Note 8. Schedule of Goodwill (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2015	Sep. 24, 2014	Sep. 25, 2013
Consolidated
Balance at beginning of year	$ 40,164	$ 40,164	$ 28,521	$ 27,529
Acquisition during year	0	(142)	11,913	722
Balance at end of year	40,164	40,022	40,164	28,521
Restaurant
Balance at beginning of year	28,521	28,521	28,521	27,529
Acquisition during year	0	(142)	0	722
Balance at end of year	28,521	28,109	28,521	28,521
Other
Balance at beginning of year	11,913	11,913	0	0
Acquisition during year	0	0	11,913	0
Balance at end of year	$ 11,913	$ 11,913	$ 11,913	$ 0