CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 1,192,000,000	$ 1,007,000,000	$ 3,354,000,000	$ 2,998,000,000
Other Comprehensive Income (Loss), Net Of Tax [Abstract]
Foreign exchange translation adjustment	(545,000,000)	330,000,000	(484,000,000)	(126,000,000)
Actuarial gains	0	79,000,000	0	79,000,000
Prior service credit	0	108,000,000	0	108,000,000
Actuarial losses recognized	4,000,000	1,000,000	12,000,000	13,000,000
Prior service costs recognized	0	0	0	5,000,000
Transition obligation recognized	0	0	1,000,000	1,000,000
Settlements and curtailments	0	0	0	(26,000,000)
Pension and other postretirement benefits adjustments	4,000,000	188,000,000	13,000,000	180,000,000
Unrealized gains (losses)	(6,000,000)	38,000,000	(8,000,000)	95,000,000
Less: Reclassification adjustment for gains included in net income	0	0	71,000,000	0
Changes in fair value of available for sale investments	(6,000,000)	38,000,000	(79,000,000)	95,000,000
Effective portion of cash flow hedges recognized in other comprehensive income (loss)	(3,000,000)	(4,000,000)	18,000,000	(32,000,000)
Less: Reclassification adjustment for gains (losses) included in net income	6,000,000	(4,000,000)	5,000,000	(11,000,000)
Changes in fair value of effective cash flow hedges	(9,000,000)	0	13,000,000	(21,000,000)
Other comprehensive income (loss), net of tax	(556,000,000)	556,000,000	(537,000,000)	128,000,000
Comprehensive income	636,000,000	1,563,000,000	2,817,000,000	3,126,000,000
Less: Comprehensive income attributable to the noncontrolling interest	26,000,000	17,000,000	70,000,000	18,000,000
Comprehensive income attributable to Honeywell	$ 610,000,000	$ 1,546,000,000	$ 2,747,000,000	$ 3,108,000,000