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Balance Sheet Components Schedule of Other Asssets and Other Liabilities (Details) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Other current assets: |  |
Prepaid Expense, Current | $ 66 | $ 57
Margin Deposit Assets | 37 | 8
Assets from price risk management activities | 102 | 33
Other Assets, Current | 205 | 98
Accrued expenses and other current liabilities: |  |
Regulatory Liability, Current | 106 | 23
Accrued employee compensation and benefits | 67 | 67
Accrued interest payable | 29 | 29
Dividends payable | 40 | 38
Taxes Payable, Current | 46 | 36
Derivative, Collateral, Obligation to Return Cash | 58 | 0
Other | 111 | 129
Other Liabilities, Current | $ 457 | $ 322

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