Variable Interest Entities (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2013		Dec. 31, 2012		Jun. 30, 2012	Dec. 31, 2011
ASSETS
Cash	$ 1,044		$ 829		$ 700	$ 414
Restricted Cash	349		425
Mortgage loans held for sale	1,751		2,174
Accounts receivable, net	972		797
Net investment in fleet leases	3,736		3,636
Property, plant and equipment, net	76		79
Other assets	571		616
Total assets	9,771	[1]	9,603	[1]
LIABILITIES
Accounts payable and accrued expenses	782		586
Debt	6,323		6,554
Other liabilities	274		279
Total liabilities	8,084	[1]	8,041	[1]
Variable Interest Entities
Amount of loans originated from Realogy Corporation's affiliates (as a percent)	22.00%
Variable Interest Entity
ASSETS
Cash	73		66
Restricted Cash	298		249
Mortgage loans held for sale	667		730
Accounts receivable, net	92		90
Net investment in fleet leases	3,634		3,531
Property, plant and equipment, net	2		2
Other assets	43		39
Total assets	4,809		4,707
LIABILITIES
Accounts payable and accrued expenses	35		36
Debt	4,140		4,074
Other liabilities	17		13
Total liabilities	4,192		4,123
PHH Home Loans | Variable Interest Entity
ASSETS
Cash	66		59
Restricted Cash	4		4
Mortgage loans held for sale	658		716
Accounts receivable, net	28		17
Property, plant and equipment, net	2		2
Other assets	22		20
Total assets	780		818
Assets held as collateral	658		691
LIABILITIES
Accounts payable and accrued expenses	24		25
Debt	619		629
Other liabilities	17		13
Total liabilities	660		667
Variable Interest Entities
Amount of loans originated from Realogy Corporation's affiliates (as a percent)	85.00%
Chesapeake and D.L. Peterson Trust | Variable Interest Entity
ASSETS
Cash	1		2
Restricted Cash	244		186
Accounts receivable, net	64		73
Net investment in fleet leases	2,999		2,856
Other assets	14		12
Total assets	3,322		3,129
Assets held as collateral	3,307		3,114
LIABILITIES
Accounts payable and accrued expenses	2		2
Debt	2,881		2,771
Total liabilities	2,883		2,773
FLRT and PHH Lease Receivables LP | Variable Interest Entity
ASSETS
Restricted Cash	50		59
Net investment in fleet leases	635		675
Other assets	7		7
Total assets	692		741
Assets held as collateral	685		731
LIABILITIES
Accounts payable and accrued expenses	8		8
Debt	632		662
Total liabilities	$ 640		$ 670

[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: