ACQUISITIONS AND DIVESTITURES (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2016	Dec. 31, 2015
Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Net [Abstract]
Goodwill	$ 16,688	$ 15,895
Total Acquisitions [Member]
Business Acquisitions and Divestitures [Line Items]
Payments To Acquire Businesses Net Of Cash Acquired	$ 1,053
Elster [Member]
Business Acquisitions and Divestitures [Line Items]
Name of acquired entity	Elster Division of Melrose Industries plc (Elster)
Effective date of acquisition	Dec. 29, 2015
Payments To Acquire Businesses Net Of Cash Acquired	$ 4,899
Purchase price	4,899
Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Net [Abstract]
Current assets	525
Intangible assets	2,255
Other noncurrent assets	207
Current liabilities	(437)
Noncurrent liabilities	(988)
Net assets acquired	1,562
Noncontrolling interest	(3)
Goodwill	3,340
Purchase price	$ 4,899
Intelligrated [Member]
Business Acquisitions and Divestitures [Line Items]
Name of acquired entity	Intelligrated
Description of acquired entity	a leading provider of supply chain and warehouse automation technologies
Date of acquisition agreement	Jul. 01, 2016
Effective date of acquisition	Sep. 30, 2016
Payments To Acquire Businesses Net Of Cash Acquired	$ 1,500
Resins and Chemicals (to be name AdvanSix) [Member]
Spinoff [Abstract]
Spinoff Activities, Description	In May 2016, the Company announced its intention to spin off its Resins and Chemicals business into a standalone, publicly-traded company (to be named AdvanSix) to Honeywell shareowners. The transaction is expected to be completed by the end of 2016 and is subject to certain customary conditions, including, among others, assurance that the spin-off will be tax-free to Honeywell shareowners, the effectiveness of appropriate filings with the U.S. Securities and Exchange Commission, and final approval by Honeywell’s Board of Directors. The Resins and Chemicals business is part of PMT.
Spinoff Activities, Initiation Date	May 12, 2016
Spinoff Activities, Completion Date	Dec. 31, 2016