v3.22.2.2
Income Taxes - Reconciliation of Federal Statutory Tax Rate to Effective Tax Rate (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Reconciliation of statutory federal income tax to effective tax    
Federal statutory income tax rate $ 253 $ (1,427)
Current state taxes, net of federal benefit 134 (145)
Foreign rate differential 98 126
Research and development credits (433) (574)
Foreign withholding tax (63) (31)
Stock-based compensation (102) 51
Deferred return to provision (213) 125
Other items (12) (18)
Net change in valuation allowance 3,079 13,209
Foreign income   (194)
Expiration of tax attributes (4,842) (12,104)
Income tax (provision) benefit $ (1,235) $ 166