INTANGIBLE ASSETS - Schedule of Amounts Allocated to Intangible Assets from Acquisitions (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Mar. 31, 2024
Finite-Lived Intangible Assets [Line Items]
Total intangible assets, gross	$ 140,000	$ 155,958
Total accumulated amortization	(119,833)	(121,375)
Total intangible assets, net	20,167	34,583
Developed technology, gross
Finite-Lived Intangible Assets [Line Items]
Total intangible assets, gross	94,000	102,076
Total accumulated amortization	(75,666)	(70,743)
Total intangible assets, net	18,334	31,333
Customer relationship/trade name, gross
Finite-Lived Intangible Assets [Line Items]
Total intangible assets, gross	30,000	37,882
Total accumulated amortization	(28,167)	(34,632)
Total intangible assets, net	1,833	3,250
Publisher/data supply relationships, gross
Finite-Lived Intangible Assets [Line Items]
Total intangible assets, gross	16,000	16,000
Total accumulated amortization	(16,000)	(16,000)
Total intangible assets, net	$ 0	$ 0