Income Taxes	6 Months Ended
Sep. 30, 2021
Income Tax Disclosure [Abstract]
Income Taxes	8. INCOME TAXES The Company follows the Income Taxes topic of ASC 740, which prescribes a recognition threshold and measurement attribute criteria for the financial statement recognition and measurement of a tax position taken or expected to be taken in a tax return, as well as guidance on derecognition, classification, interest and penalties, accounting in interim periods, disclosure, and transition. The Company's policy is to release the tax effects from accumulated other comprehensive income when all of the related assets or liabilities that gave rise to the accumulated other comprehensive income have been derecognized. The Company has classified uncertain tax positions as noncurrent income tax liabilities unless expected to be paid in one year. Penalties and tax-related interest expense are reported as a component of income tax expense and are not significant. As of September 30, 2021 and March 31, 2021, the total amount of unrecognized tax benefits was $11,678 and $11,536, respectively, most of which would impact the effective rate, if recognized. The Company does not anticipate that total unrecognized tax benefits will be reduced in the next 12 months. As of September 30, 2021, the Company has a valuation allowance against principally all of its net deferred tax assets given insufficient positive evidence to support the realization of the Company’s deferred tax assets. The Company intends to continue maintaining a valuation allowance on its deferred tax assets until there is sufficient positive evidence to support the reversal of all or some portion of these allowances. A reduction in the valuation allowance could result in a significant decrease in income tax expense in the period that the release is recorded. However, the exact timing and amount of the reduction in its valuation allowance is unknown at this time and will be subject to the earnings level the Company achieves during fiscal 2022 and future periods. The effective income tax rate for the three months ended September 30, 2021, was (24.5)% as compared with (2.5)% for the three months ended September 30, 2020. The effective income tax rate for the six months ended September 30, 2021, was (8.2)% as compared with (0.5)% for the six months ended September 30, 2020. For the three and six months ended September 30, 2021, the effective income tax rate reflected a limitation on the recognition of tax benefits due to the full valuation allowance. With few exceptions, the Company is no longer subject to U.S. federal, state, or local income tax examinations for fiscal years ended before March 31, 2014, or foreign income tax examinations by tax authorities for fiscal years ended before March 31, 2013. As of September 30, 2021, the Company settled its only foreign income tax examination. The Company believes appropriate provisions for all outstanding issues have been made for all jurisdictions and all open years.

Income Taxes

6 Months Ended

Sep. 30, 2021

8. INCOME TAXES

The Company follows the Income Taxes topic of ASC 740, which prescribes a recognition threshold and measurement attribute criteria for the financial statement recognition and measurement of a tax position taken or expected to be taken in a tax return, as well as guidance on derecognition, classification, interest and penalties, accounting in interim periods, disclosure, and transition. The Company's policy is to release the tax effects from accumulated other comprehensive income when all of the related assets or liabilities that gave rise to the accumulated other comprehensive income have been derecognized.

The Company has classified uncertain tax positions as noncurrent income tax liabilities unless expected to be paid in one year. Penalties and tax-related interest expense are reported as a component of income tax expense and are not significant.

As of September 30, 2021 and March 31, 2021, the total amount of unrecognized tax benefits was $11,678 and $11,536, respectively, most of which would impact the effective rate, if recognized. The Company does not anticipate that total unrecognized tax benefits will be reduced in the next 12 months.

As of September 30, 2021, the Company has a valuation allowance against principally all of its net deferred tax assets given insufficient positive evidence to support the realization of the Company’s deferred tax assets. The Company intends to continue maintaining a valuation allowance on its deferred tax assets until there is sufficient positive evidence to support the reversal of all or some portion of these allowances. A reduction in the valuation allowance could result in a significant decrease in income tax expense in the period that the release is recorded. However, the exact timing and amount of the reduction in its valuation allowance is unknown at this time and will be subject to the earnings level the Company achieves during fiscal 2022 and future periods.

The effective income tax rate for the three months ended September 30, 2021, was (24.5)% as compared with (2.5)% for the three months ended September 30, 2020. The effective income tax rate for the six months ended September 30, 2021, was (8.2)% as compared with (0.5)% for the six months ended September 30, 2020. For the three and six months ended September 30, 2021, the effective income tax rate reflected a limitation on the recognition of tax benefits due to the full valuation allowance.

With few exceptions, the Company is no longer subject to U.S. federal, state, or local income tax examinations for fiscal years ended before March 31, 2014, or foreign income tax examinations by tax authorities for fiscal years ended before March 31, 2013.

As of September 30, 2021, the Company settled its only foreign income tax examination. The Company believes appropriate provisions for all outstanding issues have been made for all jurisdictions and all open years.

- Definition

The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.

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