CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 1,248,000,000	$ 1,276,000,000	$ 3,801,000,000	$ 3,644,000,000
Other Comprehensive Income (Loss), Net Of Tax [Abstract]
Foreign exchange translation adjustment	35,000,000	(383,000,000)	83,000,000	(893,000,000)
Actuarial losses	0	0	0	(17,000,000)
Actuarial losses recognized	4,000,000	5,000,000	11,000,000	15,000,000
Prior service credits recognized	(20,000,000)	(1,000,000)	(58,000,000)	(4,000,000)
Settlements and curtailments	0	2,000,000	0	2,000,000
Pension and other postretirement benefits adjustments	(16,000,000)	6,000,000	(47,000,000)	(4,000,000)
Effective portion of cash flow hedges recognized in other comprehensive income (loss)	(7,000,000)	(8,000,000)	(1,000,000)	60,000,000
Less: Reclassification adjustment for gains (losses) included in net income	(5,000,000)	19,000,000	(18,000,000)	77,000,000
Changes in fair value of effective cash flow hedges	(2,000,000)	(27,000,000)	17,000,000	(17,000,000)
Other comprehensive income (loss), net of tax	17,000,000	(404,000,000)	53,000,000	(914,000,000)
Comprehensive income	1,265,000,000	872,000,000	3,854,000,000	2,730,000,000
Less: Comprehensive income attributable to the noncontrolling interest	8,000,000	8,000,000	23,000,000	66,000,000
Comprehensive income attributable to Honeywell	$ 1,257,000,000	$ 864,000,000	$ 3,831,000,000	$ 2,664,000,000