Income taxes - Summary of net operating losses and tax credit carryforwards (Detail) $ in Thousands |
12 Months Ended |
|---|---|
|
Jun. 30, 2026
USD ($)
| |
| Foreign Tax Authority [Member] | |
| Disclosure Details Of Operating Loss Carry Forwards And Tax Credits [Line Items] | |
| Net operating losses | $ 49,601 |
| Operating loss carryforwards, expiration years | Do not expire |
| NOL From Two Thousand Eighteen [Member] | Domestic Tax Authority [Member] | |
| Disclosure Details Of Operating Loss Carry Forwards And Tax Credits [Line Items] | |
| Net operating losses | $ 52,855 |
| Operating loss carryforwards, expiration years | Do not expire |
| NOL pre January One Two Thousand Eighteen [Member] | State and Local Jurisdiction [Member] | |
| Disclosure Details Of Operating Loss Carry Forwards And Tax Credits [Line Items] | |
| Net operating losses | $ 0 |
| Operating loss carryforwards, expiration years | — |