Note 7 - Lessee Leases: Schedule of other information about lease amounts recognized in Condensed Consolidated Financial Statements (Details)	3 Months Ended
	Mar. 31, 2019
Details
Weighted-average remaining lease term - operating leases	2 years 4 months 24 days
Weighted-average remaining lease term - finance leases	3 years 10 months 24 days
Weighted-average discount rate - operating leases	10.20%
Weighted-average discount rate - finance leases	8.60%