Note 4. Investments (Tables)

12 Months Ended

Dec. 31, 2015

Schedule of Investments [Abstract]

Schedule of fair value of Investments

	December 31,
	2015			2014
Cost	$	24,842		$	11,056
Gross unrealized gains		10			11
Gross unrealized losses		(1,102	)		(267	)
Fair value	$	23,750		$	10,800

Schedule of investment gains/losses

		Fiscal Year
		2014		2013
Gain on contributions to investment partnerships	$	29,524	$	182,746
Gross realized gains on sales		—		1
Other than temporary impairment		—		(570	)
Investment gains (including contributions)	$	29,524	$	182,177