Notes Payable - Note Issuances (Details) - Notes payable $ in Millions	Mar. 31, 2024 USD ($)
4.750% Notes due 2029
Debt
Interest rate (as a percent)	4.75%
Principal amount	$ 450.0
Price of par value (as a percent)	99.23%
Effective yield to maturity (as a percent)	4.923%
5.125% Notes due 2034
Debt
Interest rate (as a percent)	5.125%
Principal amount	$ 800.0
Price of par value (as a percent)	98.91%
Effective yield to maturity (as a percent)	5.265%