Segment Reporting - Balance Sheet Data (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting
Total assets	$ 293,683	$ 296,666
Operating Segments
Segment Reporting
Total assets	293,683	296,666
Operating Segments | Debit and Credit
Segment Reporting
Total assets	235,680	238,610
Operating Segments | Prepaid Debit
Segment Reporting
Total assets	38,265	38,138
Operating Segments | Other
Segment Reporting
Total assets	$ 19,738	$ 19,918