Stockholders' Equity Note Disclosure [Text Block]: Reclassification out of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Gain (Loss) on Investments	$ 288	$ 171
Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net, Available-for-sale Securities	0	646
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	5,365	10,534
Income Tax Expense (Benefit)	1,043	1,644
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	4,322	8,890
Reclassification out of Accumulated Other Comprehensive Income | AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent
Gain (Loss) on Investments	1,070	(22)
Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net, Available-for-sale Securities	0	646
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	1,070	(668)
Income Tax Expense (Benefit)	225	(141)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	$ 845	$ (527)