v2.3.0.11
EMPLOYEE BENEFIT PLANS (Details) (USD $)
In Thousands
3 Months Ended 6 Months Ended
Jul. 02, 2011
Jul. 03, 2010
Jul. 02, 2011
Jul. 03, 2010
Postretirement Benefit Plans [Member]
       
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Service cost - benefits attributed to service during the period $ 18 $ 23 $ 36 $ 46
Interest cost 106 133 212 266
Amortization of net actuarial gain (loss) (5) (7) (10) (14)
Total net periodic (benefit) cost 119 149 238 298
Supplemental Employee Retirement Plans [Member]
       
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Interest cost 8 12 16 24
Pension Plans [Member]
       
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Interest cost 613 598 1,227 1,196
Expected return on assets (778) (719) (1,556) (1,438)
Amortization of net actuarial gain (loss) 0 33 0 67
Total net periodic (benefit) cost $ (165) $ (88) $ (329) $ (175)