XML 50 R40.htm IDEA: XBRL DOCUMENT
v3.19.1

Leases - Schedule of Lease Cost (Details) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2019 USD ($)
Real Estate [Member] |
Lessee, Lease, Description [Line Items] |
Operating Lease Right-of-use Asset, Amortization | $ 6,332
Operating Lease, Interest Expense | 3,443
Equipment [Member] |
Lessee, Lease, Description [Line Items] |
Operating Lease Right-of-use Asset, Amortization | 465
Operating Lease, Interest Expense | $ 57

X
- Definition Operating Lease, Interest Expense + References No definition available. + Details
Name: | opy_OperatingLeaseInterestExpense
Namespace Prefix: | opy_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Operating Lease Right-of-use Asset, Amortization + References No definition available. + Details
Name: | opy_OperatingLeaseRightofuseAssetAmortization
Namespace Prefix: | opy_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_LesseeLeaseDescriptionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_RealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_EquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |