Registration statement for securities of certain foreign private issuers

Leases - Summary of Right-of-use Assets and Lease Liabilities Regarding Building Lease (Detail)

v3.21.2
Leases - Summary of Right-of-use Assets and Lease Liabilities Regarding Building Lease (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Disclosure of Detailed Information about Right of Use Assets and Lease Liabilities [Line Items]    
Balance Beginning  
Interest expense on lease liabilities $ 572 265
Buildings [member]    
Disclosure of Detailed Information about Right of Use Assets and Lease Liabilities [Line Items]    
Balance Beginning 5,229 1,431
Balance Ending 4,514 5,229
Balance Beginning 3,583 1,154
Additions to lease liabilities 2,362 3,502
Interest expense on lease liabilities 572 265
Principal payments on leases (1,541) (1,228)
Reclassification to liabilities associated with the assets held for sale (607)  
Effect of change in foreign currency 130 (110)
Balance Ending 4,499 3,583
Buildings [member] | Cost [member]    
Disclosure of Detailed Information about Right of Use Assets and Lease Liabilities [Line Items]    
Balance Beginning 6,501 1,431
Additions to right-of-use-assets 2,300 4,951
Reclassification to assets held for sale (872)  
Effect of change in foreign currency 228 119
Balance Ending 8,157 6,501
Buildings [member] | Amortization [member]    
Disclosure of Detailed Information about Right of Use Assets and Lease Liabilities [Line Items]    
Balance Beginning 1,272  
Amortization charge for the year 2,430 1,272
Reclassification to assets held for sale (243)  
Effect of change in foreign currency 184  
Balance Ending $ 3,643 $ 1,272