Income Taxes (Tables)

9 Months Ended

Jun. 30, 2021

Income Tax Disclosure [Abstract]

Summary of Income Taxes

(in thousands)	Three months ended						Nine months ended
	June 30, 2021			June 27, 2020			June 30, 2021			June 27, 2020
Income before income taxes	$	58,469		$	44,516		$	222,233		$	79,325
Provision for income taxes	$	7,266		$	9,838		$	38,253		$	2,036
Effective income tax rate		12	%		22	%		17	%		3	%