Business Segment and Geographic Region Information Business Segment and Geographic Region Information (Details 1) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Segment Reporting Information [Line Items]
Total assets	$ 35,491	$ 35,810	$ 17,873
Goodwill	14,495	14,443	5,537
Other intangible assets	7,186	7,580	2,192
Capital expenditures for property, plant and equipment	614	593	568
Depreciation of property, plant and equipment	516	381	367
Electrical Products [Member]
Segment Reporting Information [Line Items]
Total assets	3,204	3,338	1,653
Goodwill	7,189	7,117
Capital expenditures for property, plant and equipment	152	108	76
Depreciation of property, plant and equipment	151	78	74
Electrical Systems and Services [Member]
Segment Reporting Information [Line Items]
Total assets	2,683	2,408	1,242
Goodwill	4,517	4,520
Capital expenditures for property, plant and equipment	113	47	41
Depreciation of property, plant and equipment	86	42	37
Hydraulics [Member]
Segment Reporting Information [Line Items]
Total assets	1,362	1,426	1,265
Goodwill	1,385	1,404
Capital expenditures for property, plant and equipment	80	60	70
Depreciation of property, plant and equipment	65	61	54
Aerospace [Member]
Segment Reporting Information [Line Items]
Total assets	852	806	754
Goodwill	1,048	1,045
Capital expenditures for property, plant and equipment	29	27	21
Depreciation of property, plant and equipment	27	26	26
Vehicle [Member]
Segment Reporting Information [Line Items]
Total assets	1,716	1,698	1,783
Goodwill	356	357
Capital expenditures for property, plant and equipment	161	148	172
Depreciation of property, plant and equipment	133	136	147
All Segments [Member]
Segment Reporting Information [Line Items]
Total assets	9,817	9,676	6,697
Capital expenditures for property, plant and equipment	535	390	380
Depreciation of property, plant and equipment	462	343	338
Corporate [Member]
Segment Reporting Information [Line Items]
Total assets	3,993	4,111	3,447
Capital expenditures for property, plant and equipment	79	203	188
Depreciation of property, plant and equipment	$ 54	$ 38	$ 29