Quarterly Financial Data (Unaudited) (Details) $ / shares in Units, $ in Millions			3 Months Ended								12 Months Ended
	Jun. 28, 2021	Jun. 04, 2021	Dec. 31, 2021 USD ($) $ / shares	Sep. 30, 2021 USD ($) $ / shares	Jun. 30, 2021 USD ($) $ / shares	Mar. 31, 2021 USD ($) $ / shares	Dec. 31, 2020 USD ($) $ / shares	Sep. 30, 2020 USD ($) $ / shares	Jun. 30, 2020 USD ($) $ / shares	Mar. 31, 2020 USD ($) $ / shares	Dec. 31, 2021 USD ($) $ / shares	Dec. 31, 2020 USD ($) $ / shares		Dec. 31, 2019 USD ($) $ / shares
Quarterly Financial Information Disclosure [Abstract]
Stock split conversion ratio	3	3
Revenue			$ 3,427	$ 3,292	$ 2,990	$ 2,813	$ 2,825	$ 2,648	$ 2,255	$ 2,855	$ 12,522	$ 10,583		$ 11,937
Operating Income			1,366	1,436	1,691	1,101	1,215	1,141	828	1,178	5,594	4,362		4,965
Net Earnings			$ 934	$ 968	$ 1,173	$ 706	$ 760	$ 736	$ 499	$ 770	$ 3,781	$ 2,765		$ 3,331
Net Earnings Per Share, Basic (in dollars per share) | $ / shares			$ 0.42	$ 0.43	$ 0.52	$ 0.31	$ 0.33	$ 0.32	$ 0.22	$ 0.33	$ 1.68	$ 1.20	[1]	$ 1.39	[1]
Net Earnings Per Share, Assuming Dilution (in dollars per share) | $ / shares			$ 0.42	$ 0.43	$ 0.52	$ 0.31	$ 0.33	$ 0.32	$ 0.22	$ 0.33	$ 1.68	$ 1.20	[1]	$ 1.39	[1]

[1] All prior period share and per share data has been retroactively adjusted to reflect the stock split effective June 28, 2021. Certain prior year data has been reclassified to conform to the current presentation.