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Employee Benefit Plans
 9 Months Ended
Aug. 25, 2019
Retirement Benefits [Abstract]  
EMPLOYEE BENEFIT PLANS
EMPLOYEE BENEFIT PLANS
The following table summarizes the total net periodic benefit cost for the Company's defined pension plans and postretirement benefit plans:
 
Three Months Ended
 
Nine Months Ended
 
August 25,
2019
 
August 26,
2018
 
August 25,
2019
 
August 26,
2018
 
(Dollars in thousands)
Net periodic benefit cost:
 
 
 
 
 
 
 
Pension benefits
$
3,975

 
$
819

 
$
11,968

 
$
2,434

Postretirement benefits
893

 
925

 
2,679

 
2,777

Net periodic benefit cost
$
4,868

 
$
1,744

 
$
14,647

 
$
5,211