CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 1,007,000,000	$ 946,000,000	$ 2,998,000,000	$ 2,676,000,000
Other Comprehensive Income (Loss), Net Of Tax [Abstract]
Foreign exchange translation adjustment	330,000,000	312,000,000	(126,000,000)	81,000,000
Actuarial gains	79,000,000	6,000,000	79,000,000	11,000,000
Prior service credit	108,000,000	0	108,000,000	0
Prior service costs recognized during the year	0	2,000,000	5,000,000	5,000,000
Actuarial losses recognized during year	1,000,000	0	13,000,000	10,000,000
Transition obligation recognized during the year	0	0	1,000,000	1,000,000
Settlements and curtailments	0	0	(26,000,000)	(2,000,000)
Pension and other postretirement benefit adjustments	188,000,000	8,000,000	180,000,000	25,000,000
Unrealized gains (losses) for the period	38,000,000	(15,000,000)	95,000,000	23,000,000
Changes in fair value of available for sale investments	38,000,000	(15,000,000)	95,000,000	23,000,000
Effective portion of cash flow hedges recognized in other comprehensive income (loss)	(4,000,000)	31,000,000	(32,000,000)	8,000,000
Less: Reclassification adjustment for gains (losses) included in net income	(4,000,000)	(7,000,000)	(11,000,000)	(13,000,000)
Changes in fair value of effective cash flow hedges	0	38,000,000	(21,000,000)	21,000,000
Other comprehensive income (loss), net of tax	556,000,000	343,000,000	128,000,000	150,000,000
Comprehensive income	1,563,000,000	1,289,000,000	3,126,000,000	2,826,000,000
Less: Comprehensive income (loss) attributable to noncontrolling interest	17,000,000	(2,000,000)	18,000,000	1,000,000
Comprehensive income attributable to Honeywell	$ 1,546,000,000	$ 1,291,000,000	$ 3,108,000,000	$ 2,825,000,000