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Revenue
3 Months Ended
Jun. 30, 2023
Revenue from Contract with Customer [Abstract]  
Disaggregation of Revenue
The following tables present disaggregated revenue:

Three Months Ended June 30,
In thousandsNGDOther
(NW Natural)
NW NaturalOther
(NW Holdings)
NW Holdings
2023
Natural gas sales$215,108 $— $215,108 $— $215,108 
Gas storage revenue, net— 3,201 3,201 — 3,201 
Asset management revenue, net— 502 502 — 502 
Appliance retail center revenue— 932 932 — 932 
Other revenue732 — 732 9,511 10,243 
    Revenue from contracts with customers215,840 4,635 220,475 9,511 229,986 
Alternative revenue3,861 — 3,861 — 3,861 
Leasing revenue4,012 — 4,012 — 4,012 
    Total operating revenues$223,713 $4,635 $228,348 $9,511 $237,859 
2022
Natural gas sales$190,041 $— $190,041 $— $190,041 
Gas storage revenue, net— 3,039 3,039 — 3,039 
Asset management revenue, net— 1,142 1,142 — 1,142 
Appliance retail center revenue— 1,436 1,436 — 1,436 
Other revenue628 — 628 4,709 5,337 
    Revenue from contracts with customers190,669 5,617 196,286 4,709 200,995 
Alternative revenue(10,333)— (10,333)— (10,333)
Leasing revenue4,298 — 4,298 — 4,298 
    Total operating revenues$184,634 $5,617 $190,251 $4,709 $194,960 

Six Months Ended June 30,
In thousandsNGDOther
(NW Natural)
NW NaturalOther
(NW Holdings)
NW Holdings
2023
Natural gas sales$666,502 $— $666,502 $— $666,502 
Gas storage revenue, net— 6,000 6,000 — 6,000 
Asset management revenue, net— 3,256 3,256 — 3,256 
Appliance retail center revenue— 2,122 2,122 — 2,122 
Other revenue1,462 — 1,462 17,421 18,883 
    Revenue from contracts with customers667,964 11,378 679,342 17,421 696,763 
Alternative revenue(4,491)— (4,491)— (4,491)
Leasing revenue8,010 — 8,010 — 8,010 
    Total operating revenues$671,483 $11,378 $682,861 $17,421 $700,282 
2022
Natural gas sales$527,337 $— $527,337 $— $527,337 
Gas storage revenue, net— 5,796 5,796 — 5,796 
Asset management revenue, net— 1,894 1,894 — 1,894 
Appliance retail center revenue— 3,153 3,153 — 3,153 
Other revenue1,258 — 1,258 8,386 9,644 
    Revenue from contracts with customers528,595 10,843 539,438 8,386 547,824 
Alternative revenue(11,160)— (11,160)— (11,160)
Leasing revenue8,597 — 8,597 — 8,597 
    Total operating revenues$526,032 $10,843 $536,875 $8,386 $545,261