Segment Reporting - Revenue and EBITDA from Continuing Operations (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Segment Reporting
Total net sales	$ 118,818	$ 114,960	$ 230,754	$ 235,812
Cost of sales	76,430	74,135	146,848	151,893
Gross profit	42,388	40,825	83,906	83,919
Operating expenses	27,479	23,333	54,852	45,829
Income from operations	14,909	17,492	29,054	38,090
EBITDA by segment:
Income (loss) from operations	14,909	17,492	29,054	38,090
Depreciation and amortization	4,048	4,061	8,065	7,865
Other income (expenses)	(78)	(78)	(143)	(192)
EBITDA	18,879	21,475	36,976	45,763
Operating Segments | Debit and Credit
Segment Reporting
Total net sales	95,620	93,194	183,593	195,179
Cost of sales	61,456	60,156	117,934	123,957
Gross profit	34,164	33,038	65,659	71,222
Operating expenses	8,775	7,957	17,516	16,115
Income from operations	25,389	25,081	48,143	55,107
EBITDA by segment:
Income (loss) from operations	25,389	25,081	48,143	55,107
Depreciation and amortization	2,237	2,353	4,387	4,514
Other income (expenses)	(1)	21	(63)	26
EBITDA	27,625	27,455	52,467	59,647
Operating Segments | Prepaid Debit
Segment Reporting
Total net sales	23,815	21,821	48,013	40,951
Cost of sales	15,591	14,034	29,766	28,254
Gross profit	8,224	7,787	18,247	12,697
Operating expenses	1,315	159	2,593	1,392
Income from operations	6,909	7,628	15,654	11,305
EBITDA by segment:
Income (loss) from operations	6,909	7,628	15,654	11,305
Depreciation and amortization	895	704	1,766	1,328
Other income (expenses)	(1)	1	(2)	1
EBITDA	7,803	8,333	17,418	12,634
Operating Segments | Other
Segment Reporting
Operating expenses	17,389	15,217	34,743	28,322
Income from operations	(17,389)	(15,217)	(34,743)	(28,322)
EBITDA by segment:
Income (loss) from operations	(17,389)	(15,217)	(34,743)	(28,322)
Depreciation and amortization	916	1,004	1,912	2,023
Other income (expenses)	(76)	(100)	(78)	(219)
EBITDA	(16,549)	(14,313)	(32,909)	(26,518)
Intersegment eliminations
Segment Reporting
Total net sales	(617)	(55)	(852)	(318)
Cost of sales	$ (617)	$ (55)	$ (852)	$ (318)