Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Operating revenues [Abstract]
Operating revenues	$ 164,728	$ 136,934	$ 895,206	$ 782,118
Operating expenses:
Cost of gas	39,428	38,902	276,922	287,589
Operations and maintenance	76,785	63,940	239,533	202,504
Environmental remediation	1,247	1,151	9,796	9,226
General taxes	12,066	10,886	39,913	38,207
Revenue taxes	5,669	5,275	33,357	32,730
Depreciation	40,510	34,552	122,545	101,412
Other operating expenses	1,446	1,560	3,998	4,249
Total operating expenses	177,151	156,266	726,064	675,917
Income (loss) from operations	(12,423)	(19,332)	169,142	106,201
Other income (expense), net	929	930	(1,747)	(198)
Interest expense, net	30,435	19,060	90,321	58,902
Income (loss) before income taxes	(41,929)	(37,462)	77,074	47,101
Income tax (benefit) expense	(12,039)	(10,295)	21,548	13,232
Net income (loss)	(29,890)	(27,167)	55,526	33,869
Other comprehensive income (loss):
Change in employee benefit plan liability, net of taxes of $—and $58 for three months ended and $— and $9 for the nine months ended September 30, 2025 and 2024, respectively	0	(58)	0	(192)
Amortization of non-qualified employee benefit plan liability, net of taxes $(1) and $54 for the three months ended and $49 and $155 for the nine months ended September 30, 2025 and 2024, respectively	200	153	549	432
Unrealized (loss) gain on interest rate swaps, net of taxes $14 and $279 for the three months ended and $62 and $133 for the nine months ended September 30, 2025 and 2024, respectively	(40)	(775)	(171)	(371)
Comprehensive income (loss)	$ (29,730)	$ (27,847)	$ 55,904	$ 33,738
Average common shares outstanding:
Basic (in shares)	41,184	38,394	40,640	38,356
Diluted (in shares)	41,184	38,394	40,718	38,412
Earnings (loss) per share of common stock:
Basic (in dollars per share)	$ (0.73)	$ (0.71)	$ 1.37	$ 0.88
Diluted (in dollars per share)	$ (0.73)	$ (0.71)	$ 1.36	$ 0.88
NW Natural
Operating revenues [Abstract]
Operating revenues	$ 127,225	$ 121,193	$ 776,845	$ 744,156
Operating expenses:
Cost of gas	32,188	38,743	248,563	287,542
Operations and maintenance	62,739	54,777	193,544	177,037
Environmental remediation	1,247	1,151	9,796	9,226
General taxes	11,190	10,256	37,403	36,652
Revenue taxes	5,238	5,188	31,635	32,581
Depreciation	37,626	32,092	110,226	94,857
Other operating expenses	440	552	1,701	1,810
Total operating expenses	150,668	142,759	632,868	639,705
Income (loss) from operations	(23,443)	(21,566)	143,977	104,451
Other income (expense), net	9	219	(3,438)	(1,533)
Interest expense, net	14,720	15,079	45,428	46,493
Income (loss) before income taxes	(38,154)	(36,426)	95,111	56,425
Income tax (benefit) expense	(11,074)	(10,078)	26,228	15,639
Net income (loss)	(27,080)	(26,348)	68,883	40,786
Other comprehensive income (loss):
Change in employee benefit plan liability, net of taxes of $—and $58 for three months ended and $— and $9 for the nine months ended September 30, 2025 and 2024, respectively	0	(58)	0	(192)
Amortization of non-qualified employee benefit plan liability, net of taxes $(1) and $54 for the three months ended and $49 and $155 for the nine months ended September 30, 2025 and 2024, respectively	200	153	549	432
Comprehensive income (loss)	$ (26,880)	$ (26,253)	$ 69,432	$ 41,026

Northwest Natural Holding Co 10-Q