Leases - Additional Information (Detail) $ in Thousands	3 Months Ended
Sep. 30, 2021 USD ($) ft²	Jul. 31, 2020 USD ($)
Lease expire date	Mar. 31, 2028
Operating lease right of use assets		$ 8,700
Operating lease liabilities, Total	$ 8,072	$ 8,700
Accounting Standards Update 2016-02 [Member] \| San Diego California [Member]
Number of square feet under lease \| ft²	32,800

Present value of lessee's discounted obligation for lease payments from operating lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977

Name:	us-gaap_OperatingLeaseLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant