EMPLOYEE BENEFIT PLANS (Components of Net Periodic Postretirement Benefit Cost) (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Mar. 30, 2019 |
Mar. 31, 2018 |
|
| Net periodic post-retirement benefit cost: | ||
| Service cost | $ 40 | $ 34 |
| Interest cost | 44 | 44 |
| Amortization of prior service cost | 1 | 1 |
| Net periodic postretirement benefit cost | 85 | 79 |
| Benefit obligations recognized in other comprehensive income: | ||
| Amortization of prior service cost | (1) | (1) |
| Net gain | 171 | 4 |
| Benefit obligations recognized in other comprehensive income | 170 | 3 |
| Total recognized in net periodic benefit cost and other comprehensive income | 255 | 82 |
| Amount recognized in accumulated other comprehensive income, at end of fiscal year: | ||
| Unrecognized prior service cost | $ 405 | $ 235 |