Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Dec. 28, 2024	Dec. 30, 2023
Cash flows from operating activities
Net income	$ 37,267	$ 29,215
Adjustments to reconcile net income to net cash flows from operating activities:
Depreciation and amortization	19,408	19,141
Share-based compensation expense and related charges	6,990	5,178
Other, net	(1,085)	443
Changes in operating assets and liabilities, excluding impacts of currency:
Accounts receivable	17,716	9,432
Contract assets	(7,830)	10,732
Inventories	10,923	(5,057)
Other current and non-current assets	5,535	(3,988)
Accrued income taxes payable	1,475	(275)
Accounts payable	62,196	6,024
Advanced payments from customers	(79,688)	(52,721)
Other current and non-current liabilities	(19,270)	(21,153)
Cash flows provided by (used in) operating activities	53,637	(3,029)
Cash flows from investing activities
Payments for property, plant and equipment	(26,528)	(28,656)
Other, net	47	65
Cash flows used in investing activities	(26,481)	(28,591)
Cash flows from financing activities
Borrowings under debt agreements	39,500	133,000
Payments on debt and finance lease obligations	(76,366)	(124,328)
Repurchases of common stock	(12,824)	0
Proceeds from exercise of stock options	0	182
Payments related to tax withholding for share-based compensation	(3,073)	(3,091)
Cash flows (used in) provided by financing activities	(52,763)	5,763
Effect of exchange rate changes on cash and cash equivalents	(4,006)	1,615
Net decrease in cash and cash equivalents and restricted cash	(29,613)	(24,242)
Cash and cash equivalents and restricted cash:
Beginning of period	347,462	256,654
End of period	$ 317,849	$ 232,412