CONSOLIDATED STATEMENT OF SHAREOWNERS EQUITY - USD ($) shares in Millions	Total	Common stock, par value	Additional paid-in capital	Retained earnings	Accumulated other comprehensive income (loss)	Noncontrolling interest	Treasury Stock, Common
Beginning balance at Dec. 31, 2019			$ 6,876,000,000	$ 37,693,000,000	$ (3,197,000,000)	$ 212,000,000	$ (23,836,000,000)
Treasury stock, beginning balance (in shares) at Dec. 31, 2019							(246.5)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Reacquired stock or repurchases of common stock (in shares)							(20.7)
Reacquired stock or repurchases of common stock							$ (3,714,000,000)
Issued for employee savings and option plans							6.4
Issued for employee savings and option plans			248,000,000				$ 321,000,000
Stock-based compensation expense			168,000,000
Impact of Quantinuum contribution	$ 0		0
Net income attributable to Honeywell	4,779,000,000			4,779,000,000
Dividends on common stock				(2,567,000,000)
Acquisitions, divestitures, and other						(6,000,000)
Net income attributable to noncontrolling interest	(86,000,000)					86,000,000
Foreign exchange translation adjustment	(211,000,000)				(214,000,000)	3,000,000
Pension and other postretirement benefit adjustments	74,000,000				74,000,000
Changes in fair value of available for sale investments					4,000,000
Changes in fair value of cash flow hedges	(44,000,000)				(44,000,000)
Dividends paid						(54,000,000)
Contributions from noncontrolling interest holders						0
Treasury stock, ending balance (in shares) at Dec. 31, 2020							(260.8)
Ending balance at Dec. 31, 2020	$ 17,790,000,000	$ 958,000,000	7,292,000,000	39,905,000,000	(3,377,000,000)	241,000,000	$ (27,229,000,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cash dividends per share of common stock	$ 3.630
Common stock, par value (in shares)		957.6
Total shareowners' equity (in shares)	696.8
Reacquired stock or repurchases of common stock (in shares)							(15.8)
Reacquired stock or repurchases of common stock							$ (3,380,000,000)
Issued for employee savings and option plans							3.8
Issued for employee savings and option plans			184,000,000				$ 147,000,000
Stock-based compensation expense			217,000,000
Impact of Quantinuum contribution	$ 460,000,000		448,000,000
Net income attributable to Honeywell	5,542,000,000			5,542,000,000
Dividends on common stock				(2,620,000,000)
Acquisitions, divestitures, and other						397,000,000
Net income attributable to noncontrolling interest	(68,000,000)					68,000,000
Foreign exchange translation adjustment	302,000,000				302,000,000	(4,000,000)
Pension and other postretirement benefit adjustments	186,000,000				186,000,000
Changes in fair value of available for sale investments					(3,000,000)
Changes in fair value of cash flow hedges	(3,000,000)				(3,000,000)
Dividends paid						(33,000,000)
Contributions from noncontrolling interest holders						4,000,000
Treasury stock, ending balance (in shares) at Dec. 31, 2021							(272.8)
Ending balance at Dec. 31, 2021	$ 19,242,000,000	$ 958,000,000	8,141,000,000	42,827,000,000	(2,895,000,000)	673,000,000	$ (30,462,000,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cash dividends per share of common stock	$ 3.770
Common stock, par value (in shares)	957.6	957.6
Total shareowners' equity (in shares)	684.8
Reacquired stock or repurchases of common stock (in shares)							(21.9)
Reacquired stock or repurchases of common stock							$ (4,200,000,000)
Issued for employee savings and option plans							4.7
Issued for employee savings and option plans			235,000,000				$ 219,000,000
Stock-based compensation expense			188,000,000
Impact of Quantinuum contribution	$ 0		0
Net income attributable to Honeywell	4,966,000,000			4,966,000,000
Dividends on common stock				(2,700,000,000)
Acquisitions, divestitures, and other						0
Net income attributable to noncontrolling interest	(1,000,000)					1,000,000
Foreign exchange translation adjustment	(372,000,000)				(354,000,000)	(18,000,000)
Pension and other postretirement benefit adjustments	(233,000,000)				(233,000,000)
Changes in fair value of available for sale investments					(8,000,000)
Changes in fair value of cash flow hedges	15,000,000				15,000,000
Dividends paid						(48,000,000)
Contributions from noncontrolling interest holders						14,000,000
Treasury stock, ending balance (in shares) at Dec. 31, 2022							(290.0)
Ending balance at Dec. 31, 2022	$ 17,319,000,000	$ 958,000,000	$ 8,564,000,000	$ 45,093,000,000	$ (3,475,000,000)	$ 622,000,000	$ (34,443,000,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cash dividends per share of common stock	$ 3.970
Common stock, par value (in shares)	957.6	957.6
Total shareowners' equity (in shares)	667.6