Segment Information - Information on segments & reconciliations (Details) - USD ($) $ in Thousands	3 Months Ended								7 Months Ended	12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Segment Information
Revenue	$ 150,823	$ 144,758	$ 140,891	$ 128,282	$ 138,585	$ 132,646	$ 123,899	$ 109,620		$ 564,754	$ 504,750	$ 419,221
Segment profit										(88,406)	(15,760)	74,484
Depreciation and amortization										(87,184)	(74,136)	(64,012)
Net interest expense										(57,540)	(61,387)	(39,562)
Income tax expense										(10,444)	(16,588)	(17,033)
Share-based compensation										(55,519)
Net (loss) income attributable to EVO Investco, LLC					(3,903)	$ (12,259)	$ (9,474)	$ (14,606)			(40,242)	47,705
Less: Net loss attributable to non-controlling interests of EVO Investco, LLC										90,834
Net loss attributable to EVO Payments, Inc.	(4,036)	$ (27,389)	$ 16,713						$ (14,712)	(14,712)
Capital expenditures										48,751	42,021	31,708
Total assets	1,534,387				1,508,298				1,534,387	1,534,387	1,508,298
Operating
Segment Information
Segment profit										146,572	137,601	194,032
Corporate
Segment Information
Segment profit										(41,431)	(25,732)	(25,720)
North America
Segment Information
Capital expenditures										18,901	13,893	9,830
Total assets	994,952				1,010,859				994,952	994,952	1,010,859
North America | Operating
Segment Information
Revenue										320,481	299,034	241,083
Segment profit										85,377	82,759	66,066
Europe
Segment Information
Capital expenditures										29,850	28,128	21,878
Total assets	$ 539,435				$ 497,439				$ 539,435	539,435	497,439
Europe | Operating
Segment Information
Revenue										244,273	205,716	178,138
Segment profit										$ 61,195	$ 54,842	$ 127,966