RESTRUCTURING, IMPAIRMENT AND OTHER CHARGES - Narrative (Details) $ in Thousands	9 Months Ended	12 Months Ended				21 Months Ended
	Mar. 31, 2023 USD ($)	Mar. 31, 2024 USD ($)	Mar. 31, 2023 USD ($) leasedOfficeSpace	Mar. 31, 2022 USD ($)	Mar. 31, 2021 USD ($)	Mar. 31, 2024 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring charges and adjustments		$ 4,227	$ 7,792	$ (19)
ROU asset group impairments and adjustments	$ 24,600	1,946	24,599	$ 0
Operating lease, ROU asset, impairment loss		1,700	20,500
Leasehold improvements	$ 4,100	200	$ 4,100			$ 200
Number of leased office space exited | leasedOfficeSpace			8
Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges and adjustments		4,200	$ 7,800		$ 1,700
Employee Severance | Restructuring Activity 2021
Restructuring Cost and Reserve [Line Items]
Restructuring reserve		200				200
Employee Severance | Restructuring Activity 2024
Restructuring Cost and Reserve [Line Items]
Restructuring reserve		1,400				1,400
Facility Closing
Restructuring Cost and Reserve [Line Items]
Restructuring charges and adjustments						2,800
Restructuring reserve related charges			$ 2,900
Restructuring reserve		1,700				1,700
Facility Closing | Restructuring Activity 2017
Restructuring Cost and Reserve [Line Items]
Restructuring charges and adjustments		7,300
Restructuring reserve		1,300				$ 1,300
United States and Asia Pacific | Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring reserve related charges		4,000
United States and Europe | Employee Severance | Restructuring Activity 2021
Restructuring Cost and Reserve [Line Items]
Restructuring charges and adjustments		$ 200
United States
Restructuring Cost and Reserve [Line Items]
Number of leased office space exited | leasedOfficeSpace			5
United States | Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring reserve related charges					$ 1,700
Boston
Restructuring Cost and Reserve [Line Items]
Number of leased office space exited | leasedOfficeSpace			1
Philadelphia
Restructuring Cost and Reserve [Line Items]
Number of leased office space exited | leasedOfficeSpace			1
Phoenix
Restructuring Cost and Reserve [Line Items]
Number of leased office space exited | leasedOfficeSpace			1
San Francisco
Restructuring Cost and Reserve [Line Items]
Number of leased office space exited | leasedOfficeSpace			2
Europe
Restructuring Cost and Reserve [Line Items]
Number of leased office space exited | leasedOfficeSpace			3
The Netherlands
Restructuring Cost and Reserve [Line Items]
Number of leased office space exited | leasedOfficeSpace			1
London, England
Restructuring Cost and Reserve [Line Items]
Number of leased office space exited | leasedOfficeSpace			1
Paris, France
Restructuring Cost and Reserve [Line Items]
Number of leased office space exited | leasedOfficeSpace			1