Servicing Rights Related Liabilities - Schedule of Servicing Rights Related Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Transfers and Servicing [Abstract]
MSR Liabilities Related To NRM Sales	$ 1,902	$ 0
Excess servicing spread liabilities	0	100,111
Servicing rights financing	0	16,889
Servicing rights related liabilities	$ 1,902	$ 117,000

Liabilities incurred in connection with the Company's servicing assets, measured at fair value.

No definition available.

Name:	wac_ServicingRightsRelatedLiabilitiesAtFairValue
Namespace Prefix:	wac_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant