Mortgage Servicing - Schedule of Components of Servicing and Subservicing Fees (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Transfers and Servicing [Abstract]
Servicing	$ 63,892	$ 55,408
Subservicing	3,487	5,190
NRZ	80,385	119,669
Servicing and Subservicing fees, total	147,764	180,267
Late charges	9,231	14,639
Custodial accounts (float earnings)	1,008	6,141
Loan collection fees	2,949	4,256
Recording Fees	3,651	2,558
Other, net	7,135	3,622
Ancillary income	23,974	31,216
Servicing and subservicing fees	$ 171,738	$ 211,483

All amounts that, per contract, are due in exchange for servicing or subservicing the financial asset.

No definition available.

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- Definition

All amounts that, per contract, are due to the subservicer in exchange for subservicing the financial asset and would no longer be received by a subservicer if the owners of the servicing rights were to exercise their authority under the contract to shift the subservicing to another servicer.

+ References

No definition available.

+ Details

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- Definition

Represents amount related to interest earned on unremitted loan payments held in custodial accounts, are due to the servicer in exchange for servicing the financial asset.

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No definition available.

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Balance Type:	credit
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- Definition

Represents loan collection fees paid by the borrower to the servicer for automated payment services.

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No definition available.

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Name:	ocn_LoanCollectionFeesEarnedInExchangeForServicingFinancialAssets
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- Definition

Recording Fees

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No definition available.

+ Details

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Balance Type:	credit
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- Definition

This represents the amount of the fee earned, generally expressed as a percent of UPB, from the borrowers’ payments. Also includes late fees, prepayment penalties, float earnings and other ancillary fees.

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No definition available.

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Balance Type:	credit
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- Definition

Servicing fee collected on mortgage servicing rights for which rights have been sold to NRZ.

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No definition available.

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Name:	ocn_ServicingFeeCollectedOnBehalfOfCounterparty
Namespace Prefix:	ocn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

All amounts that are due to the servicer of a financial asset, excluding contractually specified servicing fees and late fees.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=116651436&loc=d3e122596-111746

+ Details

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- Definition

All amounts that, per contract, are due to the servicer in exchange for servicing the financial asset and would no longer be received by a servicer if the beneficial owners of the serviced assets (or their trustees or agents) were to exercise their actual or potential authority under the contract to shift the servicing to another servicer. Depending on the servicing contract, those fees may include some or all of the difference between the interest rate collected on the asset being serviced and the rate to be paid to the beneficial owners of the asset.

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+ Details

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- Definition

Amount of contractually specified servicing fee, late fee, and ancillary fee recognized as income for servicing asset and servicing liability.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=116651436&loc=d3e122596-111746

+ Details

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- Definition

All amounts that are due to the servicer of a financial asset as a result of the debt holder not meeting the monthly payment terms.

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+ Details

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- References

No definition available.

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