XML 32 R57.htm IDEA: XBRL DOCUMENT v2.4.1.9

Fair Value Measurements - Assets and Liabilities Not Measured at Fair Value on Recurring Basis (Details) (USD $)
In Thousands, unless otherwise specified

Dec. 31, 2014

Dec. 31, 2013

Financial Instruments Not Measured at Fair Value on Recurring Basis [Line items]

Fair value of the reverse repurchase agreements

$ 250,000opy_FairValueOfSecuritiesReverseRepurchaseAgreement

^[1]

$ 184,000opy_FairValueOfSecuritiesReverseRepurchaseAgreement

^[1]

Securities purchased under agreements to resell

251,606us-gaap_SecuritiesPurchasedUnderAgreementsToResell

184,825us-gaap_SecuritiesPurchasedUnderAgreementsToResell

Fair Value Measurement Assets

Financial Instruments Not Measured at Fair Value on Recurring Basis [Line items]

Cash

32,632us-gaap_FairValueEstimateNotPracticableCashAndCashEquivalents
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

38,026us-gaap_FairValueEstimateNotPracticableCashAndCashEquivalents
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Cash segregated for regulatory and other purposes

18,594opy_FairValueEstimateNotPracticableCashAndSecuritiesSegregatedUnderFederalAndOtherRegulations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

24,828opy_FairValueEstimateNotPracticableCashAndSecuritiesSegregatedUnderFederalAndOtherRegulations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Deposits with clearing organization

12,322opy_FairValueEstimateNotPracticableDepositsWithClearingOrganizations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

13,187opy_FairValueEstimateNotPracticableDepositsWithClearingOrganizations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Securities borrowed

242,172opy_FairValueEstimateNotPracticableDepositsPaidForSecuritiesBorrowed
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

274,127opy_FairValueEstimateNotPracticableDepositsPaidForSecuritiesBorrowed
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Receivables from brokers

38,149opy_FairValueEstimateNotPracticableDueFromCorrespondentBrokers
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

23,384opy_FairValueEstimateNotPracticableDueFromCorrespondentBrokers
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Securities failed to deliver

11,055opy_FairValueEstimateNotPracticableSecuritiesFailedToDeliver
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

9,628opy_FairValueEstimateNotPracticableSecuritiesFailedToDeliver
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Clearing organizations

21,106opy_FairValueEstimateNotPracticableReceivablesFromClearingOrganizations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

26,446opy_FairValueEstimateNotPracticableReceivablesFromClearingOrganizations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Omnibus accounts

18,086opy_FairValueEstimateNotPracticableOmnibusAccounts
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Other

1,993opy_FairValueEstimateNotPracticableOtherReceivablesFromBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

13,202opy_FairValueEstimateNotPracticableOtherReceivablesFromBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Total Receivable from brokers, dealers and clearing organizations

314,475opy_FairValueEstimateNotPracticableReceivablesFromBrokersDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

364,873opy_FairValueEstimateNotPracticableReceivablesFromBrokersDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Receivable from customers

864,189opy_FairValueEstimateNotPracticableReceivablesFromCustomers
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

868,869opy_FairValueEstimateNotPracticableReceivablesFromCustomers
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Securities purchased under agreements to resell

1,606us-gaap_SecuritiesPurchasedUnderAgreementsToResell
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

825us-gaap_SecuritiesPurchasedUnderAgreementsToResell
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Mortgage servicing rights

42,279opy_FairValueEstimateNotPracticableMortgageServicingRights
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

40,084opy_FairValueEstimateNotPracticableMortgageServicingRights
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Escrow deposit

25,006opy_FairValueEstimateNotPracticableEscrowDeposit
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

^[2]

Fair Value Measurement Liabilities

Financial Instruments Not Measured at Fair Value on Recurring Basis [Line items]

Drafts payable

35,373opy_FairValueEstimateNotPracticableDraftsPayable
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

48,198opy_FairValueEstimateNotPracticableDraftsPayable
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Bank call loans

59,400opy_FairValueEstimateNotPracticableBankLoans
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

118,200opy_FairValueEstimateNotPracticableBankLoans
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Securities loaned

137,892opy_FairValueEstimateNotPracticableDepositsReceivedForSecuritiesLoaned
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

211,621opy_FairValueEstimateNotPracticableDepositsReceivedForSecuritiesLoaned
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Securities failed to receive

23,573opy_FairValueEstimateNotPracticableSecuritiesFailedToReceive
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

5,346opy_FairValueEstimateNotPracticableSecuritiesFailedToReceive
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Clearing organizations and other

95,696opy_FairValueEstimateNotPracticableOtherPayablesToBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

6,348opy_FairValueEstimateNotPracticableOtherPayablesToBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Total payables to brokers, dealers and clearing organizations

257,161opy_FairValueEstimateNotPracticablePayablesToBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

223,315opy_FairValueEstimateNotPracticablePayablesToBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Payables to customers

652,256opy_FairValueEstimateNotPracticablePayablesToCustomers
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

626,564opy_FairValueEstimateNotPracticablePayablesToCustomers
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Securities sold under agreements to repurchase

687,440us-gaap_FairValueEstimateNotPracticableSecuritiesLoanedOrSoldUnderAgreementsToRepurchase
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

757,491us-gaap_FairValueEstimateNotPracticableSecuritiesLoanedOrSoldUnderAgreementsToRepurchase
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Warehouse payable

16,683opy_FairValueEstimateNotPracticableWarehousePayable
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

^[3]

54,614opy_FairValueEstimateNotPracticableWarehousePayable
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

^[4]

Payable to third party

25,006opy_FairValueEstimateNotPracticablePayableToThirdParty
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

^[5]

Senior secured notes

157,782us-gaap_FairValueEstimateNotPracticableSeniorDebtObligations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

208,529us-gaap_FairValueEstimateNotPracticableSeniorDebtObligations
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Level 1 | Fair Value Measurement Assets

Financial Instruments Not Measured at Fair Value on Recurring Basis [Line items]

Cash

32,632us-gaap_FairValueEstimateNotPracticableCashAndCashEquivalents
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

38,026us-gaap_FairValueEstimateNotPracticableCashAndCashEquivalents
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Cash segregated for regulatory and other purposes

18,594opy_FairValueEstimateNotPracticableCashAndSecuritiesSegregatedUnderFederalAndOtherRegulations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

24,828opy_FairValueEstimateNotPracticableCashAndSecuritiesSegregatedUnderFederalAndOtherRegulations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Deposits with clearing organization

12,322opy_FairValueEstimateNotPracticableDepositsWithClearingOrganizations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

13,187opy_FairValueEstimateNotPracticableDepositsWithClearingOrganizations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Securities purchased under agreements to resell

1,606us-gaap_SecuritiesPurchasedUnderAgreementsToResell
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

825us-gaap_SecuritiesPurchasedUnderAgreementsToResell
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Escrow deposit

25,006opy_FairValueEstimateNotPracticableEscrowDeposit
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

^[2]

Level 1 | Fair Value Measurement Liabilities

Financial Instruments Not Measured at Fair Value on Recurring Basis [Line items]

Drafts payable

35,373opy_FairValueEstimateNotPracticableDraftsPayable
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

48,198opy_FairValueEstimateNotPracticableDraftsPayable
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Bank call loans

59,400opy_FairValueEstimateNotPracticableBankLoans
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

118,200opy_FairValueEstimateNotPracticableBankLoans
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Payable to third party

25,006opy_FairValueEstimateNotPracticablePayableToThirdParty
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

^[5]

Level 2

Financial Instruments Not Measured at Fair Value on Recurring Basis [Line items]

Fair value of the reverse repurchase agreements

250,000opy_FairValueOfSecuritiesReverseRepurchaseAgreement
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member

^[1]

184,000opy_FairValueOfSecuritiesReverseRepurchaseAgreement
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member

^[1]

Level 2 | Fair Value Measurement Assets

Financial Instruments Not Measured at Fair Value on Recurring Basis [Line items]

Securities borrowed

242,172opy_FairValueEstimateNotPracticableDepositsPaidForSecuritiesBorrowed
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

274,127opy_FairValueEstimateNotPracticableDepositsPaidForSecuritiesBorrowed
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Receivables from brokers

38,149opy_FairValueEstimateNotPracticableDueFromCorrespondentBrokers
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

23,384opy_FairValueEstimateNotPracticableDueFromCorrespondentBrokers
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Securities failed to deliver

11,055opy_FairValueEstimateNotPracticableSecuritiesFailedToDeliver
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

9,628opy_FairValueEstimateNotPracticableSecuritiesFailedToDeliver
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Clearing organizations

21,106opy_FairValueEstimateNotPracticableReceivablesFromClearingOrganizations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

26,446opy_FairValueEstimateNotPracticableReceivablesFromClearingOrganizations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Omnibus accounts

18,086opy_FairValueEstimateNotPracticableOmnibusAccounts
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Other

1,993opy_FairValueEstimateNotPracticableOtherReceivablesFromBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

13,202opy_FairValueEstimateNotPracticableOtherReceivablesFromBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Total Receivable from brokers, dealers and clearing organizations

314,475opy_FairValueEstimateNotPracticableReceivablesFromBrokersDealersAndClearingOrganizations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

364,873opy_FairValueEstimateNotPracticableReceivablesFromBrokersDealersAndClearingOrganizations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Receivable from customers

864,189opy_FairValueEstimateNotPracticableReceivablesFromCustomers
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

868,869opy_FairValueEstimateNotPracticableReceivablesFromCustomers
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Level 2 | Fair Value Measurement Liabilities

Financial Instruments Not Measured at Fair Value on Recurring Basis [Line items]

Securities loaned

137,892opy_FairValueEstimateNotPracticableDepositsReceivedForSecuritiesLoaned
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

211,621opy_FairValueEstimateNotPracticableDepositsReceivedForSecuritiesLoaned
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Securities failed to receive

23,573opy_FairValueEstimateNotPracticableSecuritiesFailedToReceive
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

5,346opy_FairValueEstimateNotPracticableSecuritiesFailedToReceive
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Clearing organizations and other

95,696opy_FairValueEstimateNotPracticableOtherPayablesToBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

6,348opy_FairValueEstimateNotPracticableOtherPayablesToBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Total payables to brokers, dealers and clearing organizations

257,161opy_FairValueEstimateNotPracticablePayablesToBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

223,315opy_FairValueEstimateNotPracticablePayablesToBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Payables to customers

652,256opy_FairValueEstimateNotPracticablePayablesToCustomers
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

626,564opy_FairValueEstimateNotPracticablePayablesToCustomers
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Securities sold under agreements to repurchase

687,440us-gaap_FairValueEstimateNotPracticableSecuritiesLoanedOrSoldUnderAgreementsToRepurchase
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

757,491us-gaap_FairValueEstimateNotPracticableSecuritiesLoanedOrSoldUnderAgreementsToRepurchase
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Warehouse payable

16,683opy_FairValueEstimateNotPracticableWarehousePayable
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

^[3]

54,614opy_FairValueEstimateNotPracticableWarehousePayable
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

^[4]

Senior secured notes

157,782us-gaap_FairValueEstimateNotPracticableSeniorDebtObligations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

208,529us-gaap_FairValueEstimateNotPracticableSeniorDebtObligations
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Level 3 | Fair Value Measurement Assets

Financial Instruments Not Measured at Fair Value on Recurring Basis [Line items]

Mortgage servicing rights

42,279opy_FairValueEstimateNotPracticableMortgageServicingRights
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

40,084opy_FairValueEstimateNotPracticableMortgageServicingRights
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Carrying Value | Fair Value Measurement Assets

Financial Instruments Not Measured at Fair Value on Recurring Basis [Line items]

Cash

32,632us-gaap_FairValueEstimateNotPracticableCashAndCashEquivalents
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

38,026us-gaap_FairValueEstimateNotPracticableCashAndCashEquivalents
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Cash segregated for regulatory and other purposes

18,594opy_FairValueEstimateNotPracticableCashAndSecuritiesSegregatedUnderFederalAndOtherRegulations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

24,828opy_FairValueEstimateNotPracticableCashAndSecuritiesSegregatedUnderFederalAndOtherRegulations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Deposits with clearing organization

12,322opy_FairValueEstimateNotPracticableDepositsWithClearingOrganizations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

13,187opy_FairValueEstimateNotPracticableDepositsWithClearingOrganizations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Securities borrowed

242,172opy_FairValueEstimateNotPracticableDepositsPaidForSecuritiesBorrowed
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

274,127opy_FairValueEstimateNotPracticableDepositsPaidForSecuritiesBorrowed
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Receivables from brokers

38,149opy_FairValueEstimateNotPracticableDueFromCorrespondentBrokers
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

23,384opy_FairValueEstimateNotPracticableDueFromCorrespondentBrokers
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Securities failed to deliver

11,055opy_FairValueEstimateNotPracticableSecuritiesFailedToDeliver
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

9,628opy_FairValueEstimateNotPracticableSecuritiesFailedToDeliver
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Clearing organizations

21,106opy_FairValueEstimateNotPracticableReceivablesFromClearingOrganizations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

26,446opy_FairValueEstimateNotPracticableReceivablesFromClearingOrganizations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Omnibus accounts

18,086opy_FairValueEstimateNotPracticableOmnibusAccounts
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Other

1,993opy_FairValueEstimateNotPracticableOtherReceivablesFromBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

13,202opy_FairValueEstimateNotPracticableOtherReceivablesFromBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Total Receivable from brokers, dealers and clearing organizations

314,475opy_FairValueEstimateNotPracticableReceivablesFromBrokersDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

364,873opy_FairValueEstimateNotPracticableReceivablesFromBrokersDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Receivable from customers

864,189opy_FairValueEstimateNotPracticableReceivablesFromCustomers
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

868,869opy_FairValueEstimateNotPracticableReceivablesFromCustomers
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Securities purchased under agreements to resell

1,606us-gaap_SecuritiesPurchasedUnderAgreementsToResell
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

825us-gaap_SecuritiesPurchasedUnderAgreementsToResell
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Mortgage servicing rights

30,140opy_FairValueEstimateNotPracticableMortgageServicingRights
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

28,879opy_FairValueEstimateNotPracticableMortgageServicingRights
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

Escrow deposit

25,006opy_FairValueEstimateNotPracticableEscrowDeposit
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialAssetNotMeasuredOnRecurringBasisMember

^[2]

Carrying Value | Fair Value Measurement Liabilities

Financial Instruments Not Measured at Fair Value on Recurring Basis [Line items]

Drafts payable

35,373opy_FairValueEstimateNotPracticableDraftsPayable
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

48,198opy_FairValueEstimateNotPracticableDraftsPayable
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Bank call loans

59,400opy_FairValueEstimateNotPracticableBankLoans
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

118,200opy_FairValueEstimateNotPracticableBankLoans
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Securities loaned

137,892opy_FairValueEstimateNotPracticableDepositsReceivedForSecuritiesLoaned
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

211,621opy_FairValueEstimateNotPracticableDepositsReceivedForSecuritiesLoaned
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Securities failed to receive

23,573opy_FairValueEstimateNotPracticableSecuritiesFailedToReceive
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

5,346opy_FairValueEstimateNotPracticableSecuritiesFailedToReceive
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Clearing organizations and other

95,696opy_FairValueEstimateNotPracticableOtherPayablesToBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

6,348opy_FairValueEstimateNotPracticableOtherPayablesToBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Total payables to brokers, dealers and clearing organizations

257,161opy_FairValueEstimateNotPracticablePayablesToBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

223,315opy_FairValueEstimateNotPracticablePayablesToBrokerDealersAndClearingOrganizations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Payables to customers

652,256opy_FairValueEstimateNotPracticablePayablesToCustomers
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

626,564opy_FairValueEstimateNotPracticablePayablesToCustomers
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Securities sold under agreements to repurchase

687,440us-gaap_FairValueEstimateNotPracticableSecuritiesLoanedOrSoldUnderAgreementsToRepurchase
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

757,491us-gaap_FairValueEstimateNotPracticableSecuritiesLoanedOrSoldUnderAgreementsToRepurchase
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

Warehouse payable

16,683opy_FairValueEstimateNotPracticableWarehousePayable
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

^[3]

54,614opy_FairValueEstimateNotPracticableWarehousePayable
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

^[4]

Payable to third party

25,006opy_FairValueEstimateNotPracticablePayableToThirdParty
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

^[5]

Senior secured notes

$ 150,000us-gaap_FairValueEstimateNotPracticableSeniorDebtObligations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

$ 195,000us-gaap_FairValueEstimateNotPracticableSeniorDebtObligations
/ us-gaap_FairValueByMeasurementBasisAxis
= us-gaap_CarryingReportedAmountFairValueDisclosureMember
/ us-gaap_FairValueByMeasurementFrequencyAxis
= opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember

[1]	Included in securities purchased under agreements to resell where the Company has elected fair value option treatment.
[2]	Included in other assets on the consolidated balance sheet. Represents escrow monies deposited with a commercial bank. Corresponds with payable to third party in accounts payable and other liabilities on the consolidated balance sheet (see note 3 below).
[3]	ncluded in accounts payable and other liabilities on the consolidated balance sheet and cash flows from operating activities on the consolidated statement of cash flows. Warehouse payable represents the warehouse line amount outstanding with the third-party commercial bank. The borrowing rates on the warehouse facility is based upon a variable interest rate of 1-month LIBOR plus a spread. The Company earns a spread between the interest earned on the loans originated by the Company and the interest incurred on amounts drawn from the warehouse facility. The warehouse facility is used in connection with funding loans held for sale which is included in other assets on the consolidated balance sheet and cash flows from operating activities on the consolidated statement of cash flows.
[4]	Included in accounts payable and other liabilities on the consolidated balance sheet and cash flows from operating activities on the consolidated statement of cash flows. Warehouse payable represents the warehouse line amount outstanding with the third-party commercial bank. The borrowing rates on the warehouse facility is based upon a variable interest rate of 1-month LIBOR plus a spread. The Company earns a spread between the interest earned on the loans originated by the Company and the interest incurred on amounts drawn from the warehouse facility. The warehouse facility is used in connection with funding loans held for sale which is included in other assets on the consolidated balance sheet and cash flows from operating activities on the consolidated statement of cash flows.
[5]	Corresponds with escrow deposit in other assets on the consolidated balance sheet (see note 1 above).

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableBankLoans
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableCashAndSecuritiesSegregatedUnderFederalAndOtherRegulations
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableDepositsPaidForSecuritiesBorrowed
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableDepositsReceivedForSecuritiesLoaned
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableDepositsWithClearingOrganizations
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableDraftsPayable
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableDueFromCorrespondentBrokers
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableEscrowDeposit
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableMortgageServicingRights
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableOmnibusAccounts
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableOtherPayablesToBrokerDealersAndClearingOrganizations
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableOtherReceivablesFromBrokerDealersAndClearingOrganizations
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticablePayablesToBrokerDealersAndClearingOrganizations
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticablePayablesToCustomers
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticablePayableToThirdParty
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableReceivablesFromBrokersDealersAndClearingOrganizations
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Fair value estimate not practicable receivables from clearing organizations.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableReceivablesFromClearingOrganizations
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableReceivablesFromCustomers
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableSecuritiesFailedToDeliver
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableSecuritiesFailedToReceive
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

No definition available.

+ Details

Name:	opy_FairValueEstimateNotPracticableWarehousePayable
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Fair Value Of Securities Reverse Repurchase Agreement

+ References

No definition available.

+ Details

Name:	opy_FairValueOfSecuritiesReverseRepurchaseAgreement
Namespace Prefix:	opy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Cash

-URI http://asc.fasb.org/extlink&oid=6506951



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Cash Equivalents

-URI http://asc.fasb.org/extlink&oid=6507016

+ Details

Name:	us-gaap_FairValueEstimateNotPracticableCashAndCashEquivalents
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_FairValueEstimateNotPracticableFinancialStatementCaptionsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 16

-URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13504-108611

+ Details

Name:	us-gaap_FairValueEstimateNotPracticableSecuritiesLoanedOrSoldUnderAgreementsToRepurchase
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

This item represents a financial instrument (as defined) for which it is not practicable to estimate fair value. Such disclosure may be for an individual financial instrument or a class of financial instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 16

-URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13504-108611

+ Details

Name:	us-gaap_FairValueEstimateNotPracticableSeniorDebtObligations
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount, after the effects of master netting arrangements, of funds outstanding loaned in the form of a security resale agreement between the entity and another party for the sale and repurchase of identical or substantially the same securities at a date certain for a specified price. Includes purchases of participations in pools of securities that are subject to a resale agreement and assets not subject to a master netting arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.3)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 20

-Section 50

-Paragraph 3

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=20225523&loc=SL20225862-175312



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 20

-Section 55

-Paragraph 10

-URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226008-175313



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(m)(2)(i))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690



Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 08

-Paragraph m

-Subparagraph 1(i)

-Article 4



Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Article 9



Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 20

-Section 45

-Paragraph 11

-URI http://asc.fasb.org/extlink&oid=7472769&loc=d3e9760-107771



Reference 8: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 08

-Paragraph m

-Subparagraph 2

-Article 4

+ Details

Name:	us-gaap_SecuritiesPurchasedUnderAgreementsToResell
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FairValueByMeasurementBasisAxis=us-gaap_CarryingReportedAmountFairValueDisclosureMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FairValueByMeasurementFrequencyAxis=opy_FinancialAssetNotMeasuredOnRecurringBasisMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FairValueByMeasurementFrequencyAxis=opy_FinancialLiabilityNotMeasuredOnRecurringBasisMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: