Segment Reporting - Revenue and EBITDA from Continuing Operations (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Segment Reporting
Revenue	$ 73,969	$ 66,866
EBITDA	11,766	7,853
Debit and Credit
Segment Reporting
EBITDA	15,080	10,380
Prepaid Debit
Segment Reporting
EBITDA	4,660	5,779
Other
Segment Reporting
EBITDA	(7,974)	(8,306)
Operating Segments \| Debit and Credit
Segment Reporting
Revenue	59,839	48,929
Operating Segments \| Prepaid Debit
Segment Reporting
Revenue	14,540	16,744
Operating Segments \| Other
Segment Reporting
Revenue		1,679
Intersegment eliminations
Segment Reporting
Revenue	$ (410)	$ (486)

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration