EARNINGS (LOSS) PER SHARE (Details) (USD $) Share data in Millions, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Earnings Per Share [Abstract]
Income from continuing operations less net income attributable to the noncontrolling interest									$ 3,924,000,000	$ 2,926,000,000	$ 1,858,000,000
Income from discontinued operations									0	0	209,000,000
Net income attributable to Honeywell	947,000,000	990,000,000	1,021,000,000	966,000,000	251,000,000	950,000,000	902,000,000	823,000,000	3,924,000,000	2,926,000,000	2,067,000,000
Weighted average shares outstanding									786.4	782.4	780.8
Earnings per share continuing operations - basic:									$ 4.99	$ 3.74	$ 2.38
Earnings per share discontinued operations - basic:									$ 0	$ 0	$ 0.27
Earnings per share: Basic, Total	$ 1.20	$ 1.26	$ 1.30	$ 1.23	$ 0.32	$ 1.21	$ 1.15	$ 1.06	$ 4.99	$ 3.74	$ 2.65
Assuming dilution
Income from continuing operations less net income attributable to the noncontrolling interest									3,924,000,000	2,926,000,000	1,858,000,000
Income from discontinued operations									0	0	209,000,000
Net income attributable to Honeywell	$ 947,000,000	$ 990,000,000	$ 1,021,000,000	$ 966,000,000	$ 251,000,000	$ 950,000,000	$ 902,000,000	$ 823,000,000	$ 3,924,000,000	$ 2,926,000,000	$ 2,067,000,000
Average shares
Weighted average shares outstanding									786.4	782.4	780.8
Dilutive securities issuable - stock plans									10.9	9.5	10.8
Total weighted average diluted shares outstanding									797.3	791.9	791.6
Earnings per share continuing operations - assuming dilution:									$ 4.92	$ 3.69	$ 2.35
Earnings per share discontinued operations - assuming dilution:									$ 0	$ 0	$ 0.26
Earnings per share - Assuming dilution, Total	$ 1.19	$ 1.24	$ 1.28	$ 1.21	$ 0.32	$ 1.20	$ 1.14	$ 1.04	$ 4.92	$ 3.69	$ 2.61
Earnings Per Share Paragraph Details [Abstract]
Stock options excluded from diluted computations									2.2	12.5	9.5