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Employee Benefits - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items] |  |  |
401(k) plan contributions by employer | $ 28 | $ 21 |
Pension Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Unrecognized net actuarial loss | 4 |  |
Amortization of actuarial gain (loss) | $ 3 | $ 7 |
Discount rate | 5.40% | 4.70% |
Expected rate of return on plan assets | 6.80% | 6.30% | 6.00%
Compensation increase percentage | 2.50% |  |
Net periodic pension credit | $ (9) | $ (2) | $ (10)
Defined benefit plan, expected future benefit payment | $ 8 |  |
Pension Plan | Minimum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Long-term inflation rate | 5.00% |  |
Pension Plan | Minimum | Equity securities |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Expected rate of return on plan assets | 6.00% |  |
Pension Plan | Minimum | Fixed income securities |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Expected rate of return on plan assets | 3.00% |  |
Pension Plan | Maximum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Long-term inflation rate | 7.00% |  |
Pension Plan | Maximum | Equity securities |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Expected rate of return on plan assets | 8.00% |  |
Pension Plan | Maximum | Fixed income securities |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Expected rate of return on plan assets | 5.00% |  |
Health & Welfare Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Net periodic pension credit | $ 2 | $ 1 |
Post-Retirement Health and Welfare Benefits |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Defined benefit plan, expected future benefit payment | $ 1 |  |

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- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (k)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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- Definition Weighted average rate of return on plan assets, used to determine net periodic benefit cost (credit) of defined benefit plan, in subsequent interim measurement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-8 + Details
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- Definition Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-8 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (k)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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- Definition Weighted average rate of compensation increase used to determine net periodic benefit cost of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (k)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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