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Goodwill and Intangible Assets, Net - Additional Information (Detail) - USD ($)
3 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Jun. 30, 2019
Goodwill And Intangible Assets Disclosure [Abstract]      
Goodwill $ 82,544,000   $ 82,544,000
Impairments to goodwill 0    
Amortization of intangible assets $ 1,900,000 $ 700,000