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Acquisition-related Intangible Assets, Net (Tables) | 6 Months Ended
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Jul. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Acquired Assets | Acquisition-related intangible assets, net consisted of the following (in thousands):
| July 31, 2019 |  | January 31, 2019
Developed technology | $ | 190,400 |  |  | $ | 186,800 |
Customer relationships | 189,000 |  |  | 189,000 |
Trade name | 12,000 |  |  | 12,000 |
Backlog | 11,000 |  |  | 11,000 |
Acquisition-related intangible assets, gross | 402,400 |  |  | 398,800 |
Less accumulated amortization | (124,447 | ) |  | (85,560 | )
Acquisition-related intangible assets, net | $ | 277,953 |  |  | $ | 313,240 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense | As of July 31, 2019, our future estimated amortization expense related to acquisition-related intangible assets is as follows (in thousands):
Fiscal period: |
Remainder of 2020 | $ | 31,369 |
2021 | 50,342 |
2022 | 43,733 |
2023 | 41,009 |
2024 | 29,833 |
Thereafter | 81,667 |
Total | $ | 277,953 |
As of July 31, 2019, the future estimated amortization expense is as follows (in thousands):
Fiscal period: |
Remainder of 2020 | $ | 1,621 |
2021 | 2,926 |
2022 | 2,512 |
2023 | 2,246 |
2024 | 1,943 |
Thereafter | 7,454 |
Total | $ | 18,702 |

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- Definition Tabular disclosure of the characteristics, including initial carrying value, residual amount, weighted average useful life, of finite-lived intangible assets acquired during the period by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by nature or by their use in the operations of the company. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -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://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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