OTHER FINANCIAL INFORMATION - Short-term Borrowings (Details) - USD ($) $ in Millions	Jun. 28, 2019	Sep. 28, 2018	[1]
Short-term Debt [Line Items]
Short-term borrowings	$ 400.0	$ 0.0
Total short-term borrowings	400.0
2018 Revolving Credit Facility
Short-term Debt [Line Items]
Short-term borrowings	$ 400.0
Weighted-Average Interest Rate (as a percent)	3.40%

[1] The condensed consolidated balance sheet as of September 28, 2018, was derived from audited financial statements as of that date, but does not include all disclosures required by accounting principles generally accepted in the United States of America.