Segment Reporting - Revenue and EBITDA from Continuing Operations (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Segment Reporting
Net sales	$ 105,863	$ 124,577	$ 341,675	$ 349,309
Cost of sales	69,711	76,137	221,604	221,040
Gross profit	36,152	48,440	120,071	128,269
Operating expenses	23,191	24,995	69,020	71,789
Income from operations	12,961	23,445	51,051	56,480
EBITDA by segment:
Income (loss) from operations	12,961	23,445	51,051	56,480
Depreciation and amortization	4,005	3,837	11,870	11,018
Other income (expenses)	(53)	(63)	(245)	(474)
EBITDA	16,913	27,219	62,676	67,024
Operating Segments | Debit and Credit
Segment Reporting
Net sales	83,780	99,512	278,959	285,708
Cost of sales	55,399	61,441	179,356	181,319
Gross profit	28,381	38,071	99,603	104,389
Operating expenses	7,590	8,653	23,705	25,542
Income from operations	20,791	29,418	75,898	78,847
EBITDA by segment:
Income (loss) from operations	20,791	29,418	75,898	78,847
Depreciation and amortization	2,322	2,271	6,836	6,202
Other income (expenses)	(27)	(14)	(1)	(7)
EBITDA	23,086	31,675	82,733	85,042
Operating Segments | Prepaid Debit
Segment Reporting
Net sales	22,335	25,335	63,286	64,010
Cost of sales	14,564	14,966	42,818	40,130
Gross profit	7,771	10,369	20,468	23,880
Operating expenses	1,140	1,260	2,532	3,487
Income from operations	6,631	9,109	17,936	20,393
EBITDA by segment:
Income (loss) from operations	6,631	9,109	17,936	20,393
Depreciation and amortization	675	529	2,003	1,711
Other income (expenses)	(2)		(1)	(3)
EBITDA	7,304	9,638	19,938	22,101
Operating Segments | Other
Segment Reporting
Operating expenses	14,461	15,082	42,783	42,760
Income from operations	(14,461)	(15,082)	(42,783)	(42,760)
EBITDA by segment:
Income (loss) from operations	(14,461)	(15,082)	(42,783)	(42,760)
Depreciation and amortization	1,008	1,037	3,031	3,105
Other income (expenses)	(24)	(49)	(243)	(464)
EBITDA	(13,477)	(14,094)	(39,995)	(40,119)
Intersegment eliminations
Segment Reporting
Net sales	(252)	(270)	(570)	(409)
Cost of sales	$ (252)	$ (270)	$ (570)	$ (409)