CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS, UTILITY - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Cash Flows from Operating Activities
Net Income	$ 572.0	$ 478.0
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, amortization, and decommissioning	1,077.0	972.0
Bad debt expense	139.0	43.0
Allowance for equity funds used during construction	(41.0)	(42.0)
Deferred income taxes and tax credits, net	(163.0)	(16.0)
Wildfire Fund expense	117.0	118.0
Other	(6.0)	148.0
Effect of changes in operating assets and liabilities:
Accounts receivable	826.0	543.0
Wildfire-related insurance receivable	51.0	43.0
Inventories	7.0	(22.0)
Accounts payable	303.0	217.0
Wildfire-related claims	(396.0)	(631.0)
Other current assets and liabilities	(239.0)	(113.0)
Regulatory assets, liabilities, and balancing accounts, net	(1,069.0)	63.0
Other noncurrent assets and liabilities	7.0	(140.0)
Net cash provided by operating activities	1,185.0	1,661.0
Cash Flows from Investing Activities
Capital expenditures	(2,288.0)	(2,310.0)
Proceeds from sales and maturities of nuclear decommissioning trust investments	277.0	421.0
Purchases of nuclear decommissioning trust investments	(303.0)	(447.0)
Proceeds from sales and maturities of customer credit trust investments	169.0	0.0
Other	5.0	6.0
Net cash used in investing activities	(2,140.0)	(2,330.0)
Cash Flows from Financing Activities
Borrowings under credit facilities	4,071.0	1,406.0
Repayments under credit facilities	(4,785.0)	(3,151.0)
Proceeds from issuance of long-term debt, net of premium, discount and issuance costs of $27 and $21 at respective dates	2,223.0	2,379.0
Other	(65.0)	11.0
Net cash provided by financing activities	1,423.0	638.0
Net change in cash, cash equivalents, and restricted cash	468.0	(31.0)
Cash, cash equivalents, and restricted cash at January 1	947.0	307.0
Cash, cash equivalents, and restricted cash at March 31	1,415.0	276.0
Less: Restricted cash and restricted cash equivalents	(387.0)	(29.0)
Cash and cash equivalents at March 31	1,028.0	247.0
Supplemental disclosures of cash flow information
Interest, net of amounts capitalized	(598.0)	(519.0)
Supplemental disclosures of noncash investing and financing activities
Capital expenditures financed through accounts payable	664.0	975.0
Operating lease liabilities arising from obtaining right-of-use assets	195.0	0.0
Forgiveness of DWR loan for performance-based disbursements earned	33.0	0.0
Series 2022-A Recovery Bonds
Cash Flows from Financing Activities
Repayments of recovery bonds	(14.0)	0.0
Pacific Gas & Electric Co (Utility)
Cash Flows from Operating Activities
Net Income	626.0	530.0
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, amortization, and decommissioning	1,077.0	972.0
Bad debt expense	139.0	43.0
Allowance for equity funds used during construction	(41.0)	(42.0)
Deferred income taxes and tax credits, net	(129.0)	(2.0)
Wildfire Fund expense	117.0	118.0
Other	42.0	140.0
Effect of changes in operating assets and liabilities:
Accounts receivable	765.0	536.0
Wildfire-related insurance receivable	51.0	43.0
Inventories	7.0	(22.0)
Accounts payable	278.0	215.0
Wildfire-related claims	(396.0)	(631.0)
Other current assets and liabilities	(217.0)	(83.0)
Regulatory assets, liabilities, and balancing accounts, net	(1,069.0)	63.0
Other noncurrent assets and liabilities	12.0	(148.0)
Net cash provided by operating activities	1,262.0	1,732.0
Cash Flows from Investing Activities
Capital expenditures	(2,288.0)	(2,310.0)
Proceeds from sales and maturities of nuclear decommissioning trust investments	277.0	421.0
Purchases of nuclear decommissioning trust investments	(303.0)	(447.0)
Proceeds from sales and maturities of customer credit trust investments	169.0	0.0
Other	5.0	6.0
Net cash used in investing activities	(2,140.0)	(2,330.0)
Cash Flows from Financing Activities
Borrowings under credit facilities	4,071.0	1,406.0
Repayments under credit facilities	(4,785.0)	(3,151.0)
Proceeds from issuance of long-term debt, net of premium, discount and issuance costs of $27 and $21 at respective dates	2,223.0	2,379.0
Preferred stock dividends paid	(3.0)	0.0
Common stock dividends paid	(425.0)	0.0
Equity contribution from PG&E Corporation	310.0	0.0
Other	(63.0)	11.0
Net cash provided by financing activities	1,314.0	645.0
Net change in cash, cash equivalents, and restricted cash	436.0	47.0
Cash, cash equivalents, and restricted cash at January 1	822.0	181.0
Cash, cash equivalents, and restricted cash at March 31	1,258.0	228.0
Less: Restricted cash and restricted cash equivalents	(387.0)	(29.0)
Cash and cash equivalents at March 31	871.0	199.0
Supplemental disclosures of cash flow information
Interest, net of amounts capitalized	(495.0)	(444.0)
Supplemental disclosures of noncash investing and financing activities
Capital expenditures financed through accounts payable	664.0	975.0
Operating lease liabilities arising from obtaining right-of-use assets	195.0	0.0
Forgiveness of DWR loan for performance-based disbursements earned	33.0	0.0
Pacific Gas & Electric Co (Utility) | Series 2022-A Recovery Bonds
Cash Flows from Financing Activities
Repayments of recovery bonds	$ (14.0)	$ 0.0