Document and Entity Information
3 Months Ended
Mar. 31, 2015
Apr. 20, 2015
Document and Entity Information [Abstract]    
Entity Registrant Name WABCO Holdings Inc.  
Entity Central Index Key 0001390844  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Document Type 10-Q  
Document Period End Date Mar. 31, 2015  
Document Fiscal Year Focus 2015  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Trading Symbol WBC  
Entity Common Stock, Shares Outstanding   58,651,774