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Commitments and Contingencies - Narrative (Detail) - USD ($)
$ in Thousands
Jul. 31, 2019
Jun. 30, 2019
Loss Contingencies [Line Items]    
Future non-cancelable minimum payments $ 353,084  
Computing Infrastructure Platforms    
Loss Contingencies [Line Items]    
Future non-cancelable minimum payments $ 500,000 $ 500,000