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Employee Benefit Plans | 9 Months Ended
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Aug. 23, 2020
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 23, 2020 |  | August 25, 2019 |  | August 23, 2020 |  | August 25, 2019
| (Dollars in thousands) |  |  |  |  |  |
Net periodic benefit cost: |  |  |  |  |  |  |
Pension benefits | $ | 1,830 |  |  | $ | 3,975 |  |  | $ | 5,186 |  |  | $ | 11,968 |
Postretirement benefits | 509 |  |  | 893 |  |  | 1,528 |  |  | 2,679 |
Net periodic benefit cost | $ | 2,339 |  |  | $ | 4,868 |  |  | $ | 6,714 |  |  | $ | 14,647 |
For the three and nine months ended August 23, 2020, total pension plan contributions were $3.2 million and $17.7 million, respectively.

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