Common Stock and Earnings (Loss) Per Share Common and Preferred Stock (Details) (USD $)	Dec. 29, 2012	Dec. 31, 2011
Class of Stock [Line Items]
Common stock, shares authorized	80,000,000	80,000,000
Common stock, par value	$ 3.00	$ 3.00
Common stock, shares issued	12,173,961	12,022,541
Common Class A [Member]
Class of Stock [Line Items]
Common stock, shares authorized	80,000,000
Common stock, par value	$ 3
Common Class B [Member]
Class of Stock [Line Items]
Common stock, shares authorized	16,000,000
Common stock, par value	$ 3
Votes Per Share of Class B Common Stock	20
Common Class C [Member]
Class of Stock [Line Items]
Common stock, shares authorized	200,000,000
Common stock, par value	$ 3
Common stock, shares issued	0
Preferred Stock [Member]
Class of Stock [Line Items]
Preferred Stock, Shares Authorized	16,000,000