Segment Information

3 Months Ended

Mar. 31, 2022

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

The following table presents summary financial information concerning the reportable segment and other.

	Three Months Ended March 31,
In thousands	NGD		Other (NW Natural)		NW Natural		Other (NW Holdings)		NW Holdings
2022
Operating revenues	$	341,398	$	5,226	$	346,624	$	3,677	$	350,301
Depreciation	27,373		264		27,637		792		28,429
Income (loss) from operations	85,663		2,888		88,551		(913)		87,638
Net income (loss)	55,390		2,026		57,416		(1,177)		56,239
Capital expenditures	64,280		37		64,317		4,197		68,514
Total assets at March 31, 2022	3,835,222		51,598		3,886,820		167,814		4,054,634
2021
Operating revenues	$	301,338	$	11,012	$	312,350	$	3,596	$	315,946
Depreciation	26,913		256		27,169		928		28,097
Income (loss) from operations	86,487		8,631		95,118		(412)		94,706
Net income (loss)	53,925		6,186		60,111		(594)		59,517
Capital expenditures	63,992		106		64,098		1,604		65,702
Total assets at March 31, 2021	3,570,153		49,415		3,619,568		139,057		3,758,625
Total assets at December 31, 2021	3,846,112		52,260		3,898,372		166,232		4,064,604

NGD Margin

The following table presents additional segment information concerning NGD margin:

	Three Months Ended March 31,
In thousands	2022		2021
NGD margin calculation:
NGD distribution revenues	$	336,487	$	296,553
Other regulated services	4,911		4,785
Total NGD operating revenues	341,398		301,338
Less: NGD cost of gas	145,644		112,266
Environmental remediation	4,698		3,777
Revenue taxes	13,324		12,655
NGD margin	$	177,732	$	172,640