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Stock Plans (Tables) | 12 Months Ended
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Mar. 31, 2021
Share-based Payment Arrangement [Abstract] |
Schedule of Stock Option Activity | The following summarizes the activity for our stock incentive plans from March 31, 2018 to March 31, 2021:
Options |  | Number of Options |  | Weighted- Average Exercise Price |  | Weighted- Average Remaining Contractual Term (Years) |  | Aggregate Intrinsic Value
Outstanding at March 31, 2020 |  | 1,904 |  |  | 60.03 |  |  |  |  |
Options granted |  | — |  |  | — |  |  |  |  |
Options exercised |  | (257) |  |  | 41.68 |  |  |  |  |
Options forfeited |  | — |  |  | — |  |  |  |  |
Options expired |  | (290) |  |  | 66.79 |  |  |  |  |
Outstanding at March 31, 2021 |  | 1,357 |  |  | $ | 62.06 |  |  | 2.12 |  | $ | 13,711 |
Exercisable at March 31, 2021 |  | 1,357 |  |  | $ | 62.06 |  |  | 2.12 |  | $ | 13,711 |
Schedule of Restricted Stock Unit Activity | Restricted stock unit activity is as follows:
Non-Vested Restricted Stock Units |  | Number of Awards |  | Weighted- Average Grant Date Fair Value
Non-vested as of March 31, 2020 |  | 3,237 |  |  | 50.47 |
Granted |  | 2,096 |  |  | 42.04 |
Vested |  | (1,585) |  |  | 51.32 |
Forfeited |  | (297) |  |  | 51.76 |
Non-vested as of March 31, 2021 |  | 3,451 |  |  | $ | 44.90 |
Stock-Based Compensation Expense | The following table presents the stock-based compensation expense included in Cost of services revenue, Sales and marketing, Research and development and General and administrative expenses for the years ended March 31, 2021, 2020 and 2019.
|  | Year Ended March 31,
|  | 2021 |  | 2020 |  | 2019
Cost of services revenue |  | $ | 3,317 |  |  | $ | 2,604 |  |  | $ | 2,922 |
Sales and marketing |  | 35,577 |  |  | 31,779 |  |  | 34,874 |
Research and development |  | 24,823 |  |  | 14,594 |  |  | 8,601 |
General and administrative |  | 18,369 |  |  | 15,158 |  |  | 31,458 |
Restructuring |  | 2,747 |  |  | 1,753 |  |  | 2,632 |
Stock-based compensation expense |  | $ | 84,833 |  |  | $ | 65,888 |  |  | $ | 80,487 |

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- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901 + Details
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- Definition Tabular disclosure of the changes in outstanding nonvested restricted stock units. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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