Balance Sheet Components Schedule of Other Asssets and Other Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Other current assets:
Prepaid Expense, Current	$ 68	$ 69
Margin Deposit Assets	92	116
Assets from price risk management activities	22	313
Other Assets, Current	182	498
Accrued expenses and other current liabilities:
Regulatory Liability, Current	48	234
Accrued employee compensation and benefits	74	66
Accrued interest payable	40	31
Dividends payable	51	42
Taxes Payable, Current	30	29
Derivative, Collateral, Obligation to Return Cash	5	140
Other	107	99
Other Liabilities, Current	$ 355	$ 641