Note 1 - Nature of Operations and Summary of Significant Accounting Policies: Trade Accounts Receivable: Schedule of Doubtful Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Details
Allowance for Doubtful Accounts Receivable, Beginning Balance	$ 217	$ 277
Write-off of accounts receivable	(64)	(47)
Increase (reduction) in estimated losses on accounts receivable	133	(13)
Allowance for Doubtful Accounts Receivable, Ending Balance	$ 286	$ 217