Segment Information - Operations by Segments (Detail) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($) segment	Jun. 30, 2019 USD ($)
Segment Reporting Information [Line Items]
Number of operating business segments (in segment) | segment			4
Revenues	$ 117,937	$ 122,548	$ 239,879	$ 241,384
Operating costs and expenses	92,347	84,860	181,526	166,291
Depreciation and amortization	17,839	17,195	35,634	33,468
Non-operating income (expenses)	365	(946)	811	(516)
EBITDA	43,794	53,937	94,798	108,045
Compensation and benefits	3,751	3,498	7,251	6,937
Transaction, refinancing and other fees	2,656	362	4,442	411
Adjusted EBITDA	$ 50,201	$ 57,797	$ 106,491	$ 115,393
Consorcio de Tarjetas Dominicanas S.A.
Segment Reporting Information [Line Items]
Equity investment	19.99%	19.99%	19.99%	19.99%
Payment Services - Puerto Rico & Caribbean
Segment Reporting Information [Line Items]
Revenues	$ 19,585	$ 20,700	$ 40,223	$ 43,450
Payment Services - Latin America
Segment Reporting Information [Line Items]
Revenues	18,093	19,872	38,333	38,620
Merchant Acquiring, net
Segment Reporting Information [Line Items]
Revenues	24,765	26,793	49,886	52,767
Business Solutions
Segment Reporting Information [Line Items]
Revenues	55,494	55,183	111,437	106,547
Operating Segments | Payment Services - Puerto Rico & Caribbean
Segment Reporting Information [Line Items]
Revenues	27,461	30,482	57,348	62,499
Operating costs and expenses	17,453	13,630	34,859	27,845
Depreciation and amortization	3,193	2,740	6,442	5,383
Non-operating income (expenses)	(178)	470	(65)	1,051
EBITDA	13,023	20,062	28,866	41,088
Compensation and benefits	253	257	484	494
Transaction, refinancing and other fees	0	0	0	0
Adjusted EBITDA	13,276	20,319	29,350	41,582
Operating Segments | Payment Services - Latin America
Segment Reporting Information [Line Items]
Revenues	19,797	21,106	41,437	41,937
Operating costs and expenses	17,947	17,654	35,598	35,227
Depreciation and amortization	2,815	2,547	5,572	4,743
Non-operating income (expenses)	584	1,601	1,338	4,235
EBITDA	5,249	7,600	12,749	15,688
Compensation and benefits	835	173	1,577	339
Transaction, refinancing and other fees	0	0	0	2
Adjusted EBITDA	6,084	7,773	14,326	16,029
Operating Segments | Merchant Acquiring, net
Segment Reporting Information [Line Items]
Revenues	24,764	26,793	49,885	52,767
Operating costs and expenses	12,230	15,230	26,936	29,948
Depreciation and amortization	455	423	954	891
Non-operating income (expenses)	158	10	312	31
EBITDA	13,147	11,996	24,215	23,741
Compensation and benefits	235	255	451	475
Transaction, refinancing and other fees	0	0	0	0
Adjusted EBITDA	13,382	12,251	24,666	24,216
Operating Segments | Business Solutions
Segment Reporting Information [Line Items]
Revenues	55,495	55,183	111,438	106,547
Operating costs and expenses	37,008	35,959	70,625	68,869
Depreciation and amortization	4,381	4,479	8,677	8,333
Non-operating income (expenses)	684	34	1,071	220
EBITDA	23,552	23,737	50,561	46,231
Compensation and benefits	472	529	908	1,083
Transaction, refinancing and other fees	0	0	0	0
Adjusted EBITDA	24,024	24,266	51,469	47,314
Corporate and Other
Segment Reporting Information [Line Items]
Revenues	(9,580)	(11,016)	(20,229)	(22,366)
Operating costs and expenses	7,709	2,387	13,508	4,402
Depreciation and amortization	6,995	7,006	13,989	14,118
Non-operating income (expenses)	(883)	(3,061)	(1,845)	(6,053)
EBITDA	(11,177)	(9,458)	(21,593)	(18,703)
Compensation and benefits	1,956	2,284	3,831	4,546
Transaction, refinancing and other fees	2,656	362	4,442	409
Adjusted EBITDA	(6,565)	(6,812)	(13,320)	(13,748)
Payment Processing | Corporate and Other
Segment Reporting Information [Line Items]
Revenues	7,300	9,700	16,300	18,900
Payment Processing | Corporate and Other | Payment Services - Latin America
Segment Reporting Information [Line Items]
Revenues	4,300	5,500	9,400	10,300
Software Sale And Developments | Corporate and Other
Segment Reporting Information [Line Items]
Revenues	$ 2,300	$ 1,300	$ 3,900	$ 3,400