Mortgage payable - Schedule of mortgage payable (Details) - USD ($) $ in Thousands |
6 Months Ended | 12 Months Ended |
|---|---|---|
Sep. 30, 2026 |
Mar. 31, 2026 |
|
| Participating Mortgage Loans [Line Items] | ||
| Less: current portion | $ (162) | $ (143) |
| Non-current portion | 18,325 | 14,348 |
| Real property [Member] | ||
| Participating Mortgage Loans [Line Items] | ||
| Balance, beginning of period | 14,492 | 0 |
| Addition | 4,363 | 14,747 |
| Interest | 517 | 145 |
| Repayment | (495) | |
| Foreign exchange movement | (390) | (400) |
| Balance, end of period | 18,487 | 14,492 |
| Mortgage Payable One [Member] | Real property [Member] | ||
| Participating Mortgage Loans [Line Items] | ||
| Balance, beginning of period | 14,492 | 0 |
| Addition | 0 | 14,747 |
| Interest | 431 | 145 |
| Repayment | (431) | |
| Foreign exchange movement | (255) | (400) |
| Balance, end of period | 14,237 | 14,492 |
| Mortgage Payable Two [Member] | Real property [Member] | ||
| Participating Mortgage Loans [Line Items] | ||
| Balance, beginning of period | 0 | 0 |
| Addition | 4,363 | 0 |
| Interest | 86 | 0 |
| Repayment | (64) | |
| Foreign exchange movement | (135) | 0 |
| Balance, end of period | $ 4,250 | $ 0 |