Consolidated Statements of Equity - USD ($) $ in Millions	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Total Stockholders’ Equity (Deficit)	Noncontrolling Interests in Subsidiary
Beginning Balance at Dec. 31, 2016	$ 1,477.0	$ 289.0	$ 0.0	$ 13,195.0	$ (12,102.0)	$ 1,382.0	$ 95.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	1,963.0			1,963.0		1,963.0
Other comprehensive loss, income net of tax	(437.0)				(437.0)	(437.0)
Repurchases of common stock	(2,001.0)	(7.0)	(398.0)	(1,596.0)		(2,001.0)
Dividends declared	(2,157.0)			(2,157.0)		(2,157.0)
Stock-based awards, ESOP activity and other	400.0	2.0	398.0			400.0
Net decrease in noncontrolling interests in subsidiary	(21.0)						(21.0)
Ending Balance at Dec. 31, 2017	(776.0)	284.0	0.0	11,405.0	(12,539.0)	(850.0)	74.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	5,046.0			5,046.0		5,046.0
Other comprehensive loss, income net of tax	626.0				626.0	626.0
Repurchases of common stock	(1,492.0)	(5.0)	(404.0)	(1,083.0)		(1,492.0)
Dividends declared	(2,342.0)			(2,342.0)		(2,342.0)
Stock-based awards, ESOP activity and other	406.0	2.0	404.0			406.0
Reclassification of income tax effects from tax reform				2,408.0	(2,408.0)
Net decrease in noncontrolling interests in subsidiary	(19.0)						(19.0)
Ending Balance at Dec. 31, 2018	1,449.0	281.0	0.0	15,434.0	(14,321.0)	1,394.0	55.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	6,230.0			6,230.0		6,230.0
Other comprehensive loss, income net of tax	(1,233.0)				(1,233.0)	(1,233.0)
Repurchases of common stock	(1,200.0)	(4.0)	(483.0)	(713.0)		(1,200.0)
Dividends declared	(2,550.0)			(2,550.0)		(2,550.0)
Stock-based awards, ESOP activity and other	486.0	3.0	483.0			486.0
Net decrease in noncontrolling interests in subsidiary	(11.0)						(11.0)
Ending Balance at Dec. 31, 2019	$ 3,171.0	$ 280.0	$ 0.0	$ 18,401.0	$ (15,554.0)	$ 3,127.0	$ 44.0