Investments in and Advances to Affiliates, Schedule of Investments [Text Block]: Other Investments, Including Variable Interest Entities Table Text Block (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Details
Equity Method Investments	$ 15,385	$ 19,747
Cost Method Investments	3,125	3,750
Other Investments and Securities, at Cost	37	37
Other Investments	$ 18,547	$ 23,534