Debt - Summary of Debt (Parenthetical) (Details) - USD ($) $ in Millions	9 Months Ended	12 Months Ended
	Sep. 30, 2024	Dec. 31, 2023	Sep. 15, 2024
Debt Instrument [Line Items]
Unamortized debt issuance cost	$ 18.4	$ 19.9
Debt instrument, maturity date	Sep. 15, 2024
3.65% Senior Notes, due September 2024
Debt Instrument [Line Items]
Stated interest rate			3.65%
3.65% Senior Notes, due September 2024 | Senior Notes
Debt Instrument [Line Items]
Stated interest rate	3.65%	3.65%	3.65%
Senior notes, discount		$ 0.1
Unamortized debt issuance cost	$ 0.0	$ 0.3
Debt instrument, maturity date	Sep. 15, 2024	Sep. 15, 2024
3.40% Senior Notes, due December 2027 | Senior Notes
Debt Instrument [Line Items]
Stated interest rate	3.40%	3.40%
Senior notes, discount	$ 0.6	$ 0.7
Debt instrument, maturity date	Dec. 15, 2027	Dec. 15, 2027
3.00% Senior Notes, due December 2029 | Senior Notes
Debt Instrument [Line Items]
Stated interest rate	3.00%	3.00%
Senior notes, discount	$ 0.4	$ 0.4
Debt instrument, maturity date	Dec. 15, 2029	Dec. 15, 2029
5.70% Senior Notes, due December 2033 | Senior Notes
Debt Instrument [Line Items]
Stated interest rate	5.70%	5.70%
Senior notes, discount	$ 0.3	$ 0.3
Debt instrument, maturity date	Dec. 15, 2033	Dec. 15, 2033
4.05% Senior Notes, due December 2049 | Senior Notes
Debt Instrument [Line Items]
Stated interest rate	4.05%	4.05%
Senior notes, discount	$ 3.2	$ 3.3
Debt instrument, maturity date	Dec. 15, 2049	Dec. 15, 2049
3.05% Senior Notes, due October 2051 | Senior Notes
Debt Instrument [Line Items]
Stated interest rate	3.05%	3.05%
Senior notes, discount	$ 3.4	$ 3.5
Debt instrument, maturity date	Oct. 15, 2051	Oct. 15, 2051