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Debt - Outstanding Debt (Details) - USD ($) $ in Millions	Sep. 30, 2025	Jul. 31, 2025	Apr. 30, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Total outstanding debt	$ 33,248			$ 29,551
Less: Unamortized debt discount, premium and issuance costs	(649)			(275)
Total outstanding debt, net	32,599			29,276
Less: Current portion of long-term debt, net	(856)			(190)
Total long-term debt, net	$ 31,743			29,086
Senior Secured Notes \| VGLNG 2028 Notes
Debt Instrument [Line Items]
Interest rate	8.125%
Total outstanding debt	$ 2,250			2,250
Senior Secured Notes \| VGLNG 2029 Notes
Debt Instrument [Line Items]
Interest rate	9.50%
Total outstanding debt	$ 3,000			3,000
Issue price, percentage of par	100.167%
Senior Secured Notes \| VGLNG 2030 Notes
Debt Instrument [Line Items]
Interest rate	7.00%
Total outstanding debt	$ 1,500			1,500
Senior Secured Notes \| VGLNG 2031 Notes
Debt Instrument [Line Items]
Interest rate	8.375%
Total outstanding debt	$ 2,250			2,250
Senior Secured Notes \| VGLNG 2032 Notes
Debt Instrument [Line Items]
Interest rate	9.875%
Total outstanding debt	$ 2,000			2,000
Issue price, percentage of par	99.661%
Senior Secured Notes \| VGCP 2029 Notes
Debt Instrument [Line Items]
Interest rate	3.875%
Total outstanding debt	$ 1,250			1,250
Senior Secured Notes \| VGCP 2030 Notes
Debt Instrument [Line Items]
Interest rate	6.25%
Total outstanding debt	$ 1,000			1,000
Senior Secured Notes \| VGCP 2031 Notes
Debt Instrument [Line Items]
Interest rate	4.125%
Total outstanding debt	$ 1,250			1,250
Senior Secured Notes \| VGCP 2033 Notes
Debt Instrument [Line Items]
Interest rate	3.875%
Total outstanding debt	$ 1,250			1,250
Senior Secured Notes \| VGPL 2033 Notes
Debt Instrument [Line Items]
Interest rate	7.50%		7.50%
Total outstanding debt	$ 1,250			0
Senior Secured Notes \| VGPL 2034 Notes
Debt Instrument [Line Items]
Interest rate	6.50%	6.50%
Total outstanding debt	$ 2,000			0
Senior Secured Notes \| VGPL 2035 Notes
Debt Instrument [Line Items]
Interest rate	7.75%		7.75%
Total outstanding debt	$ 1,250			0
Senior Secured Notes \| VGPL 2036 Notes
Debt Instrument [Line Items]
Interest rate	6.75%	6.75%
Total outstanding debt	$ 2,000			0
Other fixed rate debt
Debt Instrument [Line Items]
Interest rate	7.60%
Total outstanding debt	$ 84			84
Line of Credit \| CP2 Holdings EBL Facilities
Debt Instrument [Line Items]
Total outstanding debt	3,000			0
Line of Credit \| Term Loan \| Calcasieu Pass Credit Facilities
Debt Instrument [Line Items]
Total outstanding debt	855			997
Line of Credit \| Term Loan \| Plaquemines Credit Facilities
Debt Instrument [Line Items]
Total outstanding debt	5,701			12,635
Line of Credit \| Term Loan \| CP2 Credit Facilities
Debt Instrument [Line Items]
Total outstanding debt	100			0
Line of Credit \| Working Capital Facility \| Plaquemines Credit Facilities
Debt Instrument [Line Items]
Total outstanding debt	154			85
Line of Credit \| Blackfin TLA Facility \| Blackfin Credit Facilities
Debt Instrument [Line Items]
Total outstanding debt	54			0
Line of Credit \| Blackfin TLB Facility \| Blackfin Credit Facilities
Debt Instrument [Line Items]
Total outstanding debt	$ 1,050			$ 0
Issue price, percentage of par	99.50%