Sales of Advances and MSRs - Summary of the Assets and Liabilities Sold to HLSS (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Related Party Transaction [Line Items]
Proceeds from sale of advance financing subsidiary and special purpose entity	$ 0	$ 76,334	$ 0
Sales of Other Liabilities	(67,773)	4,343	15,470
HLSS [Member]
Related Party Transaction [Line Items]
Fair Value Of Servicing Assets Sold	417,167	316,607
Sale Of Match Funded Advances	3,839,954	2,827,227
Disposal Group Match Funded Advances	0	413,374
Disposal Group Debt Service Account	0	14,786
Disposal Group Debt Fees and Debt Issuance Costs	0	5,422
Disposal Group Other Prepaid Expenses	0	1,928
Disposal Group Match Funded Liabilities	0	(358,335)
Disposal Group Accrued Liabilities	0	(841)
Proceeds from sale of advance financing subsidiary and special purpose entity	0	76,334
Asset Sale Due To Purchaser For Purchase Price Adjustments	0	(1,410)
Proceeds From Sales Of Assets Investing Activities Before Settlement Of Post Closing Adjustments	4,257,121	3,218,758
Asset Sale Received From Due To Purchaser For Settlement Of Purchase Price Adjustments	1,410	0
Sales price, as adjusted	4,257,121	3,220,168
Proceeds from Sales of Assets, Investing Activities	$ 4,258,531	$ 3,218,758

The amount due to the purchaser in an asset sale as the result of a post-closing adjustment to the sale price.

No definition available.

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- Definition

The amount received from (due to) the purchaser in an asset sale as the result of settlement of a post-closing adjustment to the sale price.

+ References

No definition available.

+ Details

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- Definition

For the disposal group, carrying value of obligations incurred and payable pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include interest, rent, salaries, and utilities.

+ References

No definition available.

+ Details

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Balance Type:	debit
Period Type:	duration

- Definition

For the disposal group, carrying amount of interest-earning cash on deposit for unapplied debt repayments for possible shortfalls in payment of debt interest and related expenses.

+ References

No definition available.

+ Details

Name:	ocn_DisposalGroupDebtFeesAndDebtIssuanceCosts
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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- Definition

For the disposal group, carrying amount of interest-earning cash on deposit for unapplied debt repayments of for possible shortfalls in payment of debt interest and related expenses.

+ References

No definition available.

+ Details

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- Definition

For the disposal group, carrying amount of financial assets accounted for as secured borrowings recognized in the transferor's statement of financial position.

+ References

No definition available.

+ Details

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- Definition

For the disposal group, carrying value of the liabilities associated with financial assets accounted for as secured borrowings recognized in the transferor's statement of financial position.

+ References

No definition available.

+ Details

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- Definition

For the disposal group, carrying amount of expenditures made, not otherwise specified in the taxonomy, in advance of the timing of recognition of expenses which are expenses to be charged against earnings.

+ References

No definition available.

+ Details

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- Definition

Fair value as of the date of sale of an asset representing net future revenues from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.

+ References

No definition available.

+ Details

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- Definition

Represents the cash proceeds from sale of assets from investing activities before settlement of post-closing adjustments.

+ References

No definition available.

+ Details

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- Definition

The total sale price of assets sold, net of the related assets assumed by the purchaser, including any post-closing adjustments to the price of assets sold or the carrying amount of liabilities assumed.

+ References

No definition available.

+ Details

Name:	ocn_PurchasePriceAsAdjusted
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- Definition

Sale related to match funded advances.

+ References

No definition available.

+ Details

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- Definition

The increase (decrease) during the reporting period in other liabilities used in operating activities not separately disclosed in the statement of cash flows. May include changes in other current liabilities, other noncurrent liabilities, or a combination of other current and noncurrent liabilities.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

+ Details

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- Definition

The cash inflow associated with the deconsolidation of a previously consolidated subsidiary or the sale of investment in consolidated subsidiaries (generally greater than 50 percent).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 12

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585

+ Details

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- Definition

Aggregate cash proceeds received from a combination of transactions that are classified as investing activities in which assets, which may include one or more investments, are sold to third-party buyers. This element can be used by entities to aggregate proceeds from all asset sales that are classified as investing activities.

+ References

No definition available.

+ Details

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