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Operating Loss Carryforwards, Not Subject to Expiration

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Operating Loss Carryforwards, Subject to Expiration

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Tax Rate of Swiss Subsidiary

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Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Amount of deferred tax liability attributable to taxable temporary differences from undistributed earnings of subsidiary and other recognized entity not within country of domicile. Includes, but is not limited to, other basis differences.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile.

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The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The amount of estimated penalties recognized in the period arising from income tax examinations.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date.

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Amount of unrecognized tax benefits.

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Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

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Income Taxes - Additional Information (Detail) - USD ($)	12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2018
Income Tax Contingency [Line Items]
Income taxes paid		$ 32,002,000	$ 48,653,000	$ 53,866,000
Net operating loss carryforwards carried forward indefinitely	$ 186,816,000
Net operating loss carryforwards subject to expiration	48,409,000
Valuation allowance	31,928,000	20,951,000	17,519,000	$ 15,255,000
Increase (decrease) in deferred tax asset	(940,000)	(229,000)	(1,772,000)
Income tax expense	26,761,000	$ 9,821,000	$ 21,584,000
Effective income tax rates		15.70%	6.70%	11.90%
Deferred tax asset		$ 22,500,000
Foreign pre-tax income	$ 114,080,000	$ 110,744,000	$ 128,872,000
Foreign pre-tax income, percent	6.80%	(7.40%)	12.30%
Tax rate of Swiss subsidiary	8.00%	3.00%	4.00%
Blended rate	21.00%
Undistributed earnings of foreign subsidiaries		$ 1,591,000,000	$ 1,376,000,000
Unrecognized tax benefits	$ 6,785,000	7,795,000	$ 20,165,000	$ 1,568,000
Estimated change in unrecognized tax benefit in fiscal 2015	1,850,000
Tax related interest and penalties	400,000	285,000
Federal
Income Tax Contingency [Line Items]
United States federal net operating loss carryforwards	1,078,000
Valuation allowance	0	0
Foreign
Income Tax Contingency [Line Items]
United States federal net operating loss carryforwards	235,225,000
Valuation allowance	31,242,000	20,055,000
Increase (decrease) in deferred tax asset	11,187,000
Income tax expense	1,883,000
State
Income Tax Contingency [Line Items]
United States federal net operating loss carryforwards	28,955,000
Valuation allowance	686,000	$ 896,000
Increase to Income Tax Expense (Benefit) \| Foreign
Income Tax Contingency [Line Items]
Increase (decrease) in deferred tax asset	5,743,000
Purchase Accounting Adjustment \| Foreign
Income Tax Contingency [Line Items]
Increase (decrease) in deferred tax asset	6,384,000
Foreign Currency Translation Adjustment And Offset Adjustment To Net Operating Losses \| Foreign
Income Tax Contingency [Line Items]
Increase (decrease) in deferred tax asset	$ (940,000)