Income Taxes (Narrative) (Details) - USD ($) $ in Thousands |
12 Months Ended | |||
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Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
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Income Tax Disclosure [Line Items] | ||||
Statutory income tax (benefit) expense | 21.00% | 21.00% | 21.00% | |
Gross deferred tax asset | $ 40,538 | $ 43,945 | ||
Valuation allowance | 22,348 | 28,632 | $ 42,122 | $ 45,811 |
Net deferred tax asset | 18,190 | 15,313 | ||
Deferred tax liabilities, gross | 8,304 | 8,633 | ||
Net change in valuation allowance | (6,284) | (13,490) | $ (3,689) | |
Net operating loss carryforwards for U.S. federal income tax purposes | 120,309 | |||
Research and experimentation credit carryforwards | 1,889 | |||
Unrecognized tax benefits that would impact effective tax rate | 427 | 561 | ||
Unrecognized tax benefits that reduce deferred tax assets | $ 292 | 462 | ||
Total accrued interest and penalties | $ 4 | |||
Minimum [Member] | ||||
Income Tax Disclosure [Line Items] | ||||
Foreign statutory tax rate, foreign operations | 25.00% |
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- Definition Deferred Tax Assets, Valuation Allowance, Net Change In Amount No definition available.
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- Definition Foreign Operations Permanently Reinvested Statutiry Income Tax Rate No definition available.
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- Definition Income Tax Disclosure [Line Items] No definition available.
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- Definition Unrecognized Tax Benefits that Reduce Deferred Tax Assets 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 temporary differences and carryforwards. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount after 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 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 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 Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Details
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