v3.26.3
Selected Balance Sheet Data
 9 Months Ended
Sep. 30, 2026
Balance Sheet Related Disclosures [Abstract]  
Selected Balance Sheet Data
3. Selected Balance Sheet Data
(Millions of Dollars)Sept. 30, 2026Dec. 31, 2025
Accounts receivable, net
Accounts receivable$189 $169 
Less allowance for bad debts(10)(10)
Accounts receivable, net$179 $159 
(Millions of Dollars)Sept. 30, 2026Dec. 31, 2025
Inventories
Materials and supplies$84 $74 
Fuel8 10 
Total inventories$92 $84 
(Millions of Dollars)Sept. 30, 2026Dec. 31, 2025
Property, plant and equipment, net
Electric plant$13,312 $12,210 
Plant to be retired (a)
161 162 
Construction work in progress1,667 1,117 
Total property, plant and equipment15,140 13,489 
Less accumulated depreciation(3,294)(3,063)
Property, plant and equipment, net$11,846 $10,426 
(a)Amounts include Tolk Unit 1 and 2. Amounts are reported net of accumulated depreciation.