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v3.25.3

Leases (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2024 | Sep. 30, 2025 | Mar. 31, 2025 | Dec. 31, 2024
Leases [Line Items] |  |  |  |
Long-term debt |  | $ 7,407 |  | $ 6,885
Facility Lease |  |  |  |
Leases [Line Items] |  |  |  |
Right-of-use asset |  | 762 |  |
Lease liability |  | 762 |  |
Right-of-use asset, tax incentive |  | $ 181 |  |
Lease term (in years) |  | 5 years |  |
Lease liability |  | $ 49 |  |
Long-term debt |  | 713 |  |
Finance lease liability, to be paid |  | 1,000 |  |
Finance lease liability, to be paid year one |  | 74 |  |
Finance lease liability, to be paid year two |  | 88 |  |
Finance lease liability, to be paid year three |  | 88 |  |
Finance lease liability, to be paid year four |  | 88 |  |
Finance lease liability, to be paid after year four |  | $ 676 |  |
Financing Lease, Lease Not yet Commenced |  |  |  |
Leases [Line Items] |  |  |  |
Operating lease not yet commenced |  |  | $ 261 |
Finance lease not yet commenced term of contract (in years) |  | 16 years |  |
Financing Lease, Lease Not yet Commenced | Equipment Lease |  |  |  |
Leases [Line Items] |  |  |  |
Operating lease not yet commenced |  | $ 717 |  |
Finance lease not yet commenced term of contract (in years) |  | 5 years |  |
Estimated purchase and installation costs | $ 365 | $ 586 |  |
Estimated undiscounted lease payments year one |  | 75 |  |
Estimated undiscounted lease payments year two |  | 151 |  |
Estimated undiscounted lease payments year three |  | 151 |  |
Estimated undiscounted lease payments year four |  | 151 |  |
Estimated undiscounted lease payments after year four |  | $ 189 |  |

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- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479041/842-20-45-1 + Details
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