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RETIREMENT PLANS AND POST RETIREMENT PENSION PLANS, Financial Statement Location (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2021	Oct. 31, 2020
Amounts Recognized in Accumulated Other Comprehensive Income (loss): [Abstract]
Actuarial gain (loss)	$ (9)	$ (13)
Pension Plan | Non-U.S. Plans
Amounts recognized in the consolidated balance sheet
Funded status of plan	(7)	(149)
Amounts Recognized in Accumulated Other Comprehensive Income (loss): [Abstract]
Actuarial (gains) losses	149	311
Prior service costs (benefits)	0	0
Total	149	311
Actuarial gain (loss)	2	(19)
Pension Plan | Non-U.S. Plans | Other Assets
Amounts recognized in the consolidated balance sheet
Funded status of plan	160	123
Pension Plan | Non-U.S. Plans | Employee compensation and benefits [Member]
Amounts recognized in the consolidated balance sheet
Funded status of plan	0	0
Pension Plan | Non-U.S. Plans | Retirement and post-retirement benefits
Amounts recognized in the consolidated balance sheet
Funded status of plan	(167)	(272)
Pension Plan | U.S. Plan
Amounts recognized in the consolidated balance sheet
Funded status of plan	39	(71)
Amounts Recognized in Accumulated Other Comprehensive Income (loss): [Abstract]
Actuarial (gains) losses	36	134
Prior service costs (benefits)	0	0
Total	36	134
Actuarial gain (loss)	15	28
Pension Plan | U.S. Plan | Other Assets
Amounts recognized in the consolidated balance sheet
Funded status of plan	46	0
Pension Plan | U.S. Plan | Employee compensation and benefits [Member]
Amounts recognized in the consolidated balance sheet
Funded status of plan	(1)	(1)
Pension Plan | U.S. Plan | Retirement and post-retirement benefits
Amounts recognized in the consolidated balance sheet
Funded status of plan	(6)	(70)
Post-Retirement Benefit Plan | U.S. Plan
Amounts recognized in the consolidated balance sheet
Funded status of plan	32	(1)
Amounts Recognized in Accumulated Other Comprehensive Income (loss): [Abstract]
Actuarial (gains) losses	(23)	11
Prior service costs (benefits)	(4)	(5)
Total	(27)	6
Actuarial gain (loss)	(8)	4
Post-Retirement Benefit Plan | U.S. Plan | Other Assets
Amounts recognized in the consolidated balance sheet
Funded status of plan	32	0
Post-Retirement Benefit Plan | U.S. Plan | Employee compensation and benefits [Member]
Amounts recognized in the consolidated balance sheet
Funded status of plan	0	0
Post-Retirement Benefit Plan | U.S. Plan | Retirement and post-retirement benefits
Amounts recognized in the consolidated balance sheet
Funded status of plan	$ 0	$ (1)

X

- Definition

The net increase or decrease of changes in the value of either the benefit obligation or the plan assets resulting from experience different from that assumed or from a change in an actuarial assumption, or the consequence of a decision to temporarily deviate from the substantive plan, recognized in other comprehensive income.

+ References

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- Definition

Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Amount, before tax, after reclassification adjustment, of (increase) decrease in accumulated other comprehensive income from prior service cost (credit) of defined benefit plan.

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Amount of funded (unfunded) status of defined benefit plan, measured as difference between fair value of plan assets and benefit obligation. Includes, but is not limited to, overfunded (underfunded) status.

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