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FAIR VALUE - Narrative (Details) - Senior Notes - Senior Notes Due 2026 - USD ($)
$ in Millions
Sep. 28, 2019
Dec. 29, 2018
Apr. 03, 2018
Debt Instrument [Line Items]      
Stated interest rate     5.50%
Book Value      
Debt Instrument [Line Items]      
Debt instrument value $ 500.0 $ 500.0  
Estimated Fair Value      
Debt Instrument [Line Items]      
Debt instrument value $ 530.0 $ 495.0