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v3.25.3

Debt - DCSP Financing Arrangements (Details) | 3 Months Ended | 9 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Dec. 31, 2024 USD ($) | Apr. 30, 2025 | Oct. 31, 2024 USD ($) | Jun. 30, 2023 MW
Lessor, Lease, Description [Line Items] |  |  |  |  |  |  |  |
Electrical power expected to be received in phases | MW |  |  |  |  |  |  |  | 78
Total property and equipment | $ 23,233,759,000 |  | $ 23,233,759,000 |  | $ 12,880,005,000 |  |  |
Term of contract |  |  |  |  |  |  | 14 years |
Lessee, finance lease term |  |  |  |  |  | 14 years |  |
Lessee, imputed interest rate |  |  |  |  |  | 0.13 |  |
Finance lease right-of-use assets acquired |  |  | 123,000,000 |  |  |  |  |
Interest expense | 283,416,000 | $ 102,328,000 | 796,949,000 | $ 209,928,000 |  |  |  |
Financing obligation |  |  |  |  |  |  |  |
Lessor, Lease, Description [Line Items] |  |  |  |  |  |  |  |
Interest rate |  |  |  |  |  |  | 15.00% |
Interest income | 9,000,000 |  | 18,000,000 |  | 0 |  |  |
Interest expense | 8,000,000 |  | 20,000,000 |  |  |  |  |
DCSP Note Receivable |  |  |  |  |  |  |  |
Lessor, Lease, Description [Line Items] |  |  |  |  |  |  |  |
Financing receivable | 288,000,000 |  | 288,000,000 |  | 224,000,000 |  |  |
Financing receivable, term |  |  |  |  |  |  | 7 years |
Financing receivable, stated rate |  |  |  |  |  |  | 13.00% |
DCSP Note Receivable | Financing obligation |  |  |  |  |  |  |  |
Lessor, Lease, Description [Line Items] |  |  |  |  |  |  |  |
Financing receivable | $ 235,000,000 |  | $ 235,000,000 |  | 116,000,000 |  |  |
DCSP Note Receivable | Unfunded Loan Commitment |  |  |  |  |  |  |  |
Lessor, Lease, Description [Line Items] |  |  |  |  |  |  |  |
Financing receivable |  |  |  |  |  |  | $ 305,000,000 |
Critical Infrastructure Assets |  |  |  |  |  |  |  |
Lessor, Lease, Description [Line Items] |  |  |  |  |  |  |  |
Total property and equipment |  |  |  |  | $ 116,000,000 |  |  |

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