RESTRUCTURING CHARGES - Summary of the Restructuring and Other Related Charges (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Restructuring Cost and Reserve [Line Items]
Intangible asset impairment	$ 3,862	$ 5,909	$ 82,196	$ 12,391
Personnel related costs
Restructuring Cost and Reserve [Line Items]
Intangible asset impairment	2,234	1,613	10,284	3,751
Facilities, exit costs and other
Restructuring Cost and Reserve [Line Items]
Intangible asset impairment	1,628	3,857	12,794	6,146
Non-cash facility and other
Restructuring Cost and Reserve [Line Items]
Intangible asset impairment	0	439	59,118	2,494
Cost of goods and services
Restructuring Cost and Reserve [Line Items]
Intangible asset impairment	1,777	2,441	76,422	5,218
Selling, general and administrative expenses
Restructuring Cost and Reserve [Line Items]
Intangible asset impairment	$ 2,085	$ 3,468	$ 5,774	$ 7,173