Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets (Detail)

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Intangible Assets (Detail) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Intangible Assets Net Excluding Goodwill [Abstract]    
Intangible assets with finite lives, Beginning balance $ 82,432  
Foreign Currency Translation Adjustments, Gross carrying amount (132)  
Intangible assets with finite lives, Ending balance 82,300  
Intangible assets with finite lives, Accumulated amortization, Beginning balance (68,416)  
Accumulated amortization (1,994)  
Intangible assets with finite lives, Accumulated amortization, Ending balance (70,410)  
Net intangible assets with finite lives, Beginning balance 14,016  
Amortization, intangible assets (1,994)  
Foreign Currency Translation Adjustments, Finite lived intangible assets (132)  
Net intangible assets with finite lives, Ending balance 11,890  
Indefinite-lived Intangible Assets, Tradename and Other, Beginning Balance 300,179  
Indefinite-lived Intangible Assets Acquired 146  
Foreign Currency Translation Adjustments, Tradename and Other (190)  
Indefinite-lived Intangible Assets, Tradename and Other, Ending Balance 300,135  
Total intangible assets - net, Beginning balance 314,195  
Additions, total intangible assets net 146  
Amortization, Total intangible assets net (2,026) $ (3,632)
Foreign Currency Translation Adjustments, Total intangible assets - net (322)  
Total intangible assets - net, Ending balance $ 312,025