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Note 1 - Basis of Presentation (Tables)
3 Months Ended
Mar. 31, 2025
Notes Tables  
Disaggregation of Revenue [Table Text Block]
  

Three Months Ended March 31,

 
  

2025

  

2024

 
         

ACH and complementary services

 $5,044,517  $3,881,734 

Credit card

  7,878,694   7,560,734 

Prepaid card services

  2,907,451   3,341,224 

Output Solutions

  5,732,867   5,537,923 

Interest - ACH and complementary services

  224,129   211,640 

Interest - Prepaid card services

  182,661   402,741 

Interest - Output Solutions

  38,731   34,390 

Total revenue

 $22,009,050  $20,970,386