CONSOLIDATED STATEMENT OF OPERATIONS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Statement [Abstract]
Net sales	$ 35,466	$ 34,392	$ 32,637
Costs, expenses and other
Cost of products and services sold	23,825	23,394	22,169
Selling, general and administrative expenses	5,214	4,798	4,772
Other (income) expense	(366)	(1,378)	(675)
Interest and other financial charges	414	343	359
Cost, operating and non-operating expenses	29,087	27,157	26,625
Income before taxes	6,379	7,235	6,012
Tax expense	1,412	1,625	1,147
Net income	4,967	5,610	4,865
Less: Net income attributable to the noncontrolling interest	1	68	86
Net income attributable to Honeywell	$ 4,966	$ 5,542	$ 4,779
Earnings per share of common stock - basic (in dollars per share)	$ 7.33	$ 8.01	$ 6.79
Earnings per share of common stock - assuming dilution (in dollars per share)	$ 7.27	$ 7.91	$ 6.72
Product
Income Statement [Abstract]
Net sales	$ 25,960	$ 25,643	$ 24,737
Costs, expenses and other
Cost of products and services sold	18,263	18,344	17,638
Service
Income Statement [Abstract]
Net sales	9,506	8,749	7,900
Costs, expenses and other
Cost of products and services sold	$ 5,562	$ 5,050	$ 4,531