Note 1. Basis of Presentation Basis of Presentation (Details)	Jul. 31, 2006 Independent_Companies
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of New Independent Companies per Cendant Business Unit	1
Cendant Spin-off Number of New Independent Companies	4

The number of new independent companies created as a result of Cendant Corporation's spin-off in 2006 (real estate services ("Realogy"), travel distribution services (“Travelport”), hospitality services, including timeshare resorts (“Wyndham Worldwide”), and vehicle rental (“Avis Budget Group”)).

No definition available.

Name:	rlgy_CendantSpinOffNumberOfNewIndependentCompanies
Namespace Prefix:	rlgy_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant