Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Millions	Total	Common stock	Paid-in capital	Retained earnings	Accumulated other comprehensive loss
Beginning of year at Dec. 31, 2018		$ 171	$ 0	$ 8,068	$ (52)
Common stock repurchased		(3)	0	(751)
Shares issued for employee stock awards and options		0	0	63
Other	$ 0		0
Net earnings	2,248
Dividends declared				(880)
Other comprehensive loss, net of tax	(45)				(45)
End of year at Dec. 31, 2019	$ 8,819	168	0	8,748	(97)
Cash dividends declared per share	$ 5.16
Common stock repurchased		(1)	0	(479)
Shares issued for employee stock awards and options		0	63	(36)
Other	$ 11		(5)
Net earnings	3,189
Dividends declared				(951)
Other comprehensive loss, net of tax	(31)				(31)
End of year at Dec. 31, 2020	$ 10,579	167	58	10,482	(128)
Cash dividends declared per share	$ 5.67
Common stock repurchased		(11)	(60)	(3,645)
Shares issued for employee stock awards and options		0	2	60
Other	$ 0		0
Net earnings	7,005
Dividends declared				(989)
Other comprehensive loss, net of tax	(15)				(15)
End of year at Dec. 31, 2021	$ 12,926	$ 156	$ 0	$ 12,913	$ (143)
Cash dividends declared per share	$ 6.16