Note 2 - Revenue from Contracts with Customers - Disaggregation of Revenue from Contracts with Customers (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Revenue, Amount	$ 4,819,395	$ 3,704,417	$ 6,881,151	$ 4,883,240
Services Time and Materials [Member]
Revenue, Amount	$ 730,813	$ 577,779	$ 1,321,383	$ 1,174,530
Services Time and Materials [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Percentage	15.20%	15.60%	19.20%	24.10%
Services Fixed Price [Member]
Revenue, Amount	$ 27,150	$ 95,235	$ 150,555	$ 214,398
Services Fixed Price [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Percentage	0.60%	2.60%	2.20%	4.40%
Services Combination [Member]
Revenue, Amount	$ 134,038	$ 40,364	$ 216,446	$ 72,648
Services Combination [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Percentage	2.80%	1.10%	3.20%	1.50%
Services Fixed Price per Unit [Member]
Revenue, Amount	$ 36,420	$ 48,251	$ 84,440	$ 62,171
Services Fixed Price per Unit [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Percentage	0.70%	1.30%	1.20%	1.30%
Third-Party Software [Member]
Revenue, Amount	$ 3,607,116	$ 2,789,648	$ 4,611,420	$ 3,057,367
Third-Party Software [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Percentage	74.80%	75.30%	67.00%	62.50%
Software Support and Maintenance [Member]
Revenue, Amount	$ 263,125	$ 149,290	$ 475,693	$ 298,152
Software Support and Maintenance [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Percentage	5.50%	4.00%	6.90%	6.10%
Incentive Payments [Member]
Revenue, Amount	$ 20,733	$ 3,850	$ 21,214	$ 3,974
Incentive Payments [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Percentage	0.40%	0.10%	0.30%	0.10%