Restricted deposit (Narrative) (Details) - USD ($) |
1 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|
Apr. 25, 2025 |
Jun. 23, 2023 |
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Restricted Deposit [Line Items] | |||||
| Restricted deposits | $ 450,000 | $ 400,000 | $ (11,950) | $ 0 | $ 400,000 |
| Description of terms of deposit | The term deposit has a term of one year, is scheduled to automatically renew for successive one-year terms, and currently earns interest at a fixed rate of 2.5%. The surety bond was issued on June 28, 2023, has a term of one year and is automatically renewable for successive one-year terms unless cancelled by the bank with 45 days' notice or cancelled by the surety bond provider. | ||||
| Deposits interest rate percentage | 2.50% | ||||
| Events after reporting period [Member] | |||||
| Restricted Deposit [Line Items] | |||||
| Increase in the standby letter of credit | 50,000 | ||||
| Line of credit reserved as collateral | $ 50,000 | ||||