XML 31 R21.htm IDEA: XBRL DOCUMENT v3.25.2
Balance Sheet Components (Tables)
 6 Months Ended
Jun. 30, 2025
Balance Sheet Components [Abstract]  
Allowance for Credit Losses [Text Block] The following summarizes activity during 2025 in the allowance for credit losses (in millions):
Three Months Ended June 30, Six Months Ended June 30,
Balance as of beginning of period$13 $12 
Increase in provision3 6 
Amounts written off(4)(8)
Recoveries2 4 
Balance as of end of period$14 $14 
Schedule of Other Current Assets [Table Text Block]
Other current assets consist of the following (in millions):
June 30, 2025December 31, 2024
Prepaid expenses$74 $81 
Assets from price risk management activities12 32 
Margin deposits40 125 
Other current assets$126 $238 
Schedule of Public Utility Property, Plant, and Equipment [Table Text Block]
Electric utility plant, net consists of the following (in millions):     
June 30, 2025December 31, 2024
Electric utility plant in-service*
$15,202 $14,863 
Construction work-in-progress718 567 
Total cost15,920 15,430 
Less: accumulated depreciation and amortization(5,275)(5,085)
Electric utility plant, net$10,645 $10,345 

*The Seaside Battery Energy Storage System Project, with $340 million in CWIP as of June 30, 2025, was placed in-service on July 8, 2025.
Schedule of Regulatory Assets and Liabilities [Text Block]
Regulatory assets and liabilities consist of the following (in millions):
June 30, 2025December 31, 2024
CurrentNoncurrentCurrentNoncurrent
Regulatory assets:
Price risk management$100 $22 $115 $70 
Pension and other postretirement plans— 84 — 84 
Trojan decommissioning activities— 164 — 161 
February 2021 ice storm and damage13 39 14 44 
January 2024 storm and damage
— 47 — 46 
Reliability contingency events
— 95 — 90 
2020 Labor Day wildfire5 16 6 18 
Wildfire mitigation44 — 43 — 
Other26 114 27 119 
Total regulatory assets$188 $581 $205 $632 
Regulatory liabilities:
Asset retirement removal costs$— $1,221 $— $1,199 
Deferred income taxes— 173 — 179 
Clearwater RAC
31 5 — 40 
Other41 21 53 22 
Total regulatory liabilities$72 
*
$1,420 $53 
*
$1,440 
* Included in Accrued expenses and other current liabilities in the condensed consolidated balance sheets.
Other Liabilities Disclosure [Text Block]
Accrued expenses and other current liabilities consist of the following (in millions):
June 30, 2025December 31, 2024
Accrued employee compensation and benefits$65 $80 
Accrued taxes payable29 36 
Accrued interest payable53 49 
Accrued dividends payable60 57 
Regulatory liabilities—current72 53 
Margin deposits from wholesale counterparties5 5 
Other155 130 
Total accrued expenses and other current liabilities$439 $410 
Pension and Other Postretirement Benefits Disclosure [Text Block]
Components of net periodic benefit cost under the defined benefit pension plan are as follows (in millions):
Three Months Ended June 30, Six Months Ended June 30,
2025202420252024
Service cost$3 $3 $5 $5 
Interest cost*8 8 16 17 
Expected return on plan assets*(9)(10)(18)(20)
Net periodic benefit cost$2 $1 $3 $2 

* The net expense portion of non-service cost components are included in Miscellaneous income, net within Other income on the Company’s condensed consolidated statements of income and comprehensive income.