Note 6 - Leases: Schedule of distribution of lease expense (Details) - USD ($)	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Operating lease expense distributied	$ 16,918	$ 16,627
Cost of sales
Base rent pursuant to lease agreement	2,998	2,947
Variable lease costs	385	378
Operating lease expense distributied	3,383	3,325
Operating expenses
Base rent pursuant to lease agreement	11,995	11,788
Variable lease costs	1,540	1,514
Operating lease expense distributied	13,535	13,302
Total
Base rent pursuant to lease agreement	14,993	14,735
Variable lease costs	1,925	1,892
Operating lease expense distributied	$ 16,918	$ 16,627