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PENSION AND OTHER POST-RETIREMENT BENEFIT PLANS
 9 Months Ended
Sep. 28, 2019
Retirement Benefits [Abstract]  
PENSION AND OTHER POST-RETIREMENT BENEFIT PLANS PENSION AND OTHER POST-RETIREMENT BENEFIT PLANS
The following table provides the components of net periodic cost for the Company’s pension, deferred compensation and executive supplemental life insurance retirement plans:
 
Three Months Ended
 
Nine Months Ended
 
September 28, 2019
 
September 29, 2018
 
September 28, 2019
 
September 29, 2018
 
(in thousands)
Service cost
$
701


$
814

 
$
2,088

 
$
2,629

Interest cost
2,902


2,752

 
8,652

 
8,241

Expected return on plan assets
(3,236
)

(3,801
)
 
(9,706
)
 
(11,690
)
Amortization of prior service cost (credit)
92


(135
)
 
274

 
(406
)
Amortization of net loss
489


736

 
1,466

 
2,267

Net periodic cost
$
948

 
$
366

 
$
2,774

 
$
1,041


Service cost is recorded as an operating expense within the accompanying unaudited condensed consolidated statements of income. All other components of net periodic costs are recorded in Other income, net in the accompanying unaudited condensed consolidated statements of income. The net periodic cost for the Company’s other post-retirement benefit plan for the three and nine months ended September 28, 2019 and September 29, 2018 was not significant.