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CAPITAL STOCK (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Capital Stock Paragraph Details [Abstract]    
Common stock shares authorized 2,000,000,000us-gaap_CommonStockSharesAuthorized  
Common Shares par value $ 1us-gaap_CommonStockParOrStatedValuePerShare  
Authorized Amount Of Common Stock Value Of Share Repurchase Program   $ 5,000,000,000hon_AuthorizedAmountOfCommonStockValueOfShareRepurchaseProgram
Stock Repurchase Program Remaining Authorized Repurchase Amount 4,100,000,000us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1 5,000,000,000us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1
Preferred Stock Shares Authorized   40,000,000us-gaap_PreferredStockSharesAuthorized
Reacquired stock or repurchases of common stock $ 924,000,000us-gaap_TreasuryStockValueAcquiredCostMethod $ 1,073,000,000us-gaap_TreasuryStockValueAcquiredCostMethod
Stock Repurchased During Period Shares 10,000,000us-gaap_TreasuryStockSharesAcquired 13,500,000us-gaap_TreasuryStockSharesAcquired