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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 810
-SubTopic 10
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-Section 50
-Paragraph 3
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-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 810
-SubTopic 10
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-Publisher FASB
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 810
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-URI https://asc.fasb.org//1943274/2147481203/810-10-50-3

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 810
-SubTopic 10
-Name Accounting Standards Codification
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-Paragraph 25
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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481231/810-10-45-25

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 860
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Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Topic 860
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Period Type:	duration

Organization and Operations - EEGH (Details) - mi		12 Months Ended
Organization and Operations - EEGH (Details) - mi	Sep. 01, 2023	Dec. 31, 2023	Dec. 31, 2022
Primary Beneficiary \| Limited Partner \| Cove Point LNG, LP
Variable Interest Entity [Line Items]
Variable interest entity, ownership percentage		75.00%	25.00%
Primary Beneficiary \| General Partner \| Cove Point LNG, LP
Variable Interest Entity [Line Items]
Variable interest entity, ownership percentage		100.00%	100.00%
EEGH \| Iroquois Gas Transmission System, L.P.
Variable Interest Entity [Line Items]
Variable interest entity, ownership percentage		50.00%
EEGH \| Primary Beneficiary \| Limited Partner \| Cove Point LNG, LP
Variable Interest Entity [Line Items]
Variable interest entity, ownership percentage	50.00%	75.00%	25.00%
EEGH \| Primary Beneficiary \| General Partner \| Cove Point LNG, LP
Variable Interest Entity [Line Items]
Variable interest entity, ownership percentage		100.00%	100.00%
EEGH \| Primary Beneficiary \| FERC \| Iroquois Gas Transmission System, L.P.
Variable Interest Entity [Line Items]
Miles of interstate natural gas transportation pipeline		416