Note 11. Stockholders' Equity: Reclassification out of Accumulated Other Comprehensive Income (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Net realized investment gains									$ 19,750	$ 5,099	$ 8,670
Net impairment losses recognized in earnings										(704)	(1,523)
Income (loss) from continuing operations before income taxes									23,654	24,614	18,498
Income taxes (benefits)									8,398	2,003	3,732
Net income (loss)	2,142	3,916	4,158	5,040	10,061	4,390	3,830	4,330	15,256	22,611	14,766
Reclassification out of Accumulated Other Comprehensive Income | Accumulated Net Unrealized Investment Gain (Loss)
Net realized investment gains									17,841	5,490	8,961
Net impairment losses recognized in earnings										(704)	(1,523)
Income (loss) from continuing operations before income taxes									17,841	4,786	7,438
Income taxes (benefits)									6,015	1,502	2,512
Net income (loss)									$ 11,826	$ 3,284	$ 4,926