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Bank call loans (Tables) | 12 Months Ended
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Dec. 31, 2024
Bank Call Loans [Abstract] |
Schedule of Bank Call Loans | Details of the bank call loans are as follows:
(Expressed in thousands, except percentages) |  |  |
| 2024 |  | 2023
Year-end balance | $ | 252,100 |  |  | $ | — |
Weighted interest rate (at end of year) | 5.12 | % |  | — | %
Maximum balance (at any month-end) | 288,200 |  |  | 131,900 |
Average amount outstanding (during the year) | 167,691 |  |  | 49,387 |
Average interest rate (during the year) | 5.44 | % |  | 4.20 | %

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- Definition Bank Call Loans [Abstract] + References No definition available. + Details
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- Definition Schedule of bank call loans. + References No definition available. + Details
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Namespace Prefix: | opy_
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