Reconciliation of Restructuring costs (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Segment Reporting Information
Consolidated profit before taxes	$ 7,812	$ 7,822	$ 4,082
Restructuring costs	(236)	(386)	(1,256)
Reportable segments
Segment Reporting Information
Consolidated profit before taxes	10,302	10,220	7,601
Reportable segments \| Construction Industries
Segment Reporting Information
Consolidated profit before taxes	3,931	4,174	3,255
Reportable segments \| Resource Industries
Segment Reporting Information
Consolidated profit before taxes	1,629	1,603	698
Reportable segments \| Energy & Transportation
Segment Reporting Information
Consolidated profit before taxes	3,910	3,938	2,856
Reportable segments \| Financial Products Segment
Segment Reporting Information
Consolidated profit before taxes	832	505	792
All Other operating segments
Segment Reporting Information
Consolidated profit before taxes	4	23	(44)
Business
Segment Reporting Information
Consolidated profit before taxes	10,306	10,243	7,557
Restructuring costs	(204)	(375)	(1,152)
Consolidated profit before taxes with restructuring costs	10,102	9,868	6,405
Business \| Reportable segments \| Construction Industries
Segment Reporting Information
Consolidated profit before taxes	3,931	4,174	3,255
Restructuring costs	(55)	(58)	(719)
Consolidated profit before taxes with restructuring costs	3,876	4,116	2,536
Business \| Reportable segments \| Resource Industries
Segment Reporting Information
Consolidated profit before taxes	1,629	1,603	698
Restructuring costs	(56)	(191)	(276)
Consolidated profit before taxes with restructuring costs	1,573	1,412	422
Business \| Reportable segments \| Energy & Transportation
Segment Reporting Information
Consolidated profit before taxes	3,910	3,938	2,856
Restructuring costs	(82)	(84)	(115)
Consolidated profit before taxes with restructuring costs	3,828	3,854	2,741
Business \| Reportable segments \| Financial Products Segment
Segment Reporting Information
Consolidated profit before taxes	832	505	792
Restructuring costs	0	(2)	(3)
Consolidated profit before taxes with restructuring costs	832	503	789
Business \| All Other operating segments \| All Other
Segment Reporting Information
Consolidated profit before taxes	4	23	(44)
Restructuring costs	(11)	(40)	(39)
Consolidated profit before taxes with restructuring costs	$ (7)	$ (17)	$ (83)

Sum of operating profit and nonoperating income or expense including restructuring costs before income or loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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