Commitments and Contingencies (Details 2) (USD $) In Millions, unless otherwise specified	9 Months Ended
Sep. 30, 2011
New Jersey Chrome Sites [Member]
Environmental Matters Paragraph Details [Abstract]
Study area 7 chromium residue	one million tons
Site Contingency Number Of Aco Sites	21
Third party past costs	$ 5
Publicly funded sites, fully responsible	24
Publicly funded sites, total	53
Partially responsible sites, percent	50.00%
Number of sites, partially responsible	10
Dundalk Marine Terminal [Member]
Environmental Matters Paragraph Details [Abstract]
Cost of developing and implementing permanent remedy percent	77.00%

Honeywell share of cost of developing and implementing permanent remedy percent

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Estimated disposal of chrome from Jersey City sites

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Percent of publicly funded sites for which company is partially responsible.

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Total number of ACO Sites

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Total number of publicly funded sites.

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Number of publicly funded sites for which company is fully responsible.

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Number of publicly funded sites for which company is partially responsible.

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New Jersey Department of Environmental Protection past costs.

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