Tax - Summary of Deferred Tax Assets Expire (Detail) $ in Millions |
Mar. 31, 2026
USD ($)
|
|---|---|
| Operating Loss Carryforwards [Line Items] | |
| Deferred tax assets, operating loss carryforwards, not subject to expiration | $ 0.2 |
| Total | 0.9 |
| April 1, 2026 to March 31, 2030 [Member] | |
| Operating Loss Carryforwards [Line Items] | |
| Deferred tax assets, operating loss carryforwards, subject to expiration | 0.6 |
| April 1, 2031 to March 31, 2035 [Member] | |
| Operating Loss Carryforwards [Line Items] | |
| Deferred tax assets, operating loss carryforwards, subject to expiration | $ 0.1 |