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Lease Arrangements - Summary of Right of Use Assets Carrying Amount (Detail) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
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Lessee Lease Description [Line Items] |  |  |
Right of use assets carrying amount | $ 944 | $ 1,306 | $ 1,971
Office Premise |  |  |
Lessee Lease Description [Line Items] |  |  |
Right of use assets carrying amount | $ 944 | $ 1,306 |
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] | Right of use assets carrying amount | Right of use assets carrying amount |

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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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-3 + Details
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- Definition Amount of lessee's right to use underlying asset under operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479041/842-20-45-1 + Details
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- Details
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