Quarterly report pursuant to Section 13 or 15(d)

Supplemental Retirement Plan and Related Post Retirement Benefits (Details 1)

v2.4.0.6
Supplemental Retirement Plan and Related Post Retirement Benefits (Details 1) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 29, 2012
Oct. 01, 2011
Sep. 29, 2012
Oct. 01, 2011
Net periodic cost recognized for defined benefit plans        
Service cost $ 88 $ 12 $ 215 $ 36
Interest cost 148 82 400 246
Amortization of prior service cost 122 27 304 81
Amortization of net actuarial gains 22 3 69 9
Net periodic cost 380 124 988 372
SERP [Member]
       
Net periodic cost recognized for defined benefit plans        
Service cost 1   2  
Interest cost 6 7 18 21
Amortization of prior service cost 6 6 19 18
Amortization of net actuarial gains   (1)   (3)
Net periodic cost $ 13 $ 12 $ 39 $ 36