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Balance Sheet Components Balance Sheet Components Public Utility Property, Plant, and Equipment (Details) - USD ($) $ in Millions | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Property, Plant and Equipment [Line Items] |  |
Public Utilities, Property, Plant and Equipment, Generation or Processing | $ 4,436 | $ 4,749
Public Utilities, Property, Plant and Equipment, Transmission | 970 | 848
Public Utilities, Property, Plant and Equipment, Distribution | 4,136 | 3,917
Public Utilities, Property, Plant and Equipment, General | 679 | 656
Public Utilities, Property, Plant and Equipment, Intangible | 753 | 758
Public Utilities, Property, Plant and Equipment, Plant in Service | 10,974 | 10,928
Public Utilities, Property, Plant and Equipment, Accumulated Depreciation | 3,864 | 4,095
In service, net | 7,110 | 6,833
Construction work-in-progress | 429 | 328
Public Utilities, Property, Plant and Equipment, Net | $ 7,539 | $ 7,161

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Period end book value of accumulated depreciation on property, plant and equipment (PPE) that is owned by the regulated operations of the public utility. + References No definition available. + Details
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- Definition Period end amount of construction work in progress in public utility. + References No definition available. + Details
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- Definition Period end amount of property, plant and equipment (PPE) related to utility distribution. + References No definition available. + Details
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- Definition Period end amount of property, plant and equipment (PPE) related to generation or processing owned by public utility. + References No definition available. + Details
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- Definition Period end amount of total net PPE. + References No definition available. + Details
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- Definition Period end amount of total gross PPE. + References No definition available. + Details
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- Definition Period end amount of property, plant and equipment (PPE) related to utility transmission owned by public utility. + References No definition available. + Details
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