Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

Document and Entity Information - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2018
Mar. 22, 2019
Jun. 29, 2018
Document and Entity Information [Abstract]      
Entity Registrant Name Priority Technology Holdings, Inc.    
Entity Central Index Key 0001653558    
Document Type 10-K    
Trading Symbol prth    
Document Period End Date Dec. 31, 2018    
Amendment Flag false    
Entity Emerging Growth Company true    
Entity Small Business true    
Entity Ex Transition Period false    
Entity Shell Company false    
Current Fiscal Year End Date --12-31    
Entity a Well-known Seasoned Issuer No    
Entity a Voluntary Filer No    
Entity's Reporting Status Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Common Stock, Shares Outstanding (in shares)   67,458,396  
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 43465    
Public Float     $ 52.8