Segment Information - Information on segments & reconciliations (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Segment Information
Revenue		$ 122,517	$ 140,891	$ 234,035	$ 269,173
Segment profit		(1,369)	(69,276)	(19,400)	(79,873)
Depreciation and amortization		(22,863)	(20,933)	(45,608)	(40,820)
Net interest expense		(10,534)	(20,929)	(21,511)	(35,755)
Provision for income tax benefit (expense)		5,196	28,609	4,208	24,181
Share-based compensation expense		(2,977)	(51,263)	(4,822)	(51,263)
Net income (loss) attributable to non-controlling interests of EVO Investco, LLC		(1,368)	58,613	12,943	74,406
Net income (loss) attributable to EVO Payments, Inc.	$ 16,713	463	16,713	(4,827)	16,713
Capital expenditures		6,800	17,380	13,303	25,970
Total assets		1,846,920		1,846,920		$ 1,534,387
Operating
Segment Information
Segment profit		41,273	36,343	65,846	69,324
Corporate
Segment Information
Segment profit		(8,264)	(13,727)	(15,883)	(23,360)
North America
Segment Information
Revenue		77,656	79,825	147,621	153,200
Capital expenditures		5,514	8,152	7,380	12,792
Total assets		1,273,453		1,273,453		994,952
North America | Operating
Segment Information
Segment profit		27,650	21,774	42,530	42,652
Europe
Segment Information
Revenue		44,861	61,066	86,414	115,973
Capital expenditures		1,286	9,228	5,923	13,178
Total assets		573,467		573,467		$ 539,435
Europe | Operating
Segment Information
Segment profit		$ 13,623	$ 14,568	$ 23,316	$ 26,672