v3.24.2.u1
Derivative Instruments
 6 Months Ended
Jun. 30, 2024
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Schedule of Notional Amounts of Outstanding Derivative Positions
The following table presents the absolute notional amounts related to open positions on NW Natural derivative instruments:
June 30,December 31,
In thousands202420232023
Natural gas (in therms):
Financial776,400 801,020 948,425 
Physical615,300 538,794 571,610 
Foreign exchange$10,406 $10,438 $11,926 
Income Statement Presentation of Derivative Instruments
The following table reflects the income statement presentation for the unrealized gains and losses from NW Natural's derivative instruments:
Three Months Ended June 30,
20242023
In thousandsNatural gas commodityForeign ExchangeNatural gas commodityForeign Exchange
Benefit (expense) to cost of gas$493 $17 $(11,936)$168 
Operating revenues (expense)— — — — 
Amounts deferred to regulatory accounts on balance sheet
(493)(17)11,936 (168)
Total gain (loss) in pre-tax earnings$— $— $— $— 
Six Months Ended June 30,
20242023
In thousandsNatural gas commodityForeign exchangeNatural gas commodityForeign exchange
Benefit (expense) to cost of gas$38,457 $(162)$(73,257)$181 
Operating revenues (expense)— — — — 
Amounts deferred to regulatory accounts on balance sheet(38,457)162 73,257 (181)
Total gain (loss) in pre-tax earnings$— $— $— $—