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 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Depreciation And Amortization [Line Items]        
Depreciation and amortization $ 7,759 $ 6,765 $ 15,133 $ 13,179
Property, plant and equipment        
Depreciation And Amortization [Line Items]        
Depreciation and amortization     6,386 4,616
Operating lease right-of-use assets        
Depreciation And Amortization [Line Items]        
Depreciation and amortization     1,037 853
Other intangible assets        
Depreciation And Amortization [Line Items]        
Depreciation and amortization     $ 7,710 $ 7,710