Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Mar. 27, 2020	Mar. 29, 2019
Operating activities:
Net income	$ 73,983	$ 56,504
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	37,208	36,301
Deferred income taxes	1,036	(1,101)
Stock-based compensation	7,646	4,816
Amortization of right-of-use assets	7,384
Loss on disposal of property, plant and equipment	4,560	0
Other adjustments to net income	2,672	3,046
Changes in operating assets and liabilities, net of effects from acquisitions
Accounts receivable	7,757	(4,839)
Inventories	(22,719)	8,540
Accounts payable	(18,856)	(19,135)
Other, net	(51,387)	(41,343)
Net cash provided by operating activities	49,284	42,789
Investing activities:
Capital expenditures	(17,139)	(14,712)
Acquisition of businesses, net of cash acquired	0	(57,899)
Other, net	30	(194)
Net cash used in investing activities	(17,109)	(72,805)
Financing activities:
Borrowings under credit facility	0	17,000
Repayments under credit facility	0	(17,000)
Repayments of short-term debt	0	(20,980)
Issuance of common stock	(2,380)	1,291
Repurchase of common stock	(15,011)	(24,419)
Other, net	(30)	(677)
Net cash used for financing activities	(17,421)	(44,785)
Effects of foreign exchange rate changes on cash and cash equivalents	(967)	(363)
Increase (decrease) in cash and cash equivalents	13,787	(75,164)
Cash and cash equivalents at beginning of period	123,415	126,662
Cash and cash equivalents at end of period	137,202	51,498
Supplementary Cash Flow information
Capital expenditures, not yet paid	$ 713	$ 626