CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS, UTILITY - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Cash Flows from Operating Activities
Net Income	$ 1,333	$ 1,297
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, amortization, and decommissioning	2,885	2,915
Bad debt expense	552	126
Allowance for equity funds used during construction	(123)	(138)
Deferred income taxes and tax credits, net	(570)	53
Wildfire Fund expense	453	352
Other	328	541
Effect of changes in operating assets and liabilities:
Accounts receivable	112	(515)
Wildfire-related insurance receivable	356	127
Inventories	(46)	(152)
Accounts payable	331	607
Wildfire-related claims	(404)	(528)
Other current assets and liabilities	190	(551)
Regulatory assets, liabilities, and balancing accounts, net	(246)	(1,239)
Other noncurrent assets and liabilities	(881)	(183)
Net cash provided by operating activities	4,270	2,712
Cash Flows from Investing Activities
Capital expenditures	(7,101)	(7,411)
Proceeds from sales and maturities of nuclear decommissioning trust investments	1,226	2,135
Purchases of nuclear decommissioning trust investments	(1,302)	(2,129)
Proceeds from sales and maturities of customer credit trust investments	455	79
Purchases of customer credit trust investments	0	(1,017)
Other	11	25
Net cash used in investing activities	(6,711)	(8,318)
Cash Flows from Financing Activities
Borrowings under credit facilities	7,658	7,325
Repayments under credit facilities	(8,817)	(7,364)
Proceeds from issuance of long-term debt, net of premium, discount and issuance costs of $61 and $35 at respective dates	4,690	4,265
Repayments of long-term debt	(896)	(5,980)
Proceeds from issuance of SB 901 recovery bonds, net of financing fees of $0 and $36 at respective dates	0	7,464
Other	(74)	(4)
Net cash provided by financing activities	2,456	5,706
Net change in cash, cash equivalents, and restricted cash	15	100
Cash, cash equivalents, and restricted cash at January 1	947	307
Cash, cash equivalents, and restricted cash at September 30	962	407
Less: Restricted cash and restricted cash equivalents	(373)	(145)
Cash and cash equivalents at September 30	589	262
Supplemental disclosures of cash flow information
Interest, net of amounts capitalized	(1,761)	(1,295)
Supplemental disclosures of noncash investing and financing activities
Capital expenditures financed through accounts payable	1,068	1,177
Operating lease liabilities arising from obtaining right-of-use assets	269	397
Financing lease liabilities arising from obtaining right-of-use assets	52	0
Reclassification of operating lease liabilities to financing lease liabilities	913	0
Forgiveness of DWR loan for performance-based disbursements earned	102	0
Series 2022-A Recovery Bonds
Cash Flows from Financing Activities
Repayments of recovery bonds	(38)	0
SB 901 Securitization
Cash Flows from Financing Activities
Repayments of recovery bonds	(67)	0
Pacific Gas & Electric Co (Utility)
Cash Flows from Operating Activities
Net Income	1,526	1,620
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, amortization, and decommissioning	2,885	2,915
Bad debt expense	552	126
Allowance for equity funds used during construction	(123)	(138)
Deferred income taxes and tax credits, net	(499)	165
Wildfire Fund expense	453	352
Other	319	332
Effect of changes in operating assets and liabilities:
Accounts receivable	120	(514)
Wildfire-related insurance receivable	356	127
Inventories	(46)	(152)
Accounts payable	293	595
Wildfire-related claims	(404)	(528)
Other current assets and liabilities	219	(524)
Regulatory assets, liabilities, and balancing accounts, net	(246)	(1,239)
Other noncurrent assets and liabilities	(875)	(197)
Net cash provided by operating activities	4,530	2,940
Cash Flows from Investing Activities
Capital expenditures	(7,101)	(7,411)
Proceeds from sales and maturities of nuclear decommissioning trust investments	1,226	2,135
Purchases of nuclear decommissioning trust investments	(1,302)	(2,129)
Proceeds from sales and maturities of customer credit trust investments	455	79
Purchases of customer credit trust investments	0	(1,017)
Proceeds from (repayments of) intercompany note to PG&E Corporation	0	145
Other	12	25
Net cash used in investing activities	(6,710)	(8,173)
Cash Flows from Financing Activities
Borrowings under credit facilities	7,658	7,325
Repayments under credit facilities	(8,817)	(7,364)
Proceeds from issuance of long-term debt, net of premium, discount and issuance costs of $61 and $35 at respective dates	4,690	4,265
Repayments of long-term debt	(875)	(5,959)
Proceeds from issuance of SB 901 recovery bonds, net of financing fees of $0 and $36 at respective dates	0	7,464
Preferred stock dividends paid	(10)	(66)
Common stock dividends paid	(1,325)	(850)
Equity contribution from PG&E Corporation	840	427
Other	(65)	62
Net cash provided by financing activities	1,991	5,304
Net change in cash, cash equivalents, and restricted cash	(189)	71
Cash, cash equivalents, and restricted cash at January 1	822	181
Cash, cash equivalents, and restricted cash at September 30	633	252
Less: Restricted cash and restricted cash equivalents	(368)	(145)
Cash and cash equivalents at September 30	265	107
Supplemental disclosures of cash flow information
Interest, net of amounts capitalized	(1,496)	(1,100)
Supplemental disclosures of noncash investing and financing activities
Capital expenditures financed through accounts payable	1,068	1,177
Operating lease liabilities arising from obtaining right-of-use assets	269	397
Financing lease liabilities arising from obtaining right-of-use assets	52	0
Reclassification of operating lease liabilities to financing lease liabilities	913	0
Forgiveness of DWR loan for performance-based disbursements earned	102	0
Pacific Gas & Electric Co (Utility) | Series 2022-A Recovery Bonds
Cash Flows from Financing Activities
Repayments of recovery bonds	(38)	0
Pacific Gas & Electric Co (Utility) | SB 901 Securitization
Cash Flows from Financing Activities
Repayments of recovery bonds	$ (67)	$ 0