Income Taxes - Summary of Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended
Dec. 31, 2020	Dec. 28, 2019
Income Tax Disclosure [Abstract]
Income before income taxes	$ 77,407	$ 19,031
Provision (benefit) for income taxes	$ 53,892	$ (16,424)
Effective income tax rate	70.00%	(86.00%)

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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+ Details

- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References + Details