| Income Statement | 2026-03-31 | 2025-12-31 | 2025-09-30 | |
|---|---|---|---|---|
| Total operating expenses | NaN | NaN | 177,151 | |
| Operating revenues-Northwest Natural Gas Company | NaN | NaN | 127,225 | |
| Cost of gas | NaN | NaN | 32,188 | |
| Operations and maintenance | NaN | NaN | 62,739 | |
| Environmental remediation | NaN | NaN | 1,247 | |
| General taxes | NaN | NaN | 11,190 | |
| Revenue taxes | NaN | NaN | 5,238 | |
| Depreciation | NaN | NaN | 37,626 | |
| Other operating expenses | NaN | NaN | 440 | |
| Total operating expenses-Northwest Natural Gas Company | NaN | NaN | 150,668 | |
| Operating revenues | NaN | NaN | 164,728 | |
| Income (loss) from operations | NaN | NaN | -12,423 | |
| Other income (expense), net | NaN | NaN | 929 | |
| Interest expense, net | NaN | NaN | -30,435 | |
| Total operating expenses | NaN | NaN | 177,151 | |
| Operating revenues-Northwest Natural Gas Company | NaN | NaN | 127,225 | |
| Cost of gas | NaN | NaN | 32,188 | |
| Operations and maintenance | NaN | NaN | 62,739 | |
| Environmental remediation | NaN | NaN | 1,247 | |
| General taxes | NaN | NaN | 11,190 | |
| Revenue taxes | NaN | NaN | 5,238 | |
| Depreciation | NaN | NaN | 37,626 | |
| Other operating expenses | NaN | NaN | 440 | |
| Total operating expenses-Northwest Natural Gas Company | NaN | NaN | 150,668 | |
| Operating revenues | NaN | NaN | 164,728 | |
| Income (loss) from operations-Northwest Natural Gas Company | NaN | NaN | -23,443 | |
| Other income (expense), net-Northwest Natural Gas Company | NaN | NaN | 9 | |
| Interest expense, net-Northwest Natural Gas Company | NaN | NaN | -14,720 | |
| Income (loss) before income taxes | NaN | NaN | -41,929 | |
| Total operating expenses | NaN | NaN | 177,151 | |
| Operating revenues-Northwest Natural Gas Company | NaN | NaN | 127,225 | |
| Cost of gas | NaN | NaN | 32,188 | |
| Operations and maintenance | NaN | NaN | 62,739 | |
| Environmental remediation | NaN | NaN | 1,247 | |
| General taxes | NaN | NaN | 11,190 | |
| Revenue taxes | NaN | NaN | 5,238 | |
| Depreciation | NaN | NaN | 37,626 | |
| Other operating expenses | NaN | NaN | 440 | |
| Total operating expenses-Northwest Natural Gas Company | NaN | NaN | 150,668 | |
| Operating revenues | NaN | NaN | 164,728 | |
| Income (loss) from operations | NaN | NaN | -23,443 | |
| Other income (expense), net | NaN | NaN | 9 | |
| Operating revenues-Northwest Natural Gas Company | NaN | NaN | 127,225 | |
| Cost of gas | NaN | NaN | 32,188 | |
| Operations and maintenance | NaN | NaN | 62,739 | |
| Environmental remediation | NaN | NaN | 1,247 | |
| Interest expense, net | NaN | NaN | -14,720 | |
| General taxes | NaN | NaN | 11,190 | |
| Income (loss) before income taxes-Northwest Natural Gas Company | NaN | NaN | -38,154 | |
| Revenue taxes | NaN | NaN | 5,238 | |
| Income tax (benefit) expense | NaN | NaN | -12,039 | |
| Depreciation | NaN | NaN | 37,626 | |
| Income tax (benefit) expense-Northwest Natural Gas Company | NaN | NaN | -11,074 | |
| Other operating expenses | NaN | NaN | 440 | |
| Net income (loss)-Northwest Natural Gas Company | NaN | NaN | -27,080 | |
| Total operating expenses-Northwest Natural Gas Company | NaN | NaN | 150,668 | |
| Change in employee benefit plan liability, net of taxes of and 58 for three months ended and and 9 for the nine months ended september30, 2025 and 2024, respectively-Northwest Natural Gas Company | NaN | NaN | 0 | |
| Amortization of non-qualified employee benefit plan liability, net of taxes and 54 for the three months ended and 49 and 155 for the nine months ended september30, 2025 and 2024, respectively-Northwest Natural Gas Company | NaN | NaN | 200 | |
| Total operating expenses | NaN | NaN | 177,151 | |
| Operating revenues | 490,403 | 300,847* | 164,728 | |
| Operating revenues-Northwest Natural Gas Company | NaN | NaN | 127,225 | |
| Cost of gas | 158,149 | -13,322* | 32,188 | |
| Operations and maintenance | 83,109 | 139,148* | 62,739 | |
| Environmental remediation | 6,325 | 10,882* | 1,247 | |
| General taxes | 16,343 | 18,476* | 11,190 | |
| Revenue taxes | 18,100 | 32,451* | 5,238 | |
| Depreciation | NaN | NaN | 37,626 | |
| Other operating expenses | NaN | NaN | 440 | |
| Depreciation | 44,134 | 44,006* | NaN | |
| Total operating expenses-Northwest Natural Gas Company | NaN | NaN | 150,668 | |
| Other operating expenses | 1,375 | 1,210* | NaN | |
| Operating revenues | NaN | NaN | 164,728 | |
| Total operating expenses | 327,535 | 232,851* | 177,151 | |
| Income from operations | 162,868 | 67,996* | -12,423 | |
| Other income (expense), net | 512 | -1,319* | 929 | |
| Interest expense, net | -33,352 | -32,768* | -30,435 | |
| Total operating expenses | NaN | NaN | 177,151 | |
| Operating revenues-Northwest Natural Gas Company | NaN | NaN | 127,225 | |
| Cost of gas | NaN | NaN | 32,188 | |
| Operations and maintenance | NaN | NaN | 62,739 | |
| Environmental remediation | NaN | NaN | 1,247 | |
| General taxes | NaN | NaN | 11,190 | |
| Revenue taxes | NaN | NaN | 5,238 | |
| Depreciation | NaN | NaN | 37,626 | |
| Other operating expenses | NaN | NaN | 440 | |
| Total operating expenses-Northwest Natural Gas Company | NaN | NaN | 150,668 | |
| Operating revenues | NaN | NaN | 164,728 | |
| Income (loss) from operations | NaN | NaN | -23,443 | |
| Income (loss) from operations-Northwest Natural Gas Company | NaN | NaN | -23,443 | |
| Other income (expense), net | NaN | NaN | 9 | |
| Other income (expense), net-Northwest Natural Gas Company | NaN | NaN | 9 | |
| Interest expense, net | NaN | NaN | -14,720 | |
| Interest expense, net-Northwest Natural Gas Company | NaN | NaN | -14,720 | |
| Income (loss) before income taxes-Northwest Natural Gas Company | NaN | NaN | -38,154 | |
| Income before income taxes | 130,028 | 33,908* | -41,929 | |
| Income tax expense | 32,539 | 7,627* | -12,039 | |
| Income tax (benefit) expense-Northwest Natural Gas Company | NaN | NaN | -11,074 | |
| Net income | 97,489 | 26,281* | -29,890 | |
| Change in employee benefit plan liability, net of taxes of (241) for 2025, 40 for 2024, and 443 for 2023 | NaN | 670* | 0 | |
| Amortization of non-qualified employee benefit plan liability, net of taxes 33 and 25 for the three months ended march31, 2026 and 2025, respectively | 91 | 1,115* | 200 | |
| Unrealized loss (gain) on interest rate swaps, net of taxes and 47 for the three months ended march31, 2026 and 2025, respectively | 30 | 61* | -40 | |
| Comprehensive income | 97,610 | 28,126 | -29,730 | |
| Basic EPS | 2.34 | 0.683 | -0.73 | |
| Diluted EPS | 2.33 | 0.68 | -0.73 | |
| Basic Average Shares | 41,708,000 | 41,164,000 | 41,184,000 | |
| Diluted Average Shares | 41,816,000 | 41,371,000 | 41,184,000 | |
Northwest Natural Holding Co (NWN)
Northwest Natural Holding Co (NWN)