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INTANGIBLE ASSETS: (Tables) | 12 Months Ended
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Mar. 31, 2020
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, 2020 |  | March 31, 2019 |  |
Developed technology, gross |  | $ | 66,451 |  |  | $ | 54,000 |  |  |
Accumulated amortization |  | (54,713) |  |  | (49,625) |  |  |
Net developed technology |  | $ | 11,738 |  |  | $ | 4,375 |  |  |
Customer relationship/Trade name, gross |  | $ | 42,993 |  |  | $ | 35,800 |  |  |
Accumulated amortization |  | (33,109) |  |  | (26,128) |  |  |
Net customer/trade name |  | $ | 9,884 |  |  | $ | 9,672 |  |  |
Publisher/Data supply relationships, gross |  | $ | 39,800 |  |  | $ | 23,800 |  |  |
Accumulated amortization |  | (16,222) |  |  | (9,255) |  |  |
Net publisher relationship |  | $ | 23,578 |  |  | $ | 14,545 |  |  |
Total intangible assets, gross |  | $ | 149,244 |  |  | $ | 113,600 |  |  |
Total accumulated amortization |  | (104,044) |  |  | (85,008) |  |  |
Total intangible assets, net |  | $ | 45,200 |  |  | $ | 28,592 |  |  |
Schedule of estimated future amortization expenses related to purchases and other intangible assets | The following table presents the estimated future amortization expenses related to purchased intangible assets (dollars in thousands):
Fiscal Year: |  |
2021 |  | $ | 17,363 |
2022 |  | 14,092 |
2023 |  | 11,683 |
2024 |  | 2,062 |
|  | $ | 45,200 |

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- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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