Quarterly report pursuant to Section 13 or 15(d)

Financial Instruments - Summary of Fair Value Hierarchy of Company's Financial Assets and Financial Liabilities (Detail)

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Financial Instruments - Summary of Fair Value Hierarchy of Company's Financial Assets and Financial Liabilities (Detail) - Other Long-term Investments [Member] - Fair Value Measurements Recurring Member - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Financial assets    
Long term investments - other [1] $ 876 $ 735
Level 1 [Member]    
Financial assets    
Long term investments - other [1] 63 56
Level 3 [Member]    
Financial assets    
Long term investments - other [1] $ 813 $ 679
[1] Long-term investments – other are included in the investments balance on the unaudited interim condensed consolidated balance sheets.