Debt (Schedule of Senior Unsecured Notes Offering) (Details) - USD ($) $ in Millions	Jun. 30, 2024	Aug. 31, 2023
Senior unsecured notes due 2028, interest rate of 6.350%
Debt Instrument [Line Items]
Debt instrument, face amount		$ 1,000
Debt Instrument, Discount Price, Percentage		99.986%
Debt Instrument, Interest Rate, Stated Percentage	6.35%	6.35%
Senior unsecured notes due 2030, interest rate of 6.550%
Debt Instrument [Line Items]
Debt instrument, face amount		$ 999
Debt Instrument, Discount Price, Percentage		99.95%
Debt Instrument, Interest Rate, Stated Percentage	6.55%	6.55%
Senior unsecured notes due 2033, interest rate of 6.700%
Debt Instrument [Line Items]
Debt instrument, face amount		$ 1,000
Debt Instrument, Discount Price, Percentage		99.992%
Debt Instrument, Interest Rate, Stated Percentage	6.70%	6.70%