Fair Value of Financial Instruments (Unaudited) Long-term Debt (Details 3) - USD ($) $ in Millions	Jun. 30, 2024	Jan. 31, 2024	Dec. 31, 2023	Feb. 08, 2023
Debt Instruments [Abstract]
Long-term Debt, Fair Value	$ 15,300		$ 13,400
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 2,500		$ 2,000
2033 Notes
Debt Instrument [Line Items]
Debt Instrument, Face Amount				$ 1,000
Debt Instrument, Interest Rate, Stated Percentage				4.70%
2053 Notes
Debt Instrument [Line Items]
Debt Instrument, Face Amount				$ 1,000
Debt Instrument, Interest Rate, Stated Percentage				4.95%
2029 Notes
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 500
Debt Instrument, Interest Rate, Stated Percentage		4.60%
2034 Notes
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 850
Debt Instrument, Interest Rate, Stated Percentage		4.90%
2054 Notes
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 1,150
Debt Instrument, Interest Rate, Stated Percentage		5.20%