Registration statement for securities of certain foreign private issuers

Leases - Summary of Undiscounted Maturities of Lease Liabilities (Detail)

v3.21.2
Leases - Summary of Undiscounted Maturities of Lease Liabilities (Detail) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Disclosure of maturity analysis for non-derivative financial liabilities [line items]    
Gross lease liabilities $ 5,859 $ 6,047
Not later than one year [member]    
Disclosure of maturity analysis for non-derivative financial liabilities [line items]    
Gross lease liabilities 2,348 2,026
Later than ten years [member]    
Disclosure of maturity analysis for non-derivative financial liabilities [line items]    
Gross lease liabilities $ 3,511 $ 4,021