CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 29, 2013
Dec. 30, 2012
Dec. 25, 2011
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME [Abstract]      
Net earnings $ 26,201 $ 33,325 $ 22,186
Other comprehensive income, net of tax:      
Change in pension and postretirement, net of tax benefit (expense) of $10,176, $1,792 and $13,421, respectively 16,085 (2,757) (20,687)
Comprehensive income $ 42,286 $ 30,568 $ 1,499