Note 1 - Basis of Presentation - Schedule of Disaggregation of Revenue (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues	$ 20,079,888	$ 21,436,572	$ 41,050,274	$ 42,952,842
ACH and Complementary Service Revenue [Member]
Revenues	3,894,330	4,079,157	7,776,064	7,419,879
Credit Card Revenue [Member]
Revenues	7,261,268	7,115,884	14,822,002	14,455,782
Prepaid Card Services Revenue [Member]
Revenues	3,673,418	5,217,468	7,014,642	10,024,872
Output Solutions [Member]
Revenues	4,686,869	4,849,197	10,224,792	10,807,417
ACH and Complementary Service Interest Revenue [Member]
Revenues	190,233	40,361	401,873	43,306
Prepaid Card Services Interest Revenue [Member]
Revenues	334,624	125,058	737,365	186,018
Output Solutions Interest [Member]
Revenues	$ 39,146	$ 9,447	$ 73,536	$ 15,568