Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2023	Oct. 01, 2022	Oct. 02, 2021
Cash flows from operating activities
Net income (loss)	$ (10,274)	$ 67,383	$ 158,595
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	48,969	38,504	33,882
Restructuring and abandonment charges	5,533
Stock-based compensation expense	76,857	75,640	62,127
Provision for inventory obsolescence	20,640	6,276	2,790
Other	5,535	4,705	2,713
Deferred income taxes	(583)	(1,508)	(8,330)
Foreign currency transaction (gain) loss	(7,335)	10,775	(1,108)
Changes in operating assets and liabilities:
Accounts receivable, net	32,120	(5,513)	(45,697)
Inventories	87,004	(277,489)	(7,911)
Other assets	10,470	(16,604)	(30,009)
Accounts payable and accrued expenses	(162,345)	129,686	26,231
Accrued compensation	(2,185)	(52,904)	33,447
Deferred revenue	(4,576)	(1,667)	27,587
Other liabilities	576	(5,544)	(1,091)
Net cash provided by (used in) operating activities	100,406	(28,260)	253,226
Cash flows from investing activities
Purchases of property and equipment, intangible and other assets	(50,286)	(46,216)	(45,531)
Cash paid for acquisitions, net of acquired cash		(126,416)
Net cash used in investing activities	(50,286)	(172,632)	(45,531)
Cash flows from financing activities
Payments for debt issuance costs		(929)
Proceeds from exercise of stock options	21,346	40,443	147,818
Payments for repurchase of common stock	(100,064)	(150,121)	(50,014)
Payments for repurchase of common stock related to shares withheld for tax in connection with vesting of RSUs	(29,874)	(39,653)	(47,837)
Repayments of borrowings			(25,000)
Net cash provided by (used in) financing activities	(108,592)	(150,260)	24,967
Effect of exchange rate changes on cash, cash equivalents and restricted cash	3,848	(14,094)	148
Net increase (decrease) in cash, cash equivalents, and restricted cash	(54,624)	(365,246)	232,810
Cash, cash equivalents, and restricted cash
Beginning of period	274,855	640,101	407,291
End of period	220,231	274,855	640,101
Supplemental disclosure
Cash paid for interest	1,330	344	502
Cash paid for taxes, net of refunds	9,522	9,306	4,114
Cash paid for amounts included in the measurement of lease liabilities	14,218	14,636	18,657
Supplemental disclosure of non-cash investing and financing activities
Purchases of property and equipment, accrued but not paid	2,784	9,112	5,653
Right-of-use assets obtained in exchange for lease liabilities	31,692	$ 5,054	$ 2,010
Change in estimate of asset retirement obligations	$ 2,290