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Income Taxes (Tables) | 12 Months Ended
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Mar. 31, 2021
Income Tax Disclosure [Abstract] |
Components of Income Before Income Taxes | The components of income (loss) before income taxes were as follows:
|  | Year Ended March 31,
|  | 2021 |  | 2020 |  | 2019
Domestic |  | $ | (28,628) |  |  | $ | (16,670) |  |  | $ | (1,762) |
Foreign |  | 7,393 |  |  | 4,124 |  |  | 12,189 |
|  | $ | (21,235) |  |  | $ | (12,546) |  |  | $ | 10,427 |
Components of Income Tax Expense (Benefit) | The components of income tax expense (benefit) were as follows:
|  | Year Ended March 31,
|  | 2021 |  | 2020 |  | 2019
Current: |  |  |  |  |  |
Federal |  | $ | 3,399 |  |  | $ | (10,071) |  |  | $ | (1,772) |
State |  | 196 |  |  | (613) |  |  | 103 |
Foreign |  | 6,215 |  |  | 5,566 |  |  | 8,371 |
Deferred: |  |  |  |  |  |
Federal |  | (113) |  |  | 284 |  |  | 144 |
State |  | — |  |  | — |  |  | — |
Foreign |  | 22 |  |  | (2,067) |  |  | 20 |
|  | $ | 9,719 |  |  | $ | (6,901) |  |  | $ | 6,866 |
Reconciliation of Statutory Tax Rates and Effective Tax Rates | A reconciliation of the statutory tax rates and the effective tax rates for the years ended March 31, 2021, 2020 and 2019 are as follows:
|  | Year Ended March 31,
|  | 2021 |  | 2020 |  | 2019
Statutory federal income tax expense (benefit) rate |  | (21.0) | % |  | (21.0) | % |  | 21.0 | %
State and local income tax expense, net of federal income tax effect |  | 0.9 | % |  | (4.9) | % |  | 1.0 | %
Foreign earnings taxed at different rates |  | 10.0 | % |  | 12.3 | % |  | 25.5 | %
U.S. tax on Global Intangible Low-Taxed Income |  | 1.8 | % |  | 14.5 | % |  | 72.9 | %
Domestic permanent differences including acquisition items |  | 1.7 | % |  | 7.7 | % |  | 7.8 | %
Foreign tax credits |  | (7.8) | % |  | (19.3) | % |  | (22.4) | %
Research credits |  | (68.6) | % |  | (32.9) | % |  | (51.8) | %
Tax reserves |  | (0.1) | % |  | (0.6) | % |  | (5.2) | %
Valuation allowance |  | 74.4 | % |  | 64.0 | % |  | (76.7) | %
Enacted tax law changes |  | — | % |  | 10.6 | % |  | (7.8) | %
Stock-based compensation |  | 36.3 | % |  | (43.1) | % |  | 97.2 | %
CARES Act Impact |  | 15.0 | % |  | (82.1) | % |  | — | %
Reduction of NOL for carryback |  | — | % |  | 59.2 | % |  | — | %
Other differences, net |  | 3.2 | % |  | (19.4) | % |  | 4.3 | %
Effective income tax expense (benefit) |  | 45.8 | % |  | (55.0) | % |  | 65.8 | %
Components of Deferred Tax Assets | The significant components of our deferred tax assets are as follows:
|  | March 31,
|  | 2021 |  | 2020
Deferred tax assets: |  |  |  |
Net operating losses |  | $ | 12,586 |  |  | $ | 16,075 |
Equity investment |  | 1,193 |  |  | 1,192 |
Stock-based compensation |  | 16,280 |  |  | 20,792 |
Deferred revenue |  | 14,879 |  |  | 16,027 |
Tax credits |  | 39,062 |  |  | 24,936 |
Accrued expenses |  | 3,568 |  |  | 4,675 |
Allowance for doubtful accounts and other reserves |  | 801 |  |  | 546 |
Less: valuation allowance |  | (78,339) |  |  | (61,702) |
Total deferred tax assets |  | 10,030 |  |  | 22,541 |
Deferred tax liabilities: |  |  |  |
Depreciation and amortization |  | (4,553) |  |  | (16,349) |
Deferred commissions and other |  | (6,238) |  |  | (7,041) |
Total deferred tax liabilities |  | $ | (10,791) |  |  | $ | (23,390) |
Net deferred tax liability |  | $ | (761) |  |  | $ | (849) |
Schedule of Tax Years Subject to Income Tax Examination | The following table summarizes the tax years subject to income tax examinations by tax authorities as of March 31, 2021. The years subject to income tax examination in our foreign jurisdictions cover the maximum time period with respect to these jurisdictions. Due to NOLs, in some cases the tax years continue to remain subject to examination with respect to such NOLs.
Tax Jurisdiction | Years Subject to Income Tax Examination
U.S. Federal | 2017 - Present
Foreign jurisdictions | 2013 - Present
Reconciliation of Amounts of Unrecognized Tax Benefits | A reconciliation of the amounts of unrecognized tax benefits is as follows:
Balance at March 31, 2018 | $ | 1,740 |
Additions for tax positions related to fiscal 2019 | — |
Additions for tax positions related to prior years | 547 |
Settlements and effective settlements with tax authorities and remeasurements | — |
Reductions related to the expiration of statutes of limitations | (695) |
Foreign currency translation adjustment | — |
Balance at March 31, 2019 | 1,592 |
Additions for tax positions related to fiscal 2020 | 170 |
Additions for tax positions related to prior years | — |
Settlements and effective settlements with tax authorities and remeasurements | — |
Reductions related to the expiration of statutes of limitations | (100) |
Foreign currency translation adjustment | — |
Balance at March 31, 2020 | 1,662 |
Additions for tax positions related to fiscal 2021 | 614 |
Additions for tax positions related to prior years | — |
Settlements and effective settlements with tax authorities and remeasurements | — |
Reductions related to the expiration of statutes of limitations | (65) |
Foreign currency translation adjustment | — |
Balance at March 31, 2021 | 2,211 |

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 + Details
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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 + Details
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- Definition Tabular disclosure for tax positions taken in the tax returns filed or to be filed for which it is more likely than not that the tax position will not be sustained upon examination by taxing authorities and other income tax contingencies. Includes, but is not limited to, interest and penalties, reconciliation of unrecognized tax benefits, unrecognized tax benefits that would affect the effective tax rate, tax years that remain subject to examination by tax jurisdictions, and information about positions for which it is reasonably possible that amounts unrecognized will significantly change within 12 months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32840-109319 + Details
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