Note 7. Goodwill and Other Intangible Assets (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2017 USD ($)
Balance at beginning of year	$ 40,003
Change in foreign exchange rates during first quarter 2017	9
Balance at end of period	40,012
Restaurant
Balance at beginning of year	28,090
Change in foreign exchange rates during first quarter 2017	9
Balance at end of period	28,099
Other
Balance at beginning of year	11,913
Change in foreign exchange rates during first quarter 2017	0
Balance at end of period	$ 11,913