Quarterly report pursuant to Section 13 or 15(d)

Unaudited Interim Condensed Consolidated Statements of Cash Flows Supplemental Information - Summary of Depreciation and Amortization Of Assets (Detail)

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Unaudited Interim Condensed Consolidated Statements of Cash Flows Supplemental Information - Summary of Depreciation and Amortization Of Assets (Detail) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Depreciation And Amortization [Line Items]    
Depreciation and amortization $ 7,374 $ 6,414
Property, plant and equipment    
Depreciation And Amortization [Line Items]    
Depreciation and amortization 2,977 2,146
Operating lease right-of-use assets    
Depreciation And Amortization [Line Items]    
Depreciation and amortization 542 413
Other intangible assets    
Depreciation And Amortization [Line Items]    
Depreciation and amortization $ 3,855 $ 3,855