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Derivative Financial Instruments and Hedging Activities - Narrative (Details) | 12 Months Ended
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Dec. 31, 2023
Maximum |
Derivative [Line Items] |
Loans Held-for-sale, Period of Sale | 30 days
Minimum |
Derivative [Line Items] |
Loans Held-for-sale, Period of Sale | 5 days
Interest Rate Lock Commitments [Member] | Maximum |
Derivative [Line Items] |
Loan Commitment to Correspondents | 30 days
Loan Commitment, Term | 75 days
Loan Commitment to borrowers, Term | 60 days
Interest Rate Lock Commitments [Member] | Minimum |
Derivative [Line Items] |
Loan Commitment to Correspondents | 5 days
Loan Commitment, Term | 5 days
Loan Commitment to borrowers, Term | 40 days

X
- Definition General Loan Commitment, Term range + References No definition available. + Details
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Balance Type: | na
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X
- Definition Loan Commitment to borrowers, Term range + References No definition available. + Details
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Namespace Prefix: | ocn_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition General Loan Commitment to Correspondents + References No definition available. + Details
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Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Loans Held-for-sale, Period of Sale (general) + References No definition available. + Details
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Namespace Prefix: | ocn_
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Balance Type: | na
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- 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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480237/815-40-50-5 + Details
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Period Type: | duration

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- Details
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- Details
Name: | srt_RangeAxis=srt_MinimumMember
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |