Mortgage Servicing - Schedule of Composition of Servicing and Subservicing Portfolios by Type of Property Serviced (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018	Jun. 30, 2018
Transfers and Servicing [Abstract]
Servicing	$ 80,141,128	$ 72,378,693	$ 70,796,834
Subservicing	27,432,019	53,104,560	1,600,289
NRZ	121,709,898	130,517,237	94,729,891
Assets serviced	$ 229,283,045	$ 256,000,490	$ 167,127,014

This amount represents the unpaid principal balance of loans serviced for which rights to mortgage servicing rights have been sold.

No definition available.

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