Note 1 - Organization and Significant Accounting Policies - Schedule of Segment Information (Details) - USD ($)	3 Months Ended		6 Months Ended	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenues, net	$ 4,145,269	$ 3,480,109		$ 12,290,635	$ 11,008,692
Operating income loss	(28,689)	(144,548)	$ (144,548)	70,846	(353,689)
Service [Member]
Revenues, net	34	1,548		791	3,057
Operating income loss	34		1,250	679	2,445
Shipping Calculator Services [Member]
Revenues, net	778	5,565		7,309	17,284
Operating income loss	(1,091)		3,346	1,398	8,763
Brewery Management Software [Member]
Revenues, net	10,969	12,825		28,700	48,050
Operating income loss	(6,725)		1,656	(30,791)	19,674
Merchant Processing Services [Member]
Revenues, net	11,782	13,828		28,280	40,806
Operating income loss	(7,931)		4,803	(7,952)	15,129
Shipping Coordination and Label Generation Services [Member]
Revenues, net	4,121,706	$ 3,446,343		12,225,555	10,899,495
Operating income loss	130,784		104,847	580,063	484,272
Corporate Operations [Member]
Operating income loss	$ (143,760)		$ (260,450)	$ (472,551)	$ (883,972)