Note 4. Investments: Realized Gain (Loss) on Investments (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Available for sale Securities Gross Realized Gain Loss Excluding Other Than Temporary Impairments	$ 54	$ 494
Trading Securities, Realized Gain (Loss)	(14)	6
Trading Securities, Change in Unrealized Holding Gain (Loss)	8	40
Net realized investment gains (losses)	48	540
Debt Securities
Available-for-sale Securities, Realized Losses, Excluding Other than Temporary Impairments	54	471
Preferred Stock
Available-for-sale Securities, Realized Losses, Excluding Other than Temporary Impairments		$ 23