XML 57 R1.htm IDEA: XBRL DOCUMENT v3.20.1
Cover Page - $ / shares
 3 Months Ended
Mar. 31, 2020
May 05, 2020
Dec. 31, 2019
Entity Information [Line Items]      
Document Type 10-Q    
Document Quarterly Report true    
Document Period End Date Mar. 31, 2020    
Document Transition Report false    
Entity File Number 001-35674    
Entity Registrant Name REALOGY HOLDINGS CORP.    
Entity Tax Identification Number 20-8050955    
Entity Address, Address Line One 175 Park Avenue    
Entity Address, City or Town Madison    
Entity Address, State or Province NJ    
Entity Address, Postal Zip Code 07940    
City Area Code 973    
Local Phone Number 407-2000    
Title of 12(b) Security Common Stock, par value $0.01 per share    
Trading Symbol RLGY    
Security Exchange Name NYSE    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Common Stock, Shares Outstanding   115,372,303  
Common Stock, Par or Stated Value Per Share $ 0.01 $ 0.01 $ 0.01
Realogy Group LLC [Member]      
Entity Information [Line Items]      
Entity File Number 333-148153    
Entity Registrant Name REALOGY GROUP LLC    
Entity Tax Identification Number 20-4381990    
Entity Current Reporting Status No    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Shell Company false