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Cash, Cash Equivalents and Restricted Cash - Additional Information (Detail) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
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Performance Bonds | Restricted Cash |  |
Cash and Cash Equivalents [Line Items] |  |
Escrow Deposit | $ 300 | $ 531

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
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Balance Type: | debit
Period Type: | instant

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- Details
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- Details
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Balance Type: |
Period Type: |