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Income Taxes - Additional Information (Details) - USD ($) | Dec. 22, 2017 | Dec. 31, 2018
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Income Tax Disclosure [Abstract] |  |
Adjustment of deferred tax asset | $ 4,500,000 |
Unrecognized tax benefits |  | $ 0

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- Definition Amount of income tax expense (benefit) from continuing operations attributable to an adjustment of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 + Details
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