Certain Capital Requirements and Guarantees - Schedule of Required and Actual Adjusted Net Worth of Subsidiaries (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Ditech Financial [Member]
Compliance with Regulatory Capital Requirements for Mortgage Companies [Line Items]
Required adjusted net worth	$ 306,134	$ 357,264
Adjusted actual net worth	828,902	1,194,815
Reverse Mortgage Solutions [Member]
Compliance with Regulatory Capital Requirements for Mortgage Companies [Line Items]
Required adjusted net worth	75,666	94,418
Adjusted actual net worth	$ 161,774	$ 153,353

The amount of total capital as defined in the regulations.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 948
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=6490092&loc=d3e47304-110998

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
-Paragraph 1H
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=84167132&loc=d3e65071-112826

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 948
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=6490092&loc=d3e47080-110998

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
-Paragraph 1H
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=84167132&loc=d3e65071-112826

Name:	us-gaap_Capital
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant