Income Taxes (Details) - USD ($) |
Sep. 30, 2018 |
Dec. 31, 2017 |
|---|---|---|
| Income Tax Disclosure [Abstract] | ||
| Unrecognized tax benefits | $ 1,700,000 | $ 1,100,000 |
| Accrued interest and penalties relating to unrecognized tax benefits | $ 5,300 | $ 1,400 |
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- References No definition available.
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- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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://www.xbrl.org/2003/role/presentationRef
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