Proceeds from sale of mortgage servicing rights accounted for as financing.

No definition available.

Name:	ocn_ProceedsFromSaleOfMortgageServicingRightsAccountedForAsFinancing
Namespace Prefix:	ocn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

This represents the amount of unpaid principal balance for which the company received the notice of termination as a servicer.

+ References

No definition available.

+ Details

Name:	ocn_UnpaidPrincipalBalanceOfLoansRelatedToTermination
Namespace Prefix:	ocn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of contractual principal due at origination of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Paragraph Column F
-Subsection 29

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 948
-SubTopic 310
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-29(Column F))
-URI https://asc.fasb.org/extlink&oid=120402547&loc=d3e617274-123014

+ Details

Name:	srt_MortgageLoansOnRealEstateFaceAmountOfMortgages
Namespace Prefix:	srt_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancialInstrumentAxis=ocn_MortgageServicingRightsTitleRetainedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=ocn_TwoThousandSeventeenAgreementsandNewRMSRAgreementsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancialInstrumentAxis=ocn_SubservicingAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

MSR Transfers Not Qualifying for Sale Accounting - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Oct. 31, 2020
Servicing Assets at Fair Value [Line Items]
Proceeds from sale of mortgage servicing rights accounted for as financing	$ 86.2	$ 247.0	$ 0.0
UPB of loans serviced on behalf of NRZ	49,100.0
Unpaid Principal Balance of Loans Related to Termination				$ 34,200.0
NRZ \| Mortgage Servicing Rights Title Retained \| 2017 Agreements and New RMSR Agreements
Servicing Assets at Fair Value [Line Items]
UPB of loans serviced on behalf of NRZ	10,800.0
NRZ \| Subservicing Assets
Servicing Assets at Fair Value [Line Items]
UPB of loans serviced on behalf of NRZ	$ 1,900.0