Consolidated Condensed Balance Sheets (Parentheticals) (USD $)	Mar. 30, 2013	Dec. 29, 2012
Common stock, par value	$ 3.00	$ 3.00
Common stock, shares authorized	80,000,000	80,000,000
Common stock, shares issued	12,277,987	12,173,961
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	983,692	952,784