Income Taxes - Summary of Net Deferred Income Tax Liability (Detail) - USD ($) $ in Thousands |
Mar. 31, 2019 |
Mar. 31, 2018 |
|---|---|---|
| Components Of Deferred Tax Assets And Liabilities [Abstract] | ||
| Depreciation | $ (1,714) | $ (1,582) |
| Accrued compensation | 230 | 201 |
| Prepaid pension asset | (935) | (969) |
| Accrued pension liability | 145 | 129 |
| Accrued postretirement benefits | 150 | 160 |
| Compensated absences | 355 | 366 |
| Inventories | 14 | 51 |
| Warranty liability | 80 | 108 |
| Accrued expenses | 267 | 429 |
| Stock-based compensation | 359 | 332 |
| Intangible assets | (1,100) | |
| New York State investment tax credit | 1,069 | 1,074 |
| Research and development tax credit | 145 | |
| Net operating loss carryforwards | 50 | 271 |
| Capital loss related to subsidiary held for sale | 3,848 | |
| Other | (20) | 47 |
| Deferred Tax Assets, gross | 3,898 | |
| Deferred Tax Liabilities, gross | (338) | |
| Less: Valuation allowance | (4,917) | (1,074) |
| Total | $ (1,019) | $ (1,412) |
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- Definition Deferred tax assets and liabilities prepaid pension cost. No definition available.
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- Definition Amount before allocation of valuation allowance of deferred tax asset (liability) attributable to deductible(taxable) temporary differences not separately disclosed. No definition available.
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from employee benefits and Long Term Incentive Plan. No definition available.
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible state investment tax credit carryforwards. No definition available.
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- References No definition available.
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- Definition Amount of deferred tax liability attributable to taxable temporary differences. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible capital loss carryforwards. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from inventory. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible research tax credit carryforwards. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensated absences (includes, but not limited to, sick and personal days). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from pension benefits. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from postretirement benefits. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from warranty reserves. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from intangible assets other than goodwill. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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