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Summary of Significant Accounting and Reporting Policies - Narrative (Details) $ in Millions	1 Months Ended	9 Months Ended
	Apr. 30, 2023 USD ($) in mi	Sep. 30, 2023 USD ($) MW pipeline	Nov. 06, 2023 USD ($)	Dec. 31, 2022 USD ($)	Sep. 30, 2022 USD ($)
Property, Plant and Equipment [Line Items]
Restricted cash, current		$ 49		$ 49
Redeemable Noncontrolling Interest From Acquisition		321
Reclassified Noncontrolling Interests					$ 93
Redeemable Noncontrolling Interest From Sale		101
Reclassified Noncontrolling Interests From Contingencies					$ 105
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Pipeline Project
Property, Plant and Equipment [Line Items]
Disposal consideration	$ 203
Pipeline Length \| mi	156
Pipeline Width \| in	16
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Pipeline Project \| Noncontrolling Class B interests [Member]
Property, Plant and Equipment [Line Items]
Proceeds from sale of pipeline	$ 70
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Wind Project
Property, Plant and Equipment [Line Items]
Disposal consideration		$ 50
Wind project capacity \| MW		62
Assets held for sale, disposal				51
Liabilities, disposal				$ 1
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Wind Project \| Noncontrolling Class B interests [Member]
Property, Plant and Equipment [Line Items]
Disposal consideration		$ 45
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Texas Pipelines \| Subsequent Event
Property, Plant and Equipment [Line Items]
Disposal consideration			$ 1,815
Non Affiliated Party
Property, Plant and Equipment [Line Items]
Number of pipelines \| pipeline		1
NEP OpCo [Member]
Property, Plant and Equipment [Line Items]
Noncontrolling ownership interest		51.40%
Noncontrolling limited partner interest percentage		51.40%
NEP OpCo [Member] \| Non Affiliated Party
Property, Plant and Equipment [Line Items]
Noncontrolling ownership interest		10.00%
Noncontrolling limited partner interest percentage		10.00%
Silver State [Member]
Property, Plant and Equipment [Line Items]
Noncontrolling ownership interest		50.00%
Noncontrolling limited partner interest percentage		50.00%
Star Moon Holdings, LLC
Property, Plant and Equipment [Line Items]
Noncontrolling ownership interest		50.00%
Noncontrolling limited partner interest percentage		50.00%
Emerald Breeze Holdings
Property, Plant and Equipment [Line Items]
Noncontrolling ownership interest		51.00%
Noncontrolling limited partner interest percentage		51.00%
Sunlight Renewable Holdings
Property, Plant and Equipment [Line Items]
Noncontrolling ownership interest		33.00%
Noncontrolling limited partner interest percentage		33.00%