Stockholders' Equity Note Disclosure [Text Block]: Schedule of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Accumulated other comprehensive income (loss)	$ 1,212
Other Comprehensive Income (Loss), Net of Tax	(111)	$ 5,669
Accumulated other comprehensive income (loss)	1,101
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent
Accumulated other comprehensive income (loss)	1,212	(8,310)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	734	5,142
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	845	(527)
Other Comprehensive Income (Loss), Net of Tax	(111)	5,669
Accumulated other comprehensive income (loss)	$ 1,101	$ (2,641)