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Stockholders' Equity - Summary of Effect of Stock Based Compensation (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Jun. 30, 2023 | Jun. 30, 2022
Non-cash stock-based compensation expense | $ (6,246) | $ (11,380)
Income tax expense | (117) | (217)
Net income effect | (6,363) | (11,597)
eGain UK and Exony |  |
Income tax expense | 117 | 217
eGain and Other US subsidiaries |  |
Income tax expense | 0 | 0
Non-employee awards |  |
Non-cash stock-based compensation expense | $ 140 | $ 232

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