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Goodwill and Intangible Assets - Additional Information (Detail) - USD ($)
3 Months Ended 6 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2020
Dec. 31, 2019
Goodwill And Intangible Assets Disclosure [Abstract]        
Goodwill impairment $ 0   $ 0  
Amortization of intangibles $ 2,537,000 $ 2,597,000 $ 5,075,000 $ 5,229,000