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GOODWILL AND INTANGIBLE ASSETS: | 6 Months Ended
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Sep. 30, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
GOODWILL AND INTANGIBLE ASSETS: | GOODWILL AND INTANGIBLE ASSETS: Goodwill for the six months ended September 30, 2018 (dollars in thousands) was as follows:
|  | Total
Balance at March 31, 2018 |  | $ | 203,639
Reallocation from AMS |  | 1,377
Change in foreign currency translation adjustment |  | (147)
Balance at September 30, 2018 |  | $ | 204,869
Goodwill by geography as of September 30, 2018 was:
|  | Total
U.S. |  | $ | 201,449
APAC |  | 3,420
Balance at September 30, 2018 |  | $ | 204,869
The amounts allocated to intangible assets from acquisitions include developed technology, customer relationships, trade names, and publisher relationships. Amortization lives for those intangibles range from two years to six years. The following table shows the amortization activity of intangible assets (dollars in thousands):
|  | September 30, 2018 |  | March 31, 2018 |  |
Developed technology, gross (Software) |  | $ | 54,000 |  | $ | 54,000 |  |
Accumulated amortization |  | (48,054) |  | (43,383) |  |
Net developed technology |  | $ | 5,946 |  | $ | 10,617 |  |
Customer relationship/Trade name, gross (Other assets, net) |  | $ | 35,800 |  | $ | 35,800 |  |
Accumulated amortization |  | (23,359) |  | (20,400) |  |
Net customer/trade name |  | $ | 12,441 |  | $ | 15,400 |  |
Publisher relationship, gross (Other assets, net) |  | $ | 23,800 |  | $ | 23,800 |  |
Accumulated amortization |  | (7,272) |  | (5,289) |  |
Net publisher relationship |  | $ | 16,528 |  | $ | 18,511 |  |
Total intangible assets, gross |  | $ | 113,600 |  | $ | 113,600 |  |
Total accumulated amortization |  | (78,685) |  | (69,072) |  |
Total intangible assets, net |  | $ | 34,915 |  | $ | 44,528 |  |
Total amortization expense related to intangible assets for the six months ended September 30, 2018 and 2017 was $9.6 million and $12.2 million, respectively. The following table presents the estimated future amortization expenses related to purchased and other intangible assets. The amount for 2019 represents the remaining six months ending March 31, 2019. All other periods represent fiscal years ending March 31 (dollars in thousands):
Fiscal Year: |
2019 | $ | 6,356
2020 | 11,950
2021 | 8,025
2022 | 5,150
2023 | 3,434
| $ | 34,915

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- Definition The entire disclosure for all or part of the information related to intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -URI http://asc.fasb.org/topic&trid=2144416 + Details
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