Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Dec. 27, 2019	Dec. 28, 2018
Operating activities:
Net income	$ 34,790	$ 26,949
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	18,730	18,021
Deferred income taxes	3,088	(1,306)
Stock-based compensation	3,123	2,982
Amortization of right-of-use assets	3,627
Other adjustments to net income	2,855	2,201
Changes in operating assets and liabilities, net of effects from acquisitions
Accounts receivable	25,139	22,111
Inventories	(17,640)	4,263
Accounts payable	(14,898)	(30,405)
Other, net	(6,641)	(4,539)
Net cash provided by operating activities	52,173	40,277
Investing activities:
Capital expenditures	(9,809)	(6,875)
Acquisition of businesses, net of cash acquired	0	(57,899)
Other, net	15	(151)
Net cash (used in) provided by investing activities	(9,794)	(64,925)
Financing activities:
Issuance of common stock	(2,981)	(695)
Repurchase of common stock	0	(24,419)
Other, net	(60)	(62)
Net cash used for financing activities	(3,041)	(25,176)
Effects of foreign exchange rate changes on cash and cash equivalents	1,382	(919)
Increase (decrease) in cash and cash equivalents	40,720	(50,743)
Cash and cash equivalents at beginning of period	123,415	126,662
Cash and cash equivalents at end of period	164,135	75,919
Supplementary Cash Flow information
Capital expenditures, not yet paid	$ 618	$ 1,106