Balance Sheet Components - Accounts Receivable, Net (Detail) - USD ($) $ in Thousands	Jun. 30, 2020	Jun. 30, 2019
Accounts Receivable Net Current [Abstract]
Accounts receivable	$ 74,649	$ 85,926
Less: Allowance for doubtful accounts	(10,177)	(10,298)
Total	$ 64,472	$ 75,628

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant