v2.4.0.8
Document and Entity Information
9 Months Ended
Sep. 30, 2014
Oct. 24, 2014
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Sep. 30, 2014  
Document Fiscal Year Focus 2014  
Document Fiscal Period Focus Q3  
Trading Symbol PAYC  
Entity Registrant Name Paycom Software, Inc.  
Entity Central Index Key 0001590955  
Current Fiscal Year End Date --12-31  
Entity Filer Category Non-accelerated Filer  
Entity Common Stock, Shares Outstanding   51,112,429