link pending
R52.htm Edgar Link pending
R53.htm Edgar Link pending
R54.htm Edgar Link pending
R55.htm Edgar Link pending
R56.htm Edgar Link pending
R57.htm Edgar Link pending
R58.htm Edgar Link pending
R59.htm Edgar Link pending
R6.htm Edgar Link pending
R60.htm Edgar Link pending
R61.htm Edgar Link pending
R62.htm Edgar Link pending
R63.htm Edgar Link pending
R64.htm Edgar Link pending
R65.htm Edgar Link pending
R66.htm Edgar Link pending
R67.htm Edgar Link pending
R68.htm Edgar Link pending
R69.htm Edgar Link pending
R7.htm Edgar Link pending
R70.htm Edgar Link pending
R71.htm Edgar Link pending
R72.htm Edgar Link pending
R73.htm Edgar Link pending
R74.htm Edgar Link pending
R75.htm Edgar Link pending
R8.htm Edgar Link pending
R9.htm Edgar Link pending
report.css Edgar Link pending
Show.js Edgar Link pending
FilingSummary.xml Edgar Link unprocessable
nwn-20240930_def.xml Edgar Link unprocessable