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INTANGIBLE ASSETS AND GOODWILL (Tables) | 12 Months Ended
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Mar. 31, 2017
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of weighted average amortization period | Following is the weighted average amortization period for our amortizable intangible assets:
| Amortization (Years)
Purchased technology | 6.3
Trademarks | 6.0
Customer lists | 8.2
All intangible assets | 6.8
Summary of carrying value of intangible assets | The following table provides a summary of the carrying value of intangible assets (in thousands):
| As of March 31,
| 2017 |  | 2016
| Gross Amount |  | Accumulated Amortization |  | Net Amount |  | Gross Amount |  | Accumulated Amortization |  | Net Amount
Purchased technology | $ | 177,177 |  |  | $ | (176,901 | ) |  | $ | 276 |  |  | $ | 178,292 |  |  | $ | (177,841 | ) |  | $ | 451 |
Trademarks | 3,900 |  |  | (3,900 | ) |  | — |  |  | 3,900 |  |  | (3,900 | ) |  | — |
Customer lists | 64,701 |  |  | (64,701 | ) |  | — |  |  | 64,701 |  |  | (64,701 | ) |  | — |
| $ | 245,778 |  |  | $ | (245,502 | ) |  | $ | 276 |  |  | $ | 246,893 |  |  | $ | (246,442 | ) |  | $ | 451 |
Schedule of total expected future amortization | The total expected future amortization related to amortizable intangible assets is provided in the table below (in thousands):
| Amortization
Fiscal 2018 | $ | 138 |
Fiscal 2019 | 103 |
Fiscal 2020 | 35 |
Total as of March 31, 2017 | $ | 276 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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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://www.xbrl.org/2003/role/presentationRef -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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