XML 69 R54.htm IDEA: XBRL DOCUMENT
v3.25.1

Note 4 - Personnel Expenses, Including Share-based Compensation - Summary of Research and Development Expenditure (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Material income and expense [abstract] |  |  |
Total research and development expenditure | $ (54,378) | $ (46,098) | $ (50,537)
Less: Capitalized development expenditure (Note 10) | 7,705 | 4,587 | 6,825
Net research and development expenditure recognized as part of personnel expenses | $ (46,673) | $ (41,511) | $ (43,713)

X
- References No definition available. + Details
Name: | ifrs-full_MaterialIncomeAndExpenseAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of expenditure directly attributable to research or development activities, recognised in profit or loss. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2024-01-01 -Paragraph 126 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2024-en-r&anchor=para_126&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_ResearchAndDevelopmentExpense
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Capitalized development expenditure excluded from personnel expense. + References No definition available. + Details
Name: | opra_CapitalizedDevelopmentExpenditureExcludedFromPersonnelExpense
Namespace Prefix: | opra_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Total research and development expenditure. + References No definition available. + Details
Name: | opra_ResearchAndDevelopmentExpenditure
Namespace Prefix: | opra_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration