Note 1 - Basis of Presentation - Schedule of Disaggregation of Revenue (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenues	$ 16,215,686	$ 15,233,141	$ 34,327,029	$ 28,694,691
ACH and Complementary Service Revenue [Member]
Revenues	3,899,612	4,001,897	7,742,928	7,080,353
Credit Card Revenue [Member]
Revenues	6,885,697	6,558,076	13,653,919	12,281,785
Prepaid Card Services Revenue [Member]
Revenues	1,388,110	1,077,531	4,156,557	1,964,107
Output Solutions [Member]
Revenues	$ 4,042,267	$ 3,595,637	$ 8,773,625	$ 7,368,446