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Income Taxes - Additional Information (Detail) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Income Tax Disclosure [Abstract] |  |  |  |
Deferred income tax expense (benefit) | $ 1,000 | $ 0 | $ 13,000 | $ 0
Deferred income tax expense (benefit) from discontinued operations |  | $ 7,000 |  | $ 10,000
Effective tax rate |  | (0.85%) |  | (22.41%)
Federal and state net Operating Losses | 143,000,000 |  | 143,000,000 |
Accruals related to uncertainties tax positions | $ 0 | $ 0 | $ 0 | $ 0

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- Definition The amount of estimated penalties and interest accrued as of the balance sheet date arising from income tax examinations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 + Details
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