EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Basic
Net income attributable to Honeywell	$ 1,552	$ 1,257	$ 3,947	$ 4,114
Weighted average shares outstanding (in shares)	674.1	690.6	679.3	693.6
Earnings per share of common stock - basic (in dollars per share)	$ 2.30	$ 1.82	$ 5.81	$ 5.93
Assuming Dilution
Net income attributable to Honeywell	$ 1,552	$ 1,257	$ 3,947	$ 4,114
Average Shares
Weighted average shares outstanding (in shares)	674.1	690.6	679.3	693.6
Dilutive securities issuable - stock plans (in shares)	5.5	8.3	6.0	8.4
Total weighted average shares outstanding (in shares)	679.6	698.9	685.3	702.0
Earnings per share of common stock - assuming dilution (in dollars per share)	$ 2.28	$ 1.80	$ 5.76	$ 5.86
Stock options excluded from diluted computations (in shares)	5.5	1.9	3.6	1.6
Total shareowners' equity (in shares)	672.3	688.4	672.3	688.4
Shares issued (in shares)	957.6	957.6	957.6	957.6