Note 14. Fair Value of Financial Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Assets
Cash equivalents	$ 202	$ 471
Equity securities: Consumer goods	2,639	2,018
Bonds	25,843	24,904
Options on equity securities	1,824	2,445
Non-qualified deferred compensation plan investments	2,867	2,872
Total assets at fair value	33,375	32,710
Level 1
Assets
Cash equivalents	202	471
Equity securities: Consumer goods	2,639	2,018
Bonds	0	0
Options on equity securities	0	0
Non-qualified deferred compensation plan investments	2,867	2,872
Total assets at fair value	5,708	5,361
Level 2
Assets
Cash equivalents	0	0
Equity securities: Consumer goods	0	0
Bonds	25,843	24,904
Options on equity securities	1,824	2,445
Non-qualified deferred compensation plan investments	0	0
Total assets at fair value	27,667	27,349
Level 3
Assets
Cash equivalents	0	0
Equity securities: Consumer goods	0	0
Bonds	0	0
Options on equity securities	0	0
Non-qualified deferred compensation plan investments	0	0
Total assets at fair value	$ 0	$ 0