Consolidated Statements Of Equity (Parenthetical) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Statement of Stockholders' Equity [Abstract]
Other Comprehensive Income (loss), Tax	$ 298	$ (379)	$ (69)
Cash dividends declared, per share	$ 8.22	$ 7.19	$ 5.97

Amount of tax expense (benefit) allocated to other comprehensive income (loss).

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-Name Accounting Standards Codification
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-Publisher FASB
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-Name Accounting Standards Codification
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