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Reports
Document And Entity Information
Insider Trading Policies and Procedures
Accounting Policies
Significant Accounting Policies (Policies)
Tables
Note 5 - Other Operating Expenses (Tables)
Note 15 - Financial Assets and Financial Liabilities (Tables)
Details
Note 5 - Other Operating Expenses - Summary of Items of Other Operating Expenses (Details)
Note 13 - Leases (Details Textual)
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Uncategorized Items - opra-20241231_htm.xml
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