XML 65 R28.htm IDEA: XBRL DOCUMENT
v3.25.2

Finance Income & Costs | 12 Months Ended
--- | ---
Mar. 31, 2025
Finance Costs Disclosure [Abstract] |
Finance Income & Costs | 21. FINANCE INCOME & COSTS
|  | Successor |  |  | Successor |  |  | Predecessor |  |  | Predecessor |
|  | For the year ended March 31, 2025 |  |  | For the period June 16, 2023 through March 31, 2024 |  |  | For the period April 1 through June 15, 2023 |  |  | For the year ended March 31, 2023 |
|  | US$’000 |  |  | US$’000 |  |  | US$’000 |  |  | US$’000 |
Finance income |  |  |  |  |  |  |  |  |  |  |  |
Interest income from banks |  |  | 339 |  |  |  | 55 |  |  |  | 9 |  |  |  | 32 |
Interest income from amount due from related parties |  |  | — |  |  |  | — |  |  |  | 65 |  |  |  | 204 |
|  |  | 339 |  |  |  | 55 |  |  |  | 74 |  |  |  | 236 |
Finance costs |  |  |  |  |  |  |  |  |  |  |  |
Interest expenses from lease liability |  |  | 221 |  |  |  | 125 |  |  |  | 24 |  |  |  | 146 |
Interest expenses from loans and borrowings |  |  | 32 |  |  |  | 757 |  |  |  | 5 |  |  |  | 1 |
Interest expenses from amount due to related parties |  |  | — |  |  |  | — |  |  |  | 162 |  |  |  | 1,759 |
Interest expenses from employees’ defined benefits obligation |  |  | 31 |  |  |  | 33 |  |  |  | 9 |  |  |  | 37 |
|  |  | 284 |  |  |  | 915 |  |  |  | 200 |  |  |  | 1,943 |

X
- Definition The disclosure of finance cost. [Refer: Finance costs] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 10 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_10_e&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_DisclosureOfFinanceCostExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | dtr-2022:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Finance Costs Disclosure. + References No definition available. + Details
Name: | omse_FinanceCostsDisclosureAbstract
Namespace Prefix: | omse_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration