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Revenue Recognition - Schedule of Remaining Performance Obligations (Detail)
$ in Thousands
Jun. 30, 2020
USD ($)
Revenue Recognition [Line Items]  
Remaining performance obligations $ 592,699
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2020-07-01  
Revenue Recognition [Line Items]  
Remaining performance obligations 364,198
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2021-07-01  
Revenue Recognition [Line Items]  
Remaining performance obligations 159,119
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2022-07-01  
Revenue Recognition [Line Items]  
Remaining performance obligations 58,956
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2023-07-01  
Revenue Recognition [Line Items]  
Remaining performance obligations $ 10,426