Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2023	Oct. 01, 2022	Oct. 02, 2021
Adjustments to reconcile net income (loss) to cash provided by operating activities:
Net income before noncontrolling interest	$ 327,513	$ 240,384	$ 249,546
Depreciation and amortization	118,237	108,783	109,656
Stock-based compensation expense	50,402	39,608	34,976
Deferred income taxes	28,753	27,910	28,375
Loss (Gain) on sale of intellectual property	0	7,000	(15,000)
Gain on liquidation of foreign entity	0	0	(8,263)
Other, net	1,768	3,108	(1,371)
Changes in operating assets and liabilities:
Accounts receivable	(89,462)	47,483	(145,810)
Contract assets	29,964	(143,531)	54,479
Inventories	210,218	(651,118)	(157,278)
Prepaid expenses and other assets	(17,753)	(31,700)	(5,780)
Accounts payable	(414,490)	558,828	243,834
Accrued liabilities	(9,982)	124,099	(49,022)
Cash provided by operating activities	235,168	330,854	338,342
CASH FLOWS PROVIDED BY (USED IN) INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(191,367)	(138,639)	(73,296)
Proceeds from sales of property, plant and equipment	1,409	8,425	1,084
Purchases of investments	(2,500)	(2,000)	(2,705)
Cash paid for business acquisition, net of cash acquired	0	0	(21,408)
Proceeds from sale of intellectual property	0	0	5,000
Cash used in investing activities	(192,458)	(132,214)	(91,325)
CASH FLOWS PROVIDED BY (USED IN) FINANCING ACTIVITIES:
Proceeds from revolving credit facility borrowings	2,980,800	1,874,000	399,600
Repayments of revolving credit facility borrowings	(2,980,800)	(1,874,000)	(399,600)
Repayments of long-term debt	(17,500)	(332,814)	(18,752)
Proceeds from issuance of long-term debt	0	350,000	0
Debt issuance costs	0	(3,263)	0
Holdback paid in connection with previous business combination	(8,558)	0	0
Proceeds from (Repayments of) Bank Overdrafts	8,445	0	0
Net proceeds from stock issuances	3,412	2,379	2,993
Repurchases of common stock	(107,093)	(331,101)	(64,059)
Proceeds from sale of noncontrolling interest	215,799	0	0
Proceeds from collection of notes receivable	0	500	2,500
Cash provided by (used in) financing activities	94,505	(314,299)	(77,318)
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Continuing Operations	498	(4,510)	(199)
Increase (decrease) in cash and cash equivalents	137,713	(120,169)	169,500
Cash and cash equivalents at beginning of year	529,857	650,026	480,526
Cash and cash equivalents at end of year	667,570	529,857	650,026
Cash paid during the year:
Interest, net of capitalized interest	32,486	18,243	15,264
Income taxes, net of refunds	57,339	48,131	33,358
Noncash Investing and Financing Items:
Unpaid purchases of property, plant and equipment at end of period	$ 21,590	$ 38,570	$ 20,929