Document and Entity Information - shares	6 Months Ended
	Jun. 30, 2019	Jul. 31, 2019
Entity Registrant Name	EVO Payments, Inc.
Entity Central Index Key	0001704596
Document Type	10-Q
Document Period End Date	Jun. 30, 2019
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Entity Current Reporting Status	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Shell Company	false
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q2
Class A Common Stock
Entity Common Stock, Shares Outstanding		32,519,250
Class B Common Stock
Entity Common Stock, Shares Outstanding		35,413,538
Class C Common Stock
Entity Common Stock, Shares Outstanding		2,363,955
Class D Common Stock
Entity Common Stock, Shares Outstanding		11,749,992