Debt - Schedule of Long-term Debt (Details) $ in Millions	Sep. 30, 2025 EUR (€)	Sep. 30, 2025 USD ($)	Dec. 31, 2024 EUR (€)	Dec. 31, 2024 USD ($)
Debt Instrument [Line Items]
Face amount		$ 14,523		$ 15,653
Long-term debt, fair value		$ 15,043		$ 15,948
Senior Notes
Debt Instrument [Line Items]
Face amount | €	€ 4,700,000,000		€ 5,170,000,000
Senior Notes | 5.875% Senior Notes
Debt Instrument [Line Items]
Interest rate	5.875%	5.875%	5.875%	5.875%
Face amount		$ 0		$ 800
Long-term debt, fair value		$ 0		$ 801
Senior Notes | 3.000% Senior Notes
Debt Instrument [Line Items]
Interest rate	3.00%	3.00%	3.00%	3.00%
Face amount	€ 470,000,000	$ 0	€ 470,000,000	$ 487
Long-term debt, fair value		$ 0		$ 487
Senior Notes | 3.625% Senior Notes
Debt Instrument [Line Items]
Interest rate	3.625%	3.625%	3.625%	3.625%
Face amount		$ 0		$ 500
Long-term debt, fair value		$ 0		$ 497
Senior Notes | 4.375% Senior Notes
Debt Instrument [Line Items]
Interest rate	4.375%	4.375%	4.375%	4.375%
Face amount		$ 1,000		$ 1,000
Long-term debt, fair value		$ 1,005		$ 998
Senior Notes | 3.625% Senior Notes
Debt Instrument [Line Items]
Interest rate	3.625%	3.625%	3.625%	3.625%
Face amount	€ 1,300,000,000	$ 1,528	€ 1,300,000,000	$ 1,346
Long-term debt, fair value		$ 1,557		$ 1,375
Senior Notes | 4.875% Senior Notes
Debt Instrument [Line Items]
Interest rate	4.875%	4.875%	4.875%	4.875%
Face amount		$ 1,600		$ 1,600
Long-term debt, fair value		$ 1,688		$ 1,607
Senior Notes | 5.875% Senior Notes
Debt Instrument [Line Items]
Interest rate	5.875%	5.875%	5.875%	5.875%
Face amount		$ 1,900		$ 1,900
Long-term debt, fair value		$ 1,942		$ 1,970
Senior Notes | 4.625% Senior Notes
Debt Instrument [Line Items]
Interest rate	4.625%	4.625%	4.625%	4.625%
Face amount	€ 1,100,000,000	$ 1,293	€ 1,100,000,000	$ 1,139
Long-term debt, fair value		$ 1,375		$ 1,220
Senior Notes | 6.375% Senior Notes
Debt Instrument [Line Items]
Interest rate	6.375%	6.375%	6.375%	6.375%
Face amount		$ 800		$ 800
Long-term debt, fair value		$ 862		$ 848
Senior Notes | 3.875% Senior Notes
Debt Instrument [Line Items]
Interest rate	3.875%	3.875%	3.875%	3.875%
Face amount	€ 1,200,000,000	$ 1,410	€ 1,200,000,000	$ 1,242
Long-term debt, fair value		$ 1,469		$ 1,293
Senior Notes | 5.375% Senior Notes
Debt Instrument [Line Items]
Interest rate	5.375%	5.375%	5.375%	5.375%
Face amount		$ 900		$ 900
Long-term debt, fair value		$ 942		$ 918
Senior Notes | 3.625% Senior Notes
Debt Instrument [Line Items]
Interest rate	3.625%	3.625%	3.625%	3.625%
Face amount	€ 1,100,000,000	$ 1,292	€ 1,100,000,000	$ 1,139
Long-term debt, fair value		$ 1,337		$ 1,174
Senior Notes | 4.875% Senior Notes
Debt Instrument [Line Items]
Interest rate	4.875%	4.875%	4.875%	4.875%
Face amount		$ 1,000		$ 1,000
Long-term debt, fair value		$ 1,028		$ 996
Senior Notes | 4.900% Senior Notes
Debt Instrument [Line Items]
Interest rate	4.90%	4.90%	4.90%	4.90%
Face amount		$ 1,000		$ 1,000
Long-term debt, fair value		$ 1,032		$ 982
Senior Notes | 5.400% Senior Notes
Debt Instrument [Line Items]
Interest rate	5.40%	5.40%	5.40%	5.40%
Face amount		$ 800		$ 800
Long-term debt, fair value		$ 806		$ 782