Income Taxes (Narrative) (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2019 |
Jun. 30, 2019 |
Jun. 30, 2018 |
Dec. 31, 2018 |
|
| Income Tax Disclosure [Abstract] | ||||
| Valuation allowance | $ 21,907 | $ 21,907 | ||
| Gross unrecognized tax benefits | 18,102 | 18,102 | $ 15,628 | |
| Unrecognized tax benefits, exclusive of interest and penalties, recorded as a non-current liability | 6,411 | 6,411 | 4,429 | |
| Unrecognized tax benefits that would impact effective tax rate, if recognized | 12,116 | 12,116 | ||
| Potential interest and penalties related to unrecognized tax benefits included in income tax expense | 898 | $ 548 | ||
| Accrued interest and penalties on unrecognized tax benefits | $ 6,924 | $ 6,924 | $ 5,977 | |
| X | ||||||||||
- Definition Represents the amount of unrecognized tax benefits, exclusive of interest and penalties, recorded as a non-current liability. No definition available.
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| X | ||||||||||
- References No definition available.
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- Definition Amount 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 attributable to increase (decrease) in the valuation allowance for deferred tax assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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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| X | ||||||||||
- Definition Amount of expense 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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| X | ||||||||||
- 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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