Note 5. Investment Partnerships (Details 2) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Note 5. Investment Partnerships Details 2
Investment partnership gains (loss)	$ (108,614)	$ 5,302	$ 21,908	$ 22,710
Loss on contribution of securities to investment partnership	0	0	(306)	0
Investment partnership gains (loss)	(108,614)	5,302	21,602	22,710
Tax expense (benefit)	(44,383)	(1,688)	2,373	3,163
Contributions to net earnings (loss)	$ (64,231)	$ 6,990	$ 19,229	$ 19,547