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RETIREMENT PLANS AND POST RETIREMENT PENSION PLANS, Fair Value of Plan Assets (Details) - USD ($)
$ in Millions
12 Months Ended
Oct. 31, 2019
Oct. 31, 2018
Oct. 31, 2017
Pension Plan | U.S. Plan      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets $ 432 $ 401 $ 414
Net asset value excluded from fair value by input 304 285  
Other assets 432 401  
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets 491 420  
Fair value of plan assets for defined benefit plan with benefit obligation in excess of plan assets. 432 401  
Projected benefit obligation and fair value of plan assets [Abstract]      
Defined Benefit obligation where Fair Value exceeds Pension benefit obligation 0 0  
Fair Value of plan assets where fair value exceeds pension benefit obligation 0 0  
Benefit Obligation 491 420 445
Accumulated benefit obligation and fair value of plan assets      
Accumulated benefit obligation in excess of fair value of plan assets - aggregate benefit obligation 491 420  
Accumulated benefit obligation in excess of accumulated benefit obligation - aggregate fair value of plan assets 432 401  
Accumulated Benefit Obligation where Fair Value of plan Assets exceeds ABO 0 0  
Fair value of plan assets for defined benefit pension plan where the fair value of plan assets exceeds ABO. 0 0  
Pension Plan | U.S. Plan | Cash and Cash Equivalents      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 1 4  
Net asset value excluded from fair value by input 1 4  
Pension Plan | U.S. Plan | Equity Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 336 308  
Net asset value excluded from fair value by input 258 239  
Pension Plan | U.S. Plan | Fixed Income Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 91 83  
Net asset value excluded from fair value by input 45 42  
Pension Plan | U.S. Plan | Other Investments      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 4 6  
Net asset value excluded from fair value by input 0 0  
Pension Plan | U.S. Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]      
Fair value of plan assets [Abstract]      
Other assets 124 105  
Pension Plan | U.S. Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Cash and Cash Equivalents      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0 0  
Pension Plan | U.S. Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Equity Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 78 69  
Pension Plan | U.S. Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fixed Income Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 46 36  
Pension Plan | U.S. Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Other Investments      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0 0  
Pension Plan | U.S. Plan | Significant Unobservable Inputs (Level 3)      
Fair value of plan assets [Abstract]      
Other assets 4 6  
Defined Benefit plan, change in fair value of plan assets, significant unobservable inputs (Level 3) (Roll Forward]      
Balance, beginning of year 6 7  
Realized gains/(losses) (1) 0  
Unrealized gains/(losses) (1) 1  
Purchases, sales, issuances, and settlements (2) (2)  
Transfers in (out) 0 0  
Balance, end of year 4 6  
Pension Plan | U.S. Plan | Significant Unobservable Inputs (Level 3) | Cash and Cash Equivalents      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0 0  
Pension Plan | U.S. Plan | Significant Unobservable Inputs (Level 3) | Equity Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0 0  
Pension Plan | U.S. Plan | Significant Unobservable Inputs (Level 3) | Fixed Income Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0 0  
Pension Plan | U.S. Plan | Significant Unobservable Inputs (Level 3) | Other Investments      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 4 6  
Pension Plan | U.S. Plan | Significant Other Observable Inputs (Level 2)      
Fair value of plan assets [Abstract]      
Other assets 0 5  
Pension Plan | U.S. Plan | Significant Other Observable Inputs (Level 2) | Cash and Cash Equivalents      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0 0  
Pension Plan | U.S. Plan | Significant Other Observable Inputs (Level 2) | Equity Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0 0  
Pension Plan | U.S. Plan | Significant Other Observable Inputs (Level 2) | Fixed Income Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0 5  
Pension Plan | U.S. Plan | Significant Other Observable Inputs (Level 2) | Other Investments      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0 0  
Pension Plan | Non-U.S. Plans      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 911 825 855
Net asset value excluded from fair value by input 220 161  
Other assets 911 825  
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets 752 563  
Fair value of plan assets for defined benefit plan with benefit obligation in excess of plan assets. 490 380  
Projected benefit obligation and fair value of plan assets [Abstract]      
Total projected benefit obligation - aggregate benefit obligation 1,067 913  
Defined Benefit obligation where Fair Value exceeds Pension benefit obligation 315 350  
Fair Value of plan assets where fair value exceeds pension benefit obligation 421 445  
Benefit Obligation 1,067 913 935
Accumulated benefit obligation and fair value of plan assets      
Accumulated benefit obligation in excess of fair value of plan assets - aggregate benefit obligation 651 543  
Total accumulated benefit obligation - aggregate benefit obligation 1,032 886  
Accumulated benefit obligation in excess of accumulated benefit obligation - aggregate fair value of plan assets 418 380  
Accumulated Benefit Obligation where Fair Value of plan Assets exceeds ABO 381 343  
Fair value of plan assets for defined benefit pension plan where the fair value of plan assets exceeds ABO. 493 445  
Pension Plan | Non-U.S. Plans | Cash and Cash Equivalents      
Fair value of plan assets [Abstract]      
Net asset value excluded from fair value by input 0 0  
Other assets 1 2  
Pension Plan | Non-U.S. Plans | Equity Securities      
Fair value of plan assets [Abstract]      
Net asset value excluded from fair value by input 133 131  
Other assets 512 489  
Pension Plan | Non-U.S. Plans | Fixed Income Securities      
Fair value of plan assets [Abstract]      
Net asset value excluded from fair value by input 87 30  
Other assets 398 334  
Pension Plan | Non-U.S. Plans | Other Investments      
Fair value of plan assets [Abstract]      
Net asset value excluded from fair value by input 0 0  
Other assets 0 0  
Pension Plan | Non-U.S. Plans | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]      
Fair value of plan assets [Abstract]      
Other assets 416 374  
Pension Plan | Non-U.S. Plans | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Cash and Cash Equivalents      
Fair value of plan assets [Abstract]      
Other assets 0 0  
Pension Plan | Non-U.S. Plans | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Equity Securities      
Fair value of plan assets [Abstract]      
Other assets 318 298  
Pension Plan | Non-U.S. Plans | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fixed Income Securities      
Fair value of plan assets [Abstract]      
Other assets 98 76  
Pension Plan | Non-U.S. Plans | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Other Investments      
Fair value of plan assets [Abstract]      
Other assets 0 0  
Pension Plan | Non-U.S. Plans | Significant Unobservable Inputs (Level 3)      
Fair value of plan assets [Abstract]      
Other assets 0 0  
Pension Plan | Non-U.S. Plans | Significant Unobservable Inputs (Level 3) | Cash and Cash Equivalents      
Fair value of plan assets [Abstract]      
Other assets 0 0  
Pension Plan | Non-U.S. Plans | Significant Unobservable Inputs (Level 3) | Equity Securities      
Fair value of plan assets [Abstract]      
Other assets 0 0  
Pension Plan | Non-U.S. Plans | Significant Unobservable Inputs (Level 3) | Fixed Income Securities      
Fair value of plan assets [Abstract]      
Other assets 0 0  
Pension Plan | Non-U.S. Plans | Significant Unobservable Inputs (Level 3) | Other Investments      
Fair value of plan assets [Abstract]      
Other assets 0 0  
Pension Plan | Non-U.S. Plans | Significant Other Observable Inputs (Level 2)      
Fair value of plan assets [Abstract]      
Other assets 275 290  
Pension Plan | Non-U.S. Plans | Significant Other Observable Inputs (Level 2) | Cash and Cash Equivalents      
Fair value of plan assets [Abstract]      
Other assets 1 2  
Pension Plan | Non-U.S. Plans | Significant Other Observable Inputs (Level 2) | Equity Securities      
Fair value of plan assets [Abstract]      
Other assets 61 60  
Pension Plan | Non-U.S. Plans | Significant Other Observable Inputs (Level 2) | Fixed Income Securities      
Fair value of plan assets [Abstract]      
Other assets 213 228  
Pension Plan | Non-U.S. Plans | Significant Other Observable Inputs (Level 2) | Other Investments      
Fair value of plan assets [Abstract]      
Other assets 0 0  
Post-Retirement Benefit Plan | U.S. Plan      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 95 90 95
Net asset value excluded from fair value by input 64 62  
Other assets   90  
Projected benefit obligation and fair value of plan assets [Abstract]      
Benefit Obligation 94 87 $ 97
Post-Retirement Benefit Plan | U.S. Plan | Cash and Cash Equivalents      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 3    
Net asset value excluded from fair value by input 3 3  
Other assets   3  
Post-Retirement Benefit Plan | U.S. Plan | Equity Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 69    
Net asset value excluded from fair value by input 51 50  
Other assets   65  
Post-Retirement Benefit Plan | U.S. Plan | Fixed Income Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 21    
Net asset value excluded from fair value by input 10 9  
Other assets   18  
Post-Retirement Benefit Plan | U.S. Plan | Other Investments      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 2    
Net asset value excluded from fair value by input 0 0  
Other assets   4  
Post-Retirement Benefit Plan | U.S. Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 29    
Other assets   24  
Post-Retirement Benefit Plan | U.S. Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Cash and Cash Equivalents      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0    
Other assets   0  
Post-Retirement Benefit Plan | U.S. Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Equity Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 18    
Other assets   15  
Post-Retirement Benefit Plan | U.S. Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fixed Income Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 11    
Other assets   9  
Post-Retirement Benefit Plan | U.S. Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Other Investments      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0    
Other assets   0  
Post-Retirement Benefit Plan | U.S. Plan | Significant Unobservable Inputs (Level 3)      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 2    
Other assets   4  
Defined Benefit plan, change in fair value of plan assets, significant unobservable inputs (Level 3) (Roll Forward]      
Balance, beginning of year 4 4  
Realized gains/(losses) (1) 0  
Unrealized gains/(losses) 0 1  
Purchases, sales, issuances, and settlements (1) (1)  
Transfers in (out) 0 0  
Balance, end of year 2 4  
Post-Retirement Benefit Plan | U.S. Plan | Significant Unobservable Inputs (Level 3) | Cash and Cash Equivalents      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0    
Other assets   0  
Post-Retirement Benefit Plan | U.S. Plan | Significant Unobservable Inputs (Level 3) | Equity Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0    
Other assets   0  
Post-Retirement Benefit Plan | U.S. Plan | Significant Unobservable Inputs (Level 3) | Fixed Income Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0    
Other assets   0  
Post-Retirement Benefit Plan | U.S. Plan | Significant Unobservable Inputs (Level 3) | Other Investments      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 2    
Other assets   4  
Post-Retirement Benefit Plan | U.S. Plan | Significant Other Observable Inputs (Level 2)      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0    
Other assets   0  
Post-Retirement Benefit Plan | U.S. Plan | Significant Other Observable Inputs (Level 2) | Cash and Cash Equivalents      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0    
Other assets   0  
Post-Retirement Benefit Plan | U.S. Plan | Significant Other Observable Inputs (Level 2) | Equity Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0    
Other assets   0  
Post-Retirement Benefit Plan | U.S. Plan | Significant Other Observable Inputs (Level 2) | Fixed Income Securities      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets 0    
Other assets   0  
Post-Retirement Benefit Plan | U.S. Plan | Significant Other Observable Inputs (Level 2) | Other Investments      
Fair value of plan assets [Abstract]      
Fair Value of Plan Assets $ 0    
Other assets   $ 0