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Revenues
 3 Months Ended
Mar. 31, 2023
Revenue from Contract with Customer [Abstract]  
Revenues
Revenue is classified by the type of goods/services rendered and market/customer type. Xcel Energy’s operating revenues consisted of the following:
Three Months Ended March 31, 2023
(Millions of Dollars)ElectricNatural GasAll OtherTotal
Major revenue types
Revenue from contracts with customers:
Residential$875 $789 $13 $1,677 
C&I1,352 423 12 1,787 
Other36 — 1 37 
Total retail2,263 1,212 26 3,501 
Wholesale224 — — 224 
Transmission163 — — 163 
Other9 48 — 57 
Total revenue from contracts with customers2,659 1,260 26 3,945 
Alternative revenue and other104 28 3 135 
Total revenues$2,763 $1,288 $29 $4,080 
Three Months Ended March 31, 2022
(Millions of Dollars)ElectricNatural GasAll OtherTotal
Major revenue types
Revenue from contracts with customers:
Residential$817 $663 $9 $1,489 
C&I1,235 356 2 1,593 
Other32 — 14 46 
Total retail2,084 1,019 25 3,128 
Wholesale259 — — 259 
Transmission152 — — 152 
Other23 45 — 68 
Total revenue from contracts with customers2,518 1,064 25 3,607 
Alternative revenue and other115 26 3 144 
Total revenues$2,633 $1,090 $28 $3,751