Variable Interest Entities (Details) (USD $) In Millions, unless otherwise specified															6 Months Ended
	Jun. 30, 2011		Dec. 31, 2010		Jun. 30, 2010	Dec. 31, 2009	Jun. 30, 2011 Variable Interest Entity [Member] PHH Home Loans [Member]	Dec. 31, 2010 Variable Interest Entity [Member] PHH Home Loans [Member]	Jun. 30, 2011 Variable Interest Entity [Member] Chesapeake and D.L. Peterson Trust [Member]	Dec. 31, 2010 Variable Interest Entity [Member] Chesapeake and D.L. Peterson Trust [Member]	Jun. 30, 2011 Variable Interest Entity [Member] FLRT and PHH Lease Receivables LP [Member]	Dec. 31, 2010 Variable Interest Entity [Member] FLRT and PHH Lease Receivables LP [Member]	Jun. 30, 2011 Variable Interest Entity [Member] Mortgage Securitization Trust [Member]	Dec. 31, 2010 Variable Interest Entity [Member] Mortgage Securitization Trust [Member]	Jun. 30, 2011 Variable Interest Entity [Member]	Dec. 31, 2010 Variable Interest Entity [Member]
ASSETS
Cash and cash equivalents	$ 212		$ 195		$ 184	$ 150	$ 28	$ 40	$ 5	$ 4	$ 0	$ 0	$ 0	$ 0	$ 36	$ 47
Restricted cash, cash equivalents and investments	535		531				0	0	219	202	42	39	0	0	262	241
Mortgage loans held for sale	1,707		4,329				358	384	0	0	0	0	0	0	364	389
Accounts receivable, net	672		573				5	14	74	50	0	0	0	0	79	64
Net investment in fleet leases	3,526		3,492				0	0	2,761	2,854	550	502	0	0	3,311	3,356
Property, plant and equipment, net	60		46				1	1	0	0	0	0	0	0	1	1
Other assets	504		637				10	10	9	12	4	18	34	42	57	82
Total assets	8,749	[1]	11,270	[1]			402	449	3,068	3,122	596	559	34	42	4,110	4,180
Assets held as collateral							311	331	3,054	3,106	516	506	0	0
LIABILITIES
Accounts payable and accrued expenses	452		521				16	20	2	3	2	16	0	0	21	38
Debt	5,697		8,085				290	304	2,523	2,577	456	450	26	30	3,300	3,367
Other liabilities	280		358				5	5	0	0	0	0	0	0	5	5
Total liabilities	$ 7,151	[1]	$ 9,692	[1]			$ 311	$ 329	$ 2,525	$ 2,580	$ 458	$ 466	$ 26	$ 30	$ 3,326	$ 3,410
Variable Interest Entities (Textuals) [Abstract]
Mortgage loan originated From Realogy Corporations Affiliates															21.00%
Mortgage loan originated by home loans															83.00%

[1] The Condensed Consolidated Balance Sheets include assets of variable interest entities which can be used only to settle their obligations and liabilities of variable interest entities which creditors or beneficial interest holders do not have recourse to PHH Corporation and subsidiaries as follows: