Unaudited Condensed Consolidated Statements of Income and Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Income Statement [Abstract]
Revenues	$ 229,607	$ 211,978	$ 458,399	$ 417,296
Operating costs and expenses
Cost of revenues, exclusive of depreciation and amortization	110,060	97,481	224,669	199,929
Selling, general and administrative expenses	35,104	38,187	71,314	73,813
Depreciation and amortization	28,309	32,950	56,782	67,391
Total operating costs and expenses	173,473	168,618	352,765	341,133
Income from operations	56,134	43,360	105,634	76,163
Non-operating income (expenses)
Interest income	3,079	3,218	6,330	6,578
Interest expense	(16,719)	(18,709)	(33,707)	(38,648)
Gain (loss) on foreign currency remeasurement	1,348	2,404	515	(2,052)
Earnings from equity investees	867	1,096	2,944	2,167
Other income, net	334	2,255	554	6,095
Total non-operating expenses	(11,091)	(9,736)	(23,364)	(25,860)
Income before income taxes	45,043	33,624	82,270	50,303
Income tax expense	4,070	1,101	8,206	1,393
Net income	40,973	32,523	74,064	48,910
Less: Net income attributable to non-controlling interest	508	622	896	1,030
Net income attributable to EVERTEC, Inc.’s common stockholders	40,465	31,901	73,168	47,880
Other comprehensive income (loss), net of tax of $(561), and $474, $(1,755) and $631
Foreign currency translation adjustments	32,495	(64,351)	79,206	(90,827)
(Loss) gain on cash flow hedges	(2,160)	1,034	(6,152)	3,382
Unrealized gain (loss) on change in fair value of debt securities available-for-sale	2	0	10	(3)
Other comprehensive income (loss), net of tax	30,337	(63,317)	73,064	(87,448)
Total comprehensive income (loss) attributable to EVERTEC, Inc.’s common stockholders	$ 70,802	$ (31,416)	$ 146,232	$ (39,568)
Net income per common share - basic attributable to EVERTEC, Inc.’s common stockholders (in usd per share)	$ 0.63	$ 0.50	$ 1.15	$ 0.74
Net income per common share - diluted attributable to EVERTEC, Inc.’s common stockholders (in usd per share)	$ 0.62	$ 0.49	$ 1.13	$ 0.73