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Company's Deferred Tax Assets, Net of Deferred Tax Liabilities and Valuation Allowance (Detail) - USD ($) $ in Thousands | Jun. 30, 2020 | Dec. 31, 2019
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Income Tax Disclosure [Abstract] |  |
Deferred tax assets, net of deferred tax liabilities | $ 20,947 | $ 21,513
Valuation allowance | (2,137) | (2,130)
Deferred tax assets, net of deferred tax liabilities and valuation allowance | $ 18,810 | $ 19,383

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- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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