REPOSITIONING AND OTHER CHARGES 2 (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended											12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended		12 Months Ended	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011	Mar. 31, 2012 Severance Costs [Member]	Mar. 31, 2011 Severance Costs [Member]	Mar. 31, 2012 Asset Impairments [Member]	Mar. 31, 2011 Asset Impairments [Member]	Mar. 31, 2012 Exit Costs [Member]	Mar. 31, 2011 Exit Costs [Member]	Mar. 31, 2012 Restructuring Reserve Accrual Adjustments [Member]	Mar. 31, 2011 Restructuring Reserve Accrual Adjustments [Member]	Mar. 31, 2012 Repositioning Actions 2010 [Member]	Dec. 31, 2011 Repositioning Actions 2010 [Member]	Mar. 31, 2012 Repositioning Actions 2011 [Member]	Dec. 31, 2011 Repositioning Actions 2011 [Member]	Mar. 31, 2012 Aerospace [Member] Repositioning Actions 2010 [Member]	Dec. 31, 2011 Aerospace [Member] Repositioning Actions 2010 [Member]	Mar. 31, 2012 Aerospace [Member] Repositioning Actions 2011 [Member]	Dec. 31, 2011 Aerospace [Member] Repositioning Actions 2011 [Member]	Mar. 31, 2012 Automation and Control Solutions [Member] Repositioning Actions 2010 [Member]	Dec. 31, 2011 Automation and Control Solutions [Member] Repositioning Actions 2010 [Member]	Mar. 31, 2012 Automation and Control Solutions [Member] Repositioning Actions 2011 [Member]	Mar. 31, 2012 Transportation Systems [Member] Repositioning Actions 2010 [Member]	Dec. 31, 2011 Transportation Systems [Member] Repositioning Actions 2010 [Member]	Mar. 31, 2012 Transportation Systems [Member] Repositioning Actions 2011 [Member]
Restructuring And Related Activities Environmental Matters Paragraph Details [Abstract]
Probable and reasonably estimable environmental liabilities	$ 61	$ 51
Asbestos related litigation charges, net of insurance	36	38
Restructuring And Related Activities Reportable Segment [Line Items]
Restructuring And Related Cost Reportable Segment Expected Cost											23		37		11		15		10		15	2		7
Cost incurred year-to-date	25	44	15	27	9	10	8	11	(7)	(4)	(1)	(6)		(1)		(2)		(1)		(3)		(1)	(1)
Remaining exit and disposal costs at end of period											16		36		9		14		7		15	0		7
Restructuring Reserve [Line Items]
Balance at beginning of period,	412		353				59
Charges	32		15		9		8
Usage (cash - Severance & Exit Costs)	(47)		(36)				(11)
Usage (non-Cash - Asset Impairment)	(9)				(9)
Foreign currency translation adjustment	(1)		(1)
Adjustments	(7)		(7)
Balance at end of period,	$ 380		$ 324		$ 0		$ 56