CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 29, 2012	Dec. 31, 2011
CONSOLIDATED BALANCE SHEETS
Receivables, allowance for doubtful receivables (in dollars)	$ 7,898	$ 7,555
Preferred stock, par value (in dollars per share)	$ 1	$ 1
Preferred stock, Authorized shares	500,000	500,000
Preferred stock, issued shares	0	0
Common stock, par value (in dollars per share)	$ 1	$ 1
Common stock, Authorized shares	75,000,000	75,000,000
Common stock, issued shares	27,900,000	27,900,000
Common shares in treasury, shares	1,225,836	1,418,934