Balance Sheet Components Other Current Liabilities (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Accrued employee compensation and benefits	$ 52	$ 66
Accrued taxes payable	30	29
Accrued interest payable	46	31
Accrued dividends payable	42	42
Regulatory liabilities—current	46	234
Deposits, Wholesale	0	140
Other	105	99
Total accrued expenses and other current liabilities	$ 321	$ 641