| Jul 31,
2021 | Jul 31,
2022 | Jul 31,
2023 | Jul 31,
2024 |
|---|
| Cash and deposits | - | 349 | 609 | 1,061 |
|---|
| Accounts receivable - trade | - | 23 | 17 | 141 |
|---|
| Contract assets | - | 19 | 4 | 4 |
|---|
| Finished goods | - | - | 14 | 33 |
|---|
| Work in process | - | - | 15 | 13 |
|---|
| Raw materials and supplies | - | 46 | 107 | 64 |
|---|
| Advance payments | - | 24 | 17 | 12 |
|---|
| Prepaid expenses | - | 15 | 21 | 27 |
|---|
| Consumption taxes refund receivable | - | 22 | 41 | - |
|---|
| Other | - | 0 | 1 | 2 |
|---|
| Other | - | 0 | 1 | 2 |
|---|
| Allowance for doubtful accounts | - | - | -0 | -1 |
|---|
| Allowance for doubtful accounts | - | - | -0 | -1 |
|---|
| Current assets | - | 499 | 846 | 1,356 |
|---|
| Current assets | - | 499 | 846 | 1,356 |
|---|
| Buildings, net | - | 32 | 29 | 27 |
|---|
| Tools, furniture and fixtures, net | - | 47 | 104 | 82 |
|---|
| Construction in progress | - | 12 | 46 | 4 |
|---|
| Property, plant and equipment | - | 91 | 179 | 113 |
|---|
| Property, plant and equipment | - | 91 | 179 | 113 |
|---|
| Software | - | 6 | 5 | 5 |
|---|
| Intangible assets | - | 6 | 5 | 5 |
|---|
| Intangible assets | - | 6 | 5 | 5 |
|---|
| Shares of subsidiaries and associates | - | 34 | 34 | 34 |
|---|
| Long-term prepaid expenses | - | 0 | 3 | 1 |
|---|
| Other | - | 9 | 7 | 7 |
|---|
| Investments and other assets | - | 43 | 44 | 43 |
|---|
| Investments and other assets | - | 43 | 44 | 43 |
|---|
| Non-current assets | - | 141 | 228 | 161 |
|---|
| Assets | - | 640 | 1,074 | 1,517 |
|---|
| Accounts payable - trade | - | 4 | 0 | 7 |
|---|
| Current portion of long-term borrowings | - | 1 | 78 | 78 |
|---|
| Accounts payable - other | - | 46 | 37 | 91 |
|---|
| Accrued expenses | - | 52 | 61 | 82 |
|---|
| Income taxes payable | - | 0 | 2 | 13 |
|---|
| Contract liabilities | - | 29 | 22 | 63 |
|---|
| Deposits received | - | 5 | 3 | 5 |
|---|
| Unearned revenue | - | 0 | 0 | - |
|---|
| Other | - | - | - | 20 |
|---|
| Current liabilities | - | 139 | 203 | 359 |
|---|
| Long-term borrowings | - | 197 | 308 | 293 |
|---|
| Non-current liabilities | - | 197 | 308 | 293 |
|---|
| Liabilities | - | 335 | 511 | 652 |
|---|
| Share capital | - | 100 | 95 | 462 |
|---|
| Capital surplus | - | 719 | 1,169 | 1,536 |
|---|
| Legal capital surplus | - | 361 | 811 | 1,178 |
|---|
| Other capital surplus | - | 358 | 358 | 358 |
|---|
| Capital surplus | - | 719 | 1,169 | 1,536 |
|---|
| Retained earnings | - | -515 | -701 | -1,139 |
|---|
| Retained earnings brought forward | - | -515 | -701 | -1,139 |
|---|
| Retained earnings | - | -515 | -701 | -1,139 |
|---|
| Shareholders' equity | - | 304 | 563 | 860 |
|---|
| Share acquisition rights | - | 0 | 0 | 6 |
|---|
| Net assets | 239 | 304 | 563 | 866 |
|---|
| Liabilities and net assets | - | 640 | 1,074 | 1,517 |
|---|