v2.4.0.8
Document and Entity Information
3 Months Ended
Mar. 31, 2014
Apr. 30, 2014
Document Documentand Entity Information [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Mar. 31, 2014  
Document Fiscal Year Focus 2014  
Document Fiscal Period Focus Q1  
Trading Symbol CAR  
Entity Registrant Name AVIS BUDGET GROUP, INC.  
Entity Central Index Key 0000723612  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   105,396,505