Contingencies - Schedule of Indemnification Obligations (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Indemnification Obligations Liability [Roll Forward]
Beginning balance	$ 40,374	$ 50,838
Provision (reversal) for representation and warranty obligations	400	(768)
New production liability	1,273	170
Charge-offs and other	(358)	(3,161)
Ending balance	$ 41,689	$ 47,079

Represents amount of charge-offs against indemnification obligations liability.

No definition available.

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

- Definition

Represents addition of indemnification obligations reserves for new loan production during the period.

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No definition available.

+ Details

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

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

+ Details

Name:	ocn_IndemnificationObligationsLiabilityRollForward
Namespace Prefix:	ocn_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents provision for representation and warranty obligations.

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No definition available.

+ Details

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

- Definition

This represents the outstanding obligation of repurchase the loans, or otherwise indemnify or reimburse the investor or insurer for losses incurred due to material breach of contractual representation and warranties.

+ References

No definition available.

+ Details

Name:	ocn_RepresentationWarrantyAndCompensatoryFeesObligations
Namespace Prefix:	ocn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant