XML 54 R40.htm IDEA: XBRL DOCUMENT
v3.22.4

Bank call loans (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Bank Call Loans [Abstract] |
Schedule of Bank Call Loans | Details of the bank call loans are as follows:
(Expressed in thousands, except percentages) |  |  |
| 2022 |  | 2021
Year-end balance | $ | — |  |  | $ | 69,500 |
Weighted interest rate (at end of year) | — | % |  | 0.96 | %
Maximum balance (at any month-end) | 179,200 |  |  | 117,800 |
Average amount outstanding (during the year) | 79,366 |  |  | 76,412 |
Average interest rate (during the year) | 2.18 | % |  | 0.95 | %

X
- Definition Bank Call Loans [Abstract] + References No definition available. + Details
Name: | opy_BankCallLoansAbstract
Namespace Prefix: | opy_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of bank call loans. + References No definition available. + Details
Name: | opy_ScheduleOfBankCallLoansTableTableTextBlock
Namespace Prefix: | opy_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration