Consolidated Condensed Balance Sheets (Parentheticals) - $ / shares	Jun. 27, 2015	Dec. 27, 2014
Common stock, par value	$ 3.00	$ 3.00
Common stock, shares authorized	80,000,000	80,000,000
Common stock, shares issued	15,117,603	15,007,423
Class B Common stock, par value	$ 3.00	$ 3.00
Class B Common stock, shares authorized	16,000,000	16,000,000
Class B Common stock, shares issued	861,493	764,191