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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 26, 2020 USD ($) segment | Dec. 28, 2019 USD ($) | Dec. 29, 2018 USD ($)
Cash overdrafts |  |  |
Cash book overdrafts | $ 16,979 | $ 13,971 |
Segments |  |  |
Number of reportable segments | segment | 4 |  |
Maximum percentage of sales of other businesses and activities to consolidated sales as basis for aggregation | 10.00% |  |
Fiscal Year |  |  |
Length of fiscal year, 53 weeks |  | 371 days |
Length of fiscal year 2020, 2019, 2018 | 364 days | 364 days | 364 days
Accounts receivable |  |  |
Allowance for doubtful accounts | $ 15,952 |  |
Research and Development [Abstract] |  |  |
Research and development expense | $ 21,400 | $ 13,900 | $ 11,500
Minimum |  |  |
Principles of Consolidation |  |  |
Equity method investment in affiliates, ownership percentage | 20.00% |  |
Maximum |  |  |
Principles of Consolidation |  |  |
Equity method investment in affiliates, ownership percentage | 50.00% |  |
Cost method investment in affiliates, ownership percentage | 20.00% |  |

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