CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Treasury Stock	Retained Earnings (Accumulated Deficit)	Accumulated Other Comprehensive Loss
Balance, beginning of period (in shares) at Oct. 01, 2022		129,823,663		(3,154,940)
Balance, beginning of period at Oct. 01, 2022	$ 560,513	$ 130	$ 617,390	$ (50,896)	$ (2,514)	$ (3,597)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock pursuant to equity incentive plans (in shares)		1,973,506
Issuance of common stock pursuant to equity incentive plans		$ 2	8,101
Retirement of treasury stock (in shares)		(2,293,416)		2,293,416
Retirement of treasury stock		$ (2)	(39,266)	$ 39,268
Repurchase of common stock (in shares)				(849,806)
Repurchase of common stock				$ (15,043)
Repurchase of common stock related to shares withheld for tax in connection with vesting of stock awards (in shares)				(470,585)
Repurchase of common stock related to shares withheld for tax in connection with vesting of stock awards				$ (8,376)
Stock-based compensation expense			20,195
Net income	75,188				75,188
Change in foreign currency translation adjustment	(7,226)					(7,226)
Balance, end of period (in shares) at Dec. 31, 2022		129,503,753		(2,181,915)
Balance, ending of period at Dec. 31, 2022	633,354	$ 130	606,420	$ (35,047)	72,674	(10,823)
Balance, beginning of period (in shares) at Sep. 30, 2023		130,399,940		(5,286,024)
Balance, beginning of period at Sep. 30, 2023	$ 518,657	$ 130	607,345	$ (72,586)	(12,788)	(3,444)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock pursuant to equity incentive plans (in shares)	292,812	1,268,520
Issuance of common stock pursuant to equity incentive plans		$ 1	3,537
Retirement of treasury stock (in shares)	(4,424,500)	(4,424,500)		4,424,500
Retirement of treasury stock		$ (4)	(60,954)	$ 60,959
Repurchase of common stock (in shares)	(1,478,597)			(1,478,597)
Repurchase of common stock				$ (23,484)
Repurchase of common stock related to shares withheld for tax in connection with vesting of stock awards (in shares)	(332,550)			(332,550)
Repurchase of common stock related to shares withheld for tax in connection with vesting of stock awards				$ (3,745)
Stock-based compensation expense			19,358
Net income	$ 80,947				80,947
Change in foreign currency translation adjustment	(863)					(863)
Balance, end of period (in shares) at Dec. 30, 2023		127,243,960		(2,672,671)
Balance, ending of period at Dec. 30, 2023	$ 594,409	$ 127	$ 569,286	$ (38,856)	$ 68,159	$ (4,307)