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Debt - Senior Unsecured Notes - Narrative (Details) € in Millions, $ in Millions |  |  |  |  |  | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Nov. 27, 2024 USD ($) | Nov. 27, 2024 EUR (€) | Aug. 18, 2021 USD ($) | Nov. 27, 2020 USD ($) | Jun. 06, 2018 USD ($) | May 23, 2017 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2024 EUR (€) | Dec. 31, 2023 EUR (€) | Jun. 06, 2018 EUR (€) | May 12, 2015
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument maturity date |  |  |  |  |  |  | Aug. 18, 2028 |  |  |  |  |  |
Debt instrument net issue discount |  |  |  |  |  |  | $ 19 | $ 25 |  |  |  |  |
Net proceeds from offering |  |  |  |  |  |  | 606 | 648 | $ 0 |  |  |  |
First MDL Settlement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Settlement payments |  |  |  |  |  | $ 335 |  |  |  |  |  |  |
4.000% Senior Unsecured Notes Due May 2026 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  | $ 0 | $ 485 |  | € 0 | € 441 |  |
Debt instrument interest rate |  |  |  |  |  |  | 4.00% | 4.00% |  | 4.00% | 4.00% |  |
Debt instrument purchased or redeemed remaining aggregate principal amount | € |  | € 441 |  |  |  |  |  |  |  |  |  |  |
5.750% Senior Unsecured Notes Due November 2028 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  | $ 783 | $ 783 |  |  |  |  |
Debt instrument interest rate |  |  |  |  |  |  | 5.75% | 5.75% |  | 5.75% | 5.75% |  |
4.625% Senior Unsecured Notes Due November 2029 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  | $ 650 |  |  |  | $ 620 | $ 620 |  |  |  |  |
Debt instrument interest rate |  |  | 4.625% |  |  |  | 4.625% | 4.625% |  | 4.625% | 4.625% |  |
Debt instrument maturity date |  |  | Nov. 30, 2029 |  |  |  |  |  |  |  |  |  |
Senior unsecured notes, payment terms |  |  |  |  |  |  | The 2029 Notes require payment of principal at maturity and interest semi-annually in cash and in arrears on May 15 and November 15 of each year. |  |  |  |  |  |
Net proceeds from issuance of long term debt |  |  | $ 642 |  |  |  |  |  |  |  |  |  |
Underwriting fees and other related expenses |  |  | 8 |  |  |  |  |  |  |  |  |  |
Obligation threshold for debt to become guaranteed |  |  | $ 100 |  |  |  |  |  |  |  |  |  |
Repurchase price obligation, percentage of principal amount redeemed in event of change of control |  |  | 101.00% |  |  |  |  |  |  |  |  |  |
Repurchase price obligation, percentage of principal amount redeemed |  |  | 100.00% |  |  |  |  |  |  |  |  |  |
Debt instrument redemption price percentage of principal amount with net cash proceeds |  |  | 35.00% |  |  |  |  |  |  |  |  |  |
Debt instrument redemption price percentage of principal amount excluding redemption date |  |  | 104.625% |  |  |  |  |  |  |  |  |  |
7.000% Senior Unsecured Notes Due May 2025 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument interest rate |  |  |  |  |  |  |  |  |  |  |  |  | 7.00%
Debt instrument purchased or redeemed remaining aggregate principal amount |  |  | $ 750 |  |  |  |  |  |  |  |  |  |
8.000% Senior Unsecured Notes Due January 2033 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt | $ 600 |  |  |  |  |  | $ 600 |  |  |  |  |  |
Debt instrument interest rate | 8.00% |  |  |  |  |  | 8.00% | 8.00% |  | 8.00% | 8.00% |  |
Debt instrument maturity date | Nov. 30, 2029 | Nov. 30, 2029 |  |  |  |  |  |  |  |  |  |  |
Net proceeds from issuance of long term debt | $ 591 |  |  |  |  |  |  |  |  |  |  |  |
Underwriting fees and other related expenses | 9 |  |  |  |  |  |  |  |  |  |  |  |
Obligation threshold for debt to become guaranteed | $ 150 |  |  |  |  |  |  |  |  |  |  |  |
Repurchase price obligation, percentage of principal amount redeemed in event of change of control | 101.00% |  |  |  |  |  |  |  |  |  |  |  |
Repurchase price obligation, percentage of principal amount redeemed | 100.00% | 100.00% |  |  |  |  |  |  |  |  |  |  |
Debt instrument redemption price percentage of principal amount with net cash proceeds | 40.00% |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument redemption price percentage of principal amount excluding redemption date | 108.00% |  |  |  |  |  |  |  |  |  |  |  |
Senior unsecured notes [Member] | 2028 Notes [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Net proceeds from offering |  |  |  | $ 790 |  |  |  |  |  |  |  |  |
Senior unsecured notes [Member] | 6.625% Senior Notes Due May 2023 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument interest rate |  |  |  |  | 6.625% |  |  |  |  |  |  | 6.625% |
Debt instrument outstanding amount |  |  |  |  | $ 250 |  |  |  |  | € 441 |  |  |
Senior unsecured notes [Member] | 6.625% Senior Notes Due May 2023 [Member] | 2028 Notes [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument outstanding amount |  |  |  | 908 |  |  |  |  |  |  |  |  |
Senior unsecured notes [Member] | 2027 Notes [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  | $ 500 |  |  |  |  |  |  |
Debt instrument interest rate |  |  |  |  |  | 5.375% |  |  |  |  |  |  |
Debt instrument maturity date |  |  |  |  |  | May 31, 2027 |  |  |  |  |  |  |
Net proceeds from issuance of long term debt |  |  |  |  |  | $ 489 |  |  |  |  |  |  |
Debt instrument net issue discount |  |  |  |  |  | 5 |  |  |  |  |  |  |
Underwriting fees and other related expenses |  |  |  |  |  | 6 |  |  |  |  |  |  |
Obligation threshold for debt to become guaranteed |  |  |  |  |  | $ 100 |  |  |  |  |  |  |
Repurchase price obligation, percentage of principal amount redeemed in event of change of control |  |  |  |  |  | 101.00% |  |  |  |  |  |  |
Repurchase price obligation, percentage of principal amount redeemed |  |  |  |  |  | 100.00% |  |  |  |  |  |  |
Senior unsecured notes [Member] | 4.000% Senior Unsecured Notes Due May 2026 [Member] | 2026 Euro Notes [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt | € |  |  |  |  |  |  |  |  |  |  |  | € 450 |
Debt instrument interest rate |  |  |  |  | 4.00% |  |  |  |  |  |  | 4.00% |
Debt instrument maturity date |  |  |  |  | May 31, 2026 |  |  |  |  |  |  |  |
Senior unsecured notes, payment terms |  |  |  |  |  |  | The 2026 Euro Notes required payment of principal at maturity and payments of interest semi-annually in cash and in arrears on May 15 and November 15 of each year |  |  |  |  |  |
Senior unsecured notes [Member] | 5.750% Senior Unsecured Notes Due November 2028 [Member] | 2028 Notes [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, face amount |  |  |  | $ 800 |  |  |  |  |  |  |  |  |
Debt instrument interest rate |  |  |  | 5.75% |  |  |  |  |  |  |  |  |
Debt instrument maturity date |  |  |  | Nov. 30, 2028 |  |  |  |  |  |  |  |  |
Senior unsecured notes, payment terms |  |  |  |  |  |  | The 2028 Notes require payment of principal at maturity and interest semi-annually in cash and in arrears on May 15 and November 15 of each year. |  |  |  |  |  |
Underwriting fees and other related expenses |  |  |  | $ 10 |  |  |  |  |  |  |  |  |
Repurchase price obligation, percentage of principal amount redeemed in event of change of control |  |  |  | 101.00% |  |  |  |  |  |  |  |  |
Repurchase price obligation, percentage of principal amount redeemed |  |  |  | 100.00% |  |  |  |  |  |  |  |  |
Debt instrument redemption price percentage of principal amount with net cash proceeds |  |  |  | 35.00% |  |  |  |  |  |  |  |  |
Debt instrument redemption price percentage of principal amount excluding redemption date |  |  |  | 105.75% |  |  |  |  |  |  |  |  |
Senior unsecured notes [Member] | 5.750% Senior Unsecured Notes Due November 2028 [Member] | Minimum [Member] | 2028 Notes [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Obligation threshold for debt to become guaranteed |  |  |  | $ 100 |  |  |  |  |  |  |  |  |

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