Note 3. Intangible Assets: Schedule of Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Finite-Lived Intangible Assets, Gross	$ 12,298	$ 9,373	$ 9,373
Indefinite-Lived Intangible Assets (Excluding Goodwill)	100	100	100
Intangible Assets, Gross	12,398	9,473	9,473
Finite-lived Intangible Assets Acquired	2,925
Intangible Assets, Acquired	2,925
Finite-Lived Intangible Assets, Accumulated Amortization	(9,019)	(8,567)	(7,784)
Amortization of Intangible Assets	(452)	(783)
Finite-Lived Intangible Assets, Net	3,279	806
Intangible assets	$ 3,379	$ 906
Finite-Lived Intangible Asset, Useful Life	2 years 1 month 10 days	11 months 16 days