RESTRUCTURING - Components of Restructuring Charges (Details) - USD ($) $ in Thousands  | 
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jul. 03, 2021  | 
Jun. 27, 2020  | 
Jul. 03, 2021  | 
Jun. 27, 2020  | 
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| Restructuring and Related Activities [Abstract] | ||||
| Severance and employee-related benefits | $ 273 | $ 4,215 | $ 992 | $ 10,010 | 
| Asset impairments | 0 | 1,579 | 0 | 1,579 | 
| Total restructuring charges | $ 273 | $ 5,794 | $ 992 | $ 11,589 | 
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- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- References No definition available. 
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- Definition Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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