| Disaggregation of Revenue [Table Text Block] |
| | | Three Months Ended March 31, | |
| | | 2024 | | | 2023 | |
| | | | | | | | | |
| ACH and complementary services | | $ | 3,881,734 | | | $ | 3,340,722 | |
| Credit card | | | 7,560,734 | | | | 7,339,898 | |
| Prepaid card services | | | 3,341,224 | | | | 4,807,404 | |
| Output Solutions | | | 5,537,923 | | | | 5,958,220 | |
| Total revenue | | $ | 20,321,615 | | | $ | 21,446,244 | |
|
| Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] |
| | | Three Months Ended March 31, | |
| | | 2024 | | | 2023 | |
| | | | | | | | | |
| Beginning cash, cash equivalents, prepaid card load assets, customer deposits and merchant reserves: | | | | | | | | |
| Cash and cash equivalents | | $ | 7,155,687 | | | $ | 5,709,117 | |
| Prepaid card load assets | | | 31,578,973 | | | | 20,170,761 | |
| Customer deposits | | | 1,865,731 | | | | 1,554,122 | |
| Merchant reserves | | | 5,310,095 | | | | 4,909,501 | |
| Total | | $ | 45,910,486 | | | $ | 32,343,501 | |
| | | | | | | | | |
| Ending cash, cash equivalents, prepaid card load assets, customer deposits and merchant reserves: | | | | | | | | |
| Cash and cash equivalents | | $ | 7,053,812 | | | $ | 6,763,813 | |
| Prepaid card load assets | | | 28,698,878 | | | | 18,812,954 | |
| Customer deposits | | | 1,808,263 | | | | 1,575,075 | |
| Merchant reserves | | | 5,322,095 | | | | 4,744,615 | |
| Total | | $ | 42,883,048 | | | $ | 31,896,457 | |
|