RETIREMENT PLANS AND POST RETIREMENT PENSION PLANS (By Fair Value Hierarchy) (Details) - USD ($) $ in Millions	Oct. 31, 2021	Oct. 31, 2020	Oct. 31, 2019
UNITED STATES | Pension Plan [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	$ 862	$ 722	$ 615
Other assets	0	0
UNITED STATES | Pension Plan [Member] | Cash and cash equivalents
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	18	110
UNITED STATES | Pension Plan [Member] | Equity
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	605	443
UNITED STATES | Pension Plan [Member] | Fixed income
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	239	169
UNITED STATES | Pension Plan [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	214	133
UNITED STATES | Pension Plan [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | Cash and cash equivalents
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
UNITED STATES | Pension Plan [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	187	124
UNITED STATES | Pension Plan [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed income
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	27	9
UNITED STATES | Pension Plan [Member] | Significant Other Observable Inputs (Level 2)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	122	211
UNITED STATES | Pension Plan [Member] | Significant Other Observable Inputs (Level 2) | Cash and cash equivalents
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	18	110
UNITED STATES | Pension Plan [Member] | Significant Other Observable Inputs (Level 2) | Equity
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	1	1
UNITED STATES | Pension Plan [Member] | Significant Other Observable Inputs (Level 2) | Fixed income
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	103	100
UNITED STATES | Pension Plan [Member] | Significant Unobservable Inputs (Level 3)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
UNITED STATES | Pension Plan [Member] | Significant Unobservable Inputs (Level 3) | Cash and cash equivalents
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
UNITED STATES | Pension Plan [Member] | Significant Unobservable Inputs (Level 3) | Equity
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
UNITED STATES | Pension Plan [Member] | Significant Unobservable Inputs (Level 3) | Fixed income
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
UNITED STATES | Pension Plan [Member] | Fair Value Measured at Net Asset Value Per Share | Cash and cash equivalents at NAV [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
UNITED STATES | Pension Plan [Member] | Fair Value Measured at Net Asset Value Per Share | Equity at NAV [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	417	318
UNITED STATES | Pension Plan [Member] | Fair Value Measured at Net Asset Value Per Share | Fixed Income securities at NAV [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	109	60
UNITED STATES | Pension Plan [Member] | Fair Value Measured at Net Asset Value Per Share | Total assets at NAV [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	526	378
UNITED STATES | Other Postretirement Benefits Plan [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	207	175	176
Other assets	17	0
UNITED STATES | Other Postretirement Benefits Plan [Member] | Cash and cash equivalents
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	5	4
UNITED STATES | Other Postretirement Benefits Plan [Member] | Equity
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	144	123
UNITED STATES | Other Postretirement Benefits Plan [Member] | Fixed income
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	58	48
UNITED STATES | Other Postretirement Benefits Plan [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	51	37
UNITED STATES | Other Postretirement Benefits Plan [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | Cash and cash equivalents
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
UNITED STATES | Other Postretirement Benefits Plan [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	45	34
UNITED STATES | Other Postretirement Benefits Plan [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed income
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	6	3
UNITED STATES | Other Postretirement Benefits Plan [Member] | Significant Other Observable Inputs (Level 2)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	30	32
UNITED STATES | Other Postretirement Benefits Plan [Member] | Significant Other Observable Inputs (Level 2) | Cash and cash equivalents
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	5	4
UNITED STATES | Other Postretirement Benefits Plan [Member] | Significant Other Observable Inputs (Level 2) | Equity
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
UNITED STATES | Other Postretirement Benefits Plan [Member] | Significant Other Observable Inputs (Level 2) | Fixed income
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	25	28
UNITED STATES | Other Postretirement Benefits Plan [Member] | Significant Unobservable Inputs (Level 3)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
UNITED STATES | Other Postretirement Benefits Plan [Member] | Significant Unobservable Inputs (Level 3) | Cash and cash equivalents
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
UNITED STATES | Other Postretirement Benefits Plan [Member] | Significant Unobservable Inputs (Level 3) | Equity
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
UNITED STATES | Other Postretirement Benefits Plan [Member] | Significant Unobservable Inputs (Level 3) | Fixed income
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
UNITED STATES | Other Postretirement Benefits Plan [Member] | Fair Value Measured at Net Asset Value Per Share | Cash and cash equivalents at NAV [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
UNITED STATES | Other Postretirement Benefits Plan [Member] | Fair Value Measured at Net Asset Value Per Share | Equity at NAV [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	99	89
UNITED STATES | Other Postretirement Benefits Plan [Member] | Fair Value Measured at Net Asset Value Per Share | Fixed Income securities at NAV [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	27	17
UNITED STATES | Other Postretirement Benefits Plan [Member] | Fair Value Measured at Net Asset Value Per Share | Total assets at NAV [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	126	106
Foreign Plan [Member] | Pension Plan [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	1,608	1,545	1,538
Other assets	264	311
Foreign Plan [Member] | Pension Plan [Member] | Equity
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	526	452
Foreign Plan [Member] | Pension Plan [Member] | Fixed income
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	718	1,093
Foreign Plan [Member] | Pension Plan [Member] | Other Investments
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	364
Foreign Plan [Member] | Pension Plan [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	189	150
Foreign Plan [Member] | Pension Plan [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	189	150
Foreign Plan [Member] | Pension Plan [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed income
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
Foreign Plan [Member] | Pension Plan [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) | Other Investments
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0
Foreign Plan [Member] | Pension Plan [Member] | Significant Other Observable Inputs (Level 2)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	237	221
Foreign Plan [Member] | Pension Plan [Member] | Significant Other Observable Inputs (Level 2) | Equity
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	2	0
Foreign Plan [Member] | Pension Plan [Member] | Significant Other Observable Inputs (Level 2) | Fixed income
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	235	221
Foreign Plan [Member] | Pension Plan [Member] | Significant Unobservable Inputs (Level 3)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	364	0	$ 0
Foreign Plan [Member] | Pension Plan [Member] | Significant Unobservable Inputs (Level 3) | Equity
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
Foreign Plan [Member] | Pension Plan [Member] | Significant Unobservable Inputs (Level 3) | Fixed income
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	0	0
Foreign Plan [Member] | Pension Plan [Member] | Significant Unobservable Inputs (Level 3) | Other Investments
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	364
Foreign Plan [Member] | Pension Plan [Member] | Fair Value Measured at Net Asset Value Per Share | Equity at NAV [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	335	302
Foreign Plan [Member] | Pension Plan [Member] | Fair Value Measured at Net Asset Value Per Share | Fixed Income securities at NAV [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	483	872
Foreign Plan [Member] | Pension Plan [Member] | Fair Value Measured at Net Asset Value Per Share | Total assets at NAV [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	$ 818	$ 1,174