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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Face (par) amount of debt instrument at time of issuance.

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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.

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Debt - Train 4 LLC and Train 5 LLC Credit Agreements and Senior Secured Notes - Narrative (Details) - USD ($)	1 Months Ended
	Apr. 30, 2026	Dec. 31, 2025	Oct. 31, 2025	Sep. 30, 2025	Jun. 30, 2026
Debt Instrument [Line Items]
Total debt		$ 8,827,368,000			$ 10,335,911,000
Variable Interest Entity, Primary Beneficiary \| Train 4 LLC \| Train 4 LLC Credit Agreement
Debt Instrument [Line Items]
Total debt		357,000,000			549,000,000
Variable Interest Entity, Primary Beneficiary \| Train 4 LLC \| Train 4 LLC Credit Agreement
Debt Instrument [Line Items]
Total debt					549,000,000.0
Variable Interest Entity, Primary Beneficiary \| Train 4 LLC \| Train 4 LLC Credit Agreement \| Line of Credit
Debt Instrument [Line Items]
Total facility size				$ 3,800,000,000
Line of credit facility, commitment fee percentage				30.00%
Period after which amortization begins				90 days
Variable Interest Entity, Primary Beneficiary \| Train 4 LLC \| Train 4 LLC Credit Agreement \| Line of Credit \| Variable Rate Component One \| Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate				2.00%
Variable Interest Entity, Primary Beneficiary \| Train 4 LLC \| Train 4 LLC Credit Agreement \| Line of Credit \| Variable Rate Component One \| Base Rate
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate				1.00%
Variable Interest Entity, Primary Beneficiary \| Train 4 LLC \| Train 4 LLC Credit Agreement \| Line of Credit \| Variable Rate Component Two \| Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate				1.875%
Variable Interest Entity, Primary Beneficiary \| Train 4 LLC \| Train 4 LLC Credit Agreement \| Line of Credit \| Variable Rate Component Two \| Base Rate
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate				0.875%
Variable Interest Entity, Primary Beneficiary \| Train 4 LLC \| Train 4 LLC Credit Agreement \| Line of Credit \| Variable Rate Component Three \| Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate				1.75%
Variable Interest Entity, Primary Beneficiary \| Train 4 LLC \| Train 4 LLC Credit Agreement \| Line of Credit \| Variable Rate Component Three \| Base Rate
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate				0.75%
Variable Interest Entity, Primary Beneficiary \| Train 5 LLC \| Train 5 LLC Credit Agreement
Debt Instrument [Line Items]
Total debt					$ 0
Variable Interest Entity, Primary Beneficiary \| Train 5 LLC \| Train 5 LLC Credit Agreement \| Line of Credit
Debt Instrument [Line Items]
Total facility size			$ 3,600,000,000
Line of credit facility, commitment fee percentage			30.00%
Period after which amortization begins			90 days
Variable Interest Entity, Primary Beneficiary \| Train 5 LLC \| Train 5 LLC Credit Agreement \| Line of Credit \| Variable Rate Component One \| Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate			2.00%
Variable Interest Entity, Primary Beneficiary \| Train 5 LLC \| Train 5 LLC Credit Agreement \| Line of Credit \| Variable Rate Component One \| Base Rate
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate			1.00%
Variable Interest Entity, Primary Beneficiary \| Train 5 LLC \| Train 5 LLC Credit Agreement \| Line of Credit \| Variable Rate Component Two \| Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate			1.875%
Variable Interest Entity, Primary Beneficiary \| Train 5 LLC \| Train 5 LLC Credit Agreement \| Line of Credit \| Variable Rate Component Two \| Base Rate
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate			0.875%
Variable Interest Entity, Primary Beneficiary \| Train 5 LLC \| Train 5 LLC Credit Agreement \| Line of Credit \| Variable Rate Component Three \| Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate			1.75%
Variable Interest Entity, Primary Beneficiary \| Train 5 LLC \| Train 5 LLC Credit Agreement \| Line of Credit \| Variable Rate Component Three \| Base Rate
Debt Instrument [Line Items]
Debt Instrument, basis spread on variable rate			0.75%
Variable Interest Entity, Primary Beneficiary \| Train 5 LLC \| Train 5 LLC Credit Agreement \| Secured Debt
Debt Instrument [Line Items]
Senior secured notes issued, value			$ 500,000,000.0
Debt instrument, interest rate, stated percentage			6.56%		6.56%
Variable Interest Entity, Primary Beneficiary \| Train 5 LLC \| 6.56% Senior Secured Notes due 2050 \| Secured Debt
Debt Instrument [Line Items]
Total debt		150,000,000			$ 250,000,000
Proceeds from issuance of secured debt	$ 100,000,000.0	$ 150,000,000.0