Name:	phh_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisHeldAtEachBalanceSheetDateUnrealizedGainLossIncludedInEarningsAbstract
Namespace Prefix:	phh_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Name:	us-gaap_DebtInstrumentsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

This item represents the amount of the total realized and unrealized gains or losses for the period which are included in the statement of income (or changes in net assets); the fair value of which assets and liabilities was or is measured on a recurring basis using significant unobservable inputs (Level 3).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

+ Details

Name:	us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarnings
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of unrealized (holding) gain (loss) which is included in the statement of income (or changes in net assets) related to those assets still held at the reporting date for which fair value is measured on a recurring basis using significant unobservable inputs (Level 3).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

+ Details

Name:	us-gaap_FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

+ Details

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

Fair Value Measurements (Details 7) (USD $)	3 Months Ended
Fair Value Measurements (Details 7) (USD $)	Mar. 31, 2014 Gain on mortgage loans, net	Mar. 31, 2013 Gain on mortgage loans, net	Mar. 31, 2014 Change in fair value of mortgage servicing rights	Mar. 31, 2013 Change in fair value of mortgage servicing rights	Mar. 31, 2014 Interest rate lock commitments Gain on mortgage loans, net	Mar. 31, 2013 Interest rate lock commitments Gain on mortgage loans, net	Mar. 31, 2014 Mortgage loans held for sale Gain on mortgage loans, net	Mar. 31, 2013 Mortgage loans held for sale Gain on mortgage loans, net	Mar. 31, 2014 Mortgage loans held for sale Mortgage interest income	Mar. 31, 2013 Mortgage loans held for sale Mortgage interest income	Mar. 31, 2014 Mortgage servicing rights Change in fair value of mortgage servicing rights	Mar. 31, 2013 Mortgage servicing rights Change in fair value of mortgage servicing rights	Mar. 31, 2014 Level Two	Dec. 31, 2013 Level Two	Mar. 31, 2014 Level Two Market based approach	Mar. 31, 2014 Level Two Observable spreads and terms for recent pricing of similar instruments	Mar. 31, 2014 Level Two Discounted cash flow model
Realized and unrealized gains and losses related to assets and liabilities
Realized and Unrealized Gain or Loss from Level 3 Fair Value instruments					$ 74,000,000	$ 202,000,000	$ (4,000,000)	$ (8,000,000)	$ 1,000,000	$ 2,000,000	$ (79,000,000)	$ 5,000,000
Unrealized gains (losses) related to assets and liabilities included in Condensed Consolidated Balance Sheets
Unrealized Gain or Loss for Level 3 Fair Value instruments	16,000,000	95,000,000	(45,000,000)	82,000,000
Debt
Fair value of debt													$ 5,800,000,000	$ 5,900,000,000	$ 4,600,000,000	$ 600,000,000	$ 600,000,000