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Discontinued Operations and Assets Held for Sale - Additional Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Feb. 04, 2020
Feb. 03, 2020
Dec. 31, 2020
Dec. 31, 2019
Schedule Of Disposal Group Not Discontinued Operation Income Statement [Line Items]        
Gain on sale of foundry services group business     $ 287,117  
MX Foundry Services Group [Member]        
Schedule Of Disposal Group Not Discontinued Operation Income Statement [Line Items]        
Gain on sale of foundry services group business $ 287,117      
Foundry Services Group And Fab Four [Member]        
Schedule Of Disposal Group Not Discontinued Operation Income Statement [Line Items]        
Restructuring and other charges     $ 15,873 $ 6,991
Restructuring related charge       $ 2,151
Foundry Services Group And Fab Four [Member] | MX Foundry Services Group [Member]        
Schedule Of Disposal Group Not Discontinued Operation Income Statement [Line Items]        
Accounts receivable from transaction services agreement   $ 46,611