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Equity Incentive Plans - Equity Awards (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Equity Incentive Plans [Abstract]
Compensation expense	$ 93	$ 120	$ 124
Income tax benefits	16	18	18
Cash received from exercise of options	130	151	111
Tax benefit realized on options exercised and release of stock restrictions	$ 44	$ 37	$ 53

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Equity Incentive Plans [Abstract]

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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