Stockholders' Equity Note Disclosure [Text Block]: Schedule of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Accumulated other comprehensive income (loss)	$ (6,964)
Other Comprehensive Income (Loss), Net of Tax, Total	3,181	$ (3,508)	$ (3,462)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest	0	(118)	(5)
Stockholders Equity, Reclassification Of Stranded Tax Effects In Accumulated Other Comprehensive Income	0
Accumulated other comprehensive income (loss)	(4,598)	(6,964)
Accumulated Net Unrealized Investment Gain (Loss)
Accumulated other comprehensive income (loss)	(6,964)	(3,440)	22
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	4,892	(1,582)	(256)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	1,711	1,926	3,206
Other Comprehensive Income (Loss), Net of Tax, Total	3,181	(3,508)	(3,462)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest	0	(118)	(5)
Unrealized Gains/Losses Purchased from Noncontrolling Interests	0	102	5
Stockholders Equity, Reclassification Of Stranded Tax Effects In Accumulated Other Comprehensive Income	(815)	0	0
Accumulated other comprehensive income (loss)	$ (4,598)	$ (6,964)	$ (3,440)