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Restructuring Charges (Additional Information) (Detail) - USD ($)
$ in Thousands
6 Months Ended
Dec. 31, 2020
Jun. 30, 2020
Jul. 01, 2019
Jun. 30, 2019
Restructuring Cost and Reserve [Line Items]        
Liability balance $ 217 $ 1,435 $ 53 $ 25,083
Remaining costs expected to be paid period 12 months      
Accrued Liabilities [Member]        
Restructuring Cost and Reserve [Line Items]        
Liability balance $ 200