Note 8 - Income Taxes: Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Details
Income tax benefit at U.S. federal statutory rate	$ 466	$ 624
State tax benefit (provision) (net of federal income tax benefit)	48	48
Change in valuation allowance attributable to operations	(25,093)	(936)
Change in effective tax rate	22,311	0
Pension settlement	0	(213)
Stock compensation	570	0
True-up adjustments and expiration of tax carryforwards and credits	1,568	548
Other, net	19	22
Income tax provision (benefit)	$ (111)	$ 93