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SUPPLEMENTAL BALANCE SHEET INFORMATION - Composition of Other Current Liabilities (Details) - USD ($) $ in Thousands | Dec. 28, 2019 | Dec. 30, 2018 | Dec. 29, 2018
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Supplemental Balance Sheet Information [Abstract] |  |  |
Current portion of operating lease right-of-use liabilities | $ 20,357 |  |
Accrued income taxes | 26,066 |  | $ 24,120
Customer contract deposits | 33,080 |  | 38,245
Other | 11,095 |  | 8,915
Other current liabilities | $ 90,598 | $ 87,215 | $ 71,280

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