FAIR VALUE MEASUREMENTS (Tables)

3 Months Ended

Jan. 31, 2022

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

The Company's assets and liabilities that were measured at fair value on a recurring basis are set forth by level within the fair value hierarchy in the following tables (in thousands):

	As of January 31, 2022
	Quoted Prices in Active Markets for Identical Assets (Level 1)	Significant Other Observable Inputs (Level 2)	Significant Unobservable Inputs (Level 3)	Total
Assets:
Deferred compensation plan:
Corporate-owned life insurance	$—	$235,693	$—	$235,693
Money market funds	5,148	—	—	5,148
Total assets	$5,148	$235,693	$—	$240,841
Liabilities:
Contingent consideration	$—	$—	$61,853	$61,853

	As of October 31, 2021
	Quoted Prices in Active Markets for Identical Assets (Level 1)	Significant Other Observable Inputs (Level 2)	Significant Unobservable Inputs (Level 3)	Total
Assets:
Deferred compensation plan:
Corporate-owned life insurance	$—	$245,580	$—	$245,580
Money market funds	4	—	—	4
Total assets	$4	$245,580	$—	$245,584
Liabilities:
Contingent consideration	$—	$—	$62,286	$62,286

Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]

The following unobservable inputs were used to derive the estimated fair value of the Company's Level 3 contingent consideration liabilities as of January 31, 2022 ($ in thousands):

		Unobservable		Weighted
Acquisition Date	Fair Value	Input	Range	Average (1)
8-4-2021	$18,213	Compound annual revenue growth rate	0% - 9%	7%
		Discount rate	5.5% - 5.7%	5.6%
8-18-2020	11,711	Compound annual revenue growth rate	6% - 17%	10%
		Discount rate	4.9% - 5.5%	5.1%
8-11-2020	13,309	Compound annual revenue growth rate	2% - 15%	10%
		Discount rate	5.5% - 5.5%	5.5%
9-15-2017	18,620	Compound annual revenue growth rate	(1%) - 7%	5%
		Discount rate	4.3% - 4.3%	4.3%

(1)    Unobservable inputs were weighted by the relative fair value of the contingent consideration liability.

Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

Changes in the Company’s contingent consideration liabilities measured at fair value on a recurring basis using unobservable inputs (Level 3) for the three months ended January 31, 2022 are as follows (in thousands):

	Liabilities
Balance as of October 31, 2021	$62,286
Decrease in accrued contingent consideration, net	(114)
Foreign currency transaction adjustments	(319)
Balance as of January 31, 2022	$61,853
Included in the accompanying Condensed Consolidated Balance Sheet  under the following captions:
Accrued expenses and other current liabilities	$7,655
Other long-term liabilities	54,198
	$61,853