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INTANGIBLE ASSETS: (Tables)
 12 Months Ended
Mar. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Amortization Activity of Intangible Assets The following table shows the amortization activity of intangible assets (dollars in thousands):
March 31, 2022March 31, 2021
Developed technology, gross$84,146 $78,547 
Accumulated amortization(67,980)(60,424)
Net developed technology$16,166 $18,123 
Customer relationship/Trade name, gross$43,490 $43,506 
Accumulated amortization(40,582)(37,510)
Net customer/trade name$2,908 $5,996 
Publisher/Data supply relationships, gross$39,800 $39,800 
Accumulated amortization(32,156)(24,189)
Net publisher/data supply relationships$7,644 $15,611 
Total intangible assets, gross$167,436 $161,853 
Total accumulated amortization(140,718)(122,123)
Total intangible assets, net$26,718 $39,730 
Schedule of Estimated Future Amortization Expenses related to Purchases and Other Intangible Assets
The following table presents the estimated future amortization expenses related to intangible assets.

Fiscal Year:
2023$16,837 
20246,860 
20253,021 
$26,718