Goodwill and Intangible Assets Disclosure [Text Block]: Schedule of Intangible Assets, Net, Table Text Block (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Details
Intangible Assets, Net (Excluding Goodwill)	$ 10,122	$ 14,598	$ 10,620
Finite-lived Intangible Assets Acquired	5,880	1,000	5,500
Net Intangible Assets Written off Related to Sale Of Business Unit	0	4,233	122
Amortization of Intangible Assets	1,333	1,243	1,400
Intangible Assets, Net (Excluding Goodwill)	$ 14,669	$ 10,122	$ 14,598