Income Taxes - Schedule of Unrecognized Tax Benefits Roll Forward (Details) - USD ($) $ in Thousands	12 Months Ended
Oct. 03, 2020	Sep. 28, 2019	Sep. 29, 2018
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Interest and Penalties [Roll Forward]
Balance as of the beginning of the year	$ 58,111	$ 65,882	$ 47,566
Additions to tax positions related to current year	1,410	605	19,033
Additions to tax positions related to prior year	86	448	117
Reductions to tax positions related to prior year	(17)	(6,071)	0
Lapses in statutes of limitations	(1,211)	(639)	(700)
Decrease in unrecognized tax benefits based on settlement	(19,463)	0	0
Foreign currency revaluation adjustment	591
Foreign currency revaluation adjustment		(2,114)	(134)
Balance as of end of year	$ 39,507	$ 58,111	$ 65,882

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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Amount of unrecognized tax benefits.

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