Segment Information (Details 4) - USD ($) $ in Millions	3 Months Ended	9 Months Ended	12 Months Ended
Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Reconciliation of restructuring
Consolidated profit before taxes	$ 1,523	$ 383	$ 2,971	$ 1,487
Restructuring costs	(90)	(324)	(1,011)	(624)	$ (1,019)
Reportable Segments
Reconciliation of restructuring
Consolidated profit before taxes	2,045	1,004	5,462	3,117
Reportable Segments \| Construction Industries
Reconciliation of restructuring
Consolidated profit before taxes	884	326	2,420	1,316
Reportable Segments \| Resource Industries
Reconciliation of restructuring
Consolidated profit before taxes	226	(77)	481	(336)
Reportable Segments \| Energy & Transportation
Reconciliation of restructuring
Consolidated profit before taxes	750	572	2,002	1,584
Reportable Segments \| Financial Products Segment
Reconciliation of restructuring
Consolidated profit before taxes	185	183	559	553
All Other operating segments
Reconciliation of restructuring
Consolidated profit before taxes	6	(22)	(27)	(43)
Business
Reconciliation of restructuring
Consolidated profit before taxes	2,051	982	5,435	3,074
Restructuring costs	(115)	(318)	(1,058)	(610)
Consolidated profit before taxes with restructuring costs	1,936	664	4,377	2,464
Business \| Reportable Segments \| Construction Industries
Reconciliation of restructuring
Consolidated profit before taxes	884	326	2,420	1,316
Restructuring costs	(15)	(9)	(709)	(34)
Consolidated profit before taxes with restructuring costs	869	317	1,711	1,282
Business \| Reportable Segments \| Resource Industries
Reconciliation of restructuring
Consolidated profit before taxes	226	(77)	481	(336)
Restructuring costs	(59)	(254)	(229)	(348)
Consolidated profit before taxes with restructuring costs	167	(331)	252	(684)
Business \| Reportable Segments \| Energy & Transportation
Reconciliation of restructuring
Consolidated profit before taxes	750	572	2,002	1,584
Restructuring costs	(28)	(39)	(86)	(194)
Consolidated profit before taxes with restructuring costs	722	533	1,916	1,390
Business \| Reportable Segments \| Financial Products Segment
Reconciliation of restructuring
Consolidated profit before taxes	185	183	559	553
Restructuring costs	0	(1)	(2)	(5)
Consolidated profit before taxes with restructuring costs	185	182	557	548
Business \| All Other operating segments \| All Other
Reconciliation of restructuring
Consolidated profit before taxes	6	(22)	(27)	(43)
Restructuring costs	(13)	(15)	(32)	(29)
Consolidated profit before taxes with restructuring costs	$ (7)	$ (37)	$ (59)	$ (72)

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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+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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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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-Publisher FASB
-Name Accounting Standards Codification
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