FAIR VALUE - Debt Instruments (Details) - Senior Notes - USD ($) $ in Thousands	Dec. 28, 2019	Dec. 29, 2018
2026 Senior Notes | Book Value
Debt Instrument [Line Items]
Value of debt instruments	$ 500,000	$ 500,000
2026 Senior Notes | Fair Value
Debt Instrument [Line Items]
Value of debt instruments	537,500	495,000
2028 Senior Notes | Book Value
Debt Instrument [Line Items]
Value of debt instruments	500,000	0
2028 Senior Notes | Fair Value
Debt Instrument [Line Items]
Value of debt instruments	$ 510,000	$ 0