Long-Term Debt and Common Stock (Details) $ / shares in Units, shares in Millions			3 Months Ended
	May 02, 2024 $ / shares	Feb. 22, 2024 $ / shares	Mar. 31, 2024 USD ($) extension $ / shares shares	Mar. 31, 2023 $ / shares	Dec. 31, 2023 USD ($)	Nov. 30, 2021 USD ($)
Debt Instrument Table [Line Items]
Stock repurchase program, authorized amount						$ 5,000,000,000
Stock repurchased during period, shares | shares			6.4
Stock repurchased during period, value			$ 750,000,000
Stock repurchase program, remaining authorized repurchase amount			3,300,000,000
Estimated federal excise taxes			$ 6,000,000
Common stock dividends declared (in USD per share) | $ / shares		$ 0.91	$ 0.91	$ 1.825
Subsequent Event
Debt Instrument Table [Line Items]
Common stock dividends declared (in USD per share) | $ / shares	$ 0.91
Revolving Credit Agreement | Revolving Credit Facility
Debt Instrument Table [Line Items]
Line of credit facility, maximum borrowing capacity			$ 1,900,000,000
Line of credit facility, maturity term extensions | extension			2
Line of credit facility, extension period			1 year
Line of credit facility increase additional borrowings (not to exceed)			$ 3,000,000,000
Maximum total debt to total capitalization ratio allowed under financial covenant			65.00%
Revolving Credit Agreement | Revolving Credit Facility | Secured Overnight Financing Rate (SOFR)
Debt Instrument Table [Line Items]
Debt Instrument, basis spread on base rate (as a percent)			0.10%
Revolving Credit Agreement | Revolving Credit Facility | Eurodollar
Debt Instrument Table [Line Items]
Weighted average interest rate (in hundredths)			6.33%
Revolving Credit Agreement | Revolving Credit Facility | Base Rate
Debt Instrument Table [Line Items]
Weighted average interest rate (in hundredths)			8.50%
Commercial Paper
Debt Instrument Table [Line Items]
Line of credit facility, current borrowing capacity			$ 0		$ 0