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Employee Benefit Plans | 9 Months Ended
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Dec. 02, 2017
Compensation and Retirement Disclosure [Abstract] |
Employee Benefit Plans | Employee Benefit Plans The Company sponsors two frozen defined-benefit pension plans: an unfunded Officers’ Supplemental Executive Retirement Plan and the Tubelite Inc. Hourly Employees’ Pension Plan. Components of net periodic benefit cost were:
| Three Months Ended |  | Nine Months Ended
(In thousands) | December 2, 2017 |  | November 26, 2016 |  | December 2, 2017 |  | November 26, 2016
Interest cost | $ | 133 |  |  | $ | 139 |  |  | $ | 399 |  |  | $ | 417 |
Expected return on assets | (10 | ) |  | (10 | ) |  | (30 | ) |  | (30 | )
Amortization of unrecognized net loss | 57 |  |  | 56 |  |  | 171 |  |  | 168 |
Net periodic benefit cost | $ | 180 |  |  | $ | 185 |  |  | $ | 540 |  |  | $ | 555 |

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