CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 1,022,000,000	$ 905,000,000	$ 1,991,000,000	$ 1,730,000,000
Other Comprehensive Income (Loss), Net Of Tax [Abstract]
Foreign exchange translation adjustment	(75,000,000)	(420,000,000)	(456,000,000)	(231,000,000)
Actuarial gains	0	5,000,000	0	5,000,000
Prior service costs recognized during the year	2,000,000	1,000,000	5,000,000	3,000,000
Actuarial losses recognized during year	6,000,000	3,000,000	12,000,000	10,000,000
Transition obligation recognized during the year	1,000,000	1,000,000	1,000,000	1,000,000
Settlements and curtailments	(26,000,000)	(4,000,000)	(26,000,000)	(2,000,000)
Pension and other postretirement benefit adjustments	(17,000,000)	6,000,000	(8,000,000)	17,000,000
Unrealized gains (losses) for the period	3,000,000	(5,000,000)	57,000,000	38,000,000
Changes in fair value of available for sale investments	3,000,000	(5,000,000)	57,000,000	38,000,000
Effective portion of cash flow hedges recognized in other comprehensive income	(28,000,000)	(48,000,000)	(28,000,000)	(23,000,000)
Less: Reclassification adjustment for gains (losses) included in net income	(6,000,000)	(12,000,000)	(7,000,000)	(6,000,000)
Changes in fair value of effective cash flow hedges	(22,000,000)	(36,000,000)	(21,000,000)	(17,000,000)
Other comprehensive income (loss), net of tax	(111,000,000)	(455,000,000)	(428,000,000)	(193,000,000)
Comprehensive income	911,000,000	450,000,000	1,563,000,000	1,537,000,000
Less: Comprehensive income (loss) attributable to noncontrolling interest	(2,000,000)	(1,000,000)	1,000,000	3,000,000
Comprehensive income attributable to Honeywell	$ 913,000,000	$ 451,000,000	$ 1,562,000,000	$ 1,534,000,000