Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Per Share data	Jun. 25, 2011	Dec. 25, 2010
Stockholders' equity:
Preferred stock, par value	$ 1	$ 1
Preferred stock, shares authorized	1,000	1,000
Preferred stock, shares issued	0	0
Common stock, par value	$ 1	$ 1
Common stock, shares authorized	60,000	60,000
Common Stock, Shares Issued	24,146	23,989
Common Stock, Shares Outstanding	24,146	23,989