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DEBT - Senior Notes - 6.000% (Details) - USD ($) $ in Millions		3 Months Ended	6 Months Ended
	Oct. 23, 2019	Dec. 28, 2019	Apr. 03, 2021	Mar. 28, 2020	Oct. 13, 2015
Debt Instrument [Line Items]
Repayments of Senior Notes			$ 0.0	$ 400.0
6.000% Senior Notes
Debt Instrument [Line Items]
Repayments of Senior Notes	$ 412.5
Repayments of senior debt, accrued and unpaid interest	0.5
Repayments of senior debt, redemption premium	12.0
Repayments of senior debt, outstanding principal	$ 400.0
Senior notes | 6.000% Senior Notes
Debt Instrument [Line Items]
Interest rate of debt (percentage)			6.00%	6.00%	6.00%
Write-off of unamortized bond issuance costs		$ 3.1

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Contractual interest rate for funds borrowed, under the debt agreement.

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-Publisher FASB
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-Topic 210
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The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period.

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Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

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