Debt and Credit Agreements - Narrative (Details) - USD ($)	Mar. 31, 2024	Mar. 13, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Long-term debt	$ 2,575,000,000		$ 2,075,000,000
Unamortized discount	1,000,000		0
Debt issuance costs	$ 8,000,000		4,000,000
Senior Notes | 3.65% weighted-average private placement senior notes
Debt Instrument [Line Items]
Weighted average interest rate	3.65%
Long-term debt	$ 825,000,000		825,000,000
Senior Notes | 5.60% Senior Notes Due March 15, 2034
Debt Instrument [Line Items]
Stated percentage	5.60%
Long-term debt	$ 500,000,000	$ 500,000,000	0
Unamortized discount		1,000,000
Debt issuance costs		$ 5,000,000
Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Long-term debt	0		$ 0
Remaining borrowing capacity	$ 1,500,000,000