RECENTLY ISSUED ACCOUNTING PRONOUNCEMENTS - (Details) - USD ($) |
Mar. 28, 2020 |
Dec. 28, 2019 |
Dec. 30, 2018 |
|---|---|---|---|
| New Accounting Pronouncements or Change in Accounting Principle [Line Items] | |||
| Operating right-of-use assets | $ 4,695,000 | $ 4,978,000 | |
| Liabilities related to operating leases | $ 4,877,000 | ||
| ASU 2016-02 | Restatement Adjustment | |||
| New Accounting Pronouncements or Change in Accounting Principle [Line Items] | |||
| Operating right-of-use assets | $ 5,353,000 | ||
| Liabilities related to operating leases | $ 5,427,000 |