REDEEMABLE NONCONTROLLING INTERESTS (Put Rights) (Details)	12 Months Ended
	Oct. 31, 2021
Electronic Technologies Group [Member] | Subsidiary One [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2005
Business Acquisition, Percentage of Voting Interests Acquired	95.90%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2022	[1]
Put Rights Purchase Period	4 years	[2]
Electronic Technologies Group [Member] | Subsidiary Four [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2009
Business Acquisition, Percentage of Voting Interests Acquired	82.50%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2022	[1]
Put Rights Purchase Period	1 year
Electronic Technologies Group [Member] | Subsidiary Ten [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2015
Business Acquisition, Percentage of Voting Interests Acquired	80.10%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2022	[1]
Put Rights Purchase Period	2 years
Electronic Technologies Group [Member] | Subsidiary Twelve [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2018
Business Acquisition, Percentage of Voting Interests Acquired	85.00%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2022	[1]
Put Rights Purchase Period	1 year
Electronic Technologies Group [Member] | Subsidiary Thirteen [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2019
Business Acquisition, Percentage of Voting Interests Acquired	92.70%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2023
Put Rights Purchase Period	4 years
Electronic Technologies Group [Member] | Subsidiary Fourteen [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2019
Business Acquisition, Percentage of Voting Interests Acquired	85.00%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2024
Put Rights Purchase Period	4 years
Electronic Technologies Group [Member] | Subsidiary Sixteen [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2019
Business Acquisition, Percentage of Voting Interests Acquired	75.00%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2024
Put Rights Purchase Period	4 years	[3]
Electronic Technologies Group [Member] | Subsidiary Seventeen [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2020
Business Acquisition, Percentage of Voting Interests Acquired	80.10%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2025
Put Rights Purchase Period	4 years
Electronic Technologies Group [Member] | Subsidiary Nineteen [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2020
Business Acquisition, Percentage of Voting Interests Acquired	75.00%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2024
Put Rights Purchase Period	4 years	[3]
Electronic Technologies Group [Member] | Subsidiary Twenty [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2020
Business Acquisition, Percentage of Voting Interests Acquired	90.00%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2025
Put Rights Purchase Period	4 years
Electronic Technologies Group [Member] | Subsidiary Twenty-Three [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2021
Business Acquisition, Percentage of Voting Interests Acquired	80.10%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2024
Put Rights Purchase Period	3 years	[4]
Flight Support Group [Member] | Subsidiary Two [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2006
Business Acquisition, Percentage of Voting Interests Acquired	80.10%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2022	[1]
Put Rights Purchase Period	4 years
Flight Support Group [Member] | Subsidiary Three [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2008
Business Acquisition, Percentage of Voting Interests Acquired	90.00%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2024
Put Rights Purchase Period	4 years
Flight Support Group [Member] | Subsidiary Five [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2012
Business Acquisition, Percentage of Voting Interests Acquired	84.00%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2022	[1]
Put Rights Purchase Period	4 years
Flight Support Group [Member] | Subsidiary Six [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2012
Business Acquisition, Percentage of Voting Interests Acquired	80.10%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2022	[1]
Put Rights Purchase Period	4 years
Flight Support Group [Member] | Subsidiary Seven [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2015
Business Acquisition, Percentage of Voting Interests Acquired	85.00%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2022	[1]
Put Rights Purchase Period	3 years	[5]
Flight Support Group [Member] | Subsidiary Eight [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2015
Business Acquisition, Percentage of Voting Interests Acquired	80.10%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2022	[1]
Put Rights Purchase Period	4 years
Flight Support Group [Member] | Subsidiary Nine [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2015
Business Acquisition, Percentage of Voting Interests Acquired	80.10%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2022
Put Rights Purchase Period	4 years
Flight Support Group [Member] | Subsidiary Eleven [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2017
Business Acquisition, Percentage of Voting Interests Acquired	80.10%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2022
Put Rights Purchase Period	2 years	[6]
Flight Support Group [Member] | Subsidiary Fifteen [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2019
Business Acquisition, Percentage of Voting Interests Acquired	80.10%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2026
Put Rights Purchase Period	4 years
Flight Support Group [Member] | Subsidiary Eighteen [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2020
Business Acquisition, Percentage of Voting Interests Acquired	70.00%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2027
Put Rights Purchase Period	4 years
Flight Support Group [Member] | Subsidiary Twenty-One [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2021
Business Acquisition, Percentage of Voting Interests Acquired	80.10%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2026
Put Rights Purchase Period	4 years
Flight Support Group [Member] | Subsidiary Twenty-Two [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Oct. 31, 2021
Business Acquisition, Percentage of Voting Interests Acquired	89.00%
Class of Warrant or Right, Date from which Warrants or Rights Exercisable	Oct. 31, 2028
Put Rights Purchase Period	4 years

[1] Currently puttable.

[2] A portion is to be purchased in a lump sum.

[3] The exercise of the Put Right for either entity will automatically trigger a Put Right exercise for the other entity.

[4] The Put Rights for 9.55% and 3.98% noncontrolling interests may be exercised no earlier than fiscal 2024 with the purchase over a three-year period. The Put Right for 6.37% noncontrolling interest may be exercised no earlier than fiscal 2028 with the purchase over a four-year period.

[5] The Put Right for the remaining 15% noncontrolling interest may be exercised in 5% increments annually and the first increment is currently puttable.

[6] Half of the 19.9% noncontrolling interest will be purchased in the year the Put Right is exercised and the other half will be purchased two years later.