Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Apr. 04, 2020	Mar. 30, 2019
Cash flows from operating activities
Net income	$ 43,932	$ 46,984
Adjustments to reconcile net income to net cash flows from operating activities:
Depreciation and amortization	27,938	25,468
Deferred income taxes	2,226	1,622
Share-based compensation expense	10,825	9,929
Provision for allowance for doubtful accounts	3,402	0
Asset impairment charges	3,054	0
Other, net	(13)	92
Changes in operating assets and liabilities, excluding impacts of acquisition:
Accounts receivable	21,671	(50,717)
Contract assets	(20,300)	(10,298)
Inventories	(65,662)	(77,917)
Other current and noncurrent assets	7,619	(4,367)
Accrued income taxes payable	(17,050)	(824)
Accounts payable	41,595	(28,187)
Customer deposits	(3,049)	38,197
Other current and noncurrent liabilities	(10,780)	15,486
Cash flows provided by (used in) operating activities	45,408	(34,532)
Cash flows from investing activities
Payments for property, plant and equipment	(30,679)	(54,556)
Proceeds from sales of property, plant and equipment	694	93
Business acquisition	0	1,180
Cash flows used in investing activities	(29,985)	(53,283)
Cash flows from financing activities
Borrowings under debt agreements	335,694	667,025
Payments on debt and finance lease obligations	329,756	581,360
Repurchases of common stock	(19,484)	(106,297)
Proceeds from exercise of stock options	9,850	1,264
Payments related to tax withholding for share-based compensation	(10,625)	(6,400)
Cash flows used in financing activities	(14,321)	(25,768)
Effect of exchange rate changes on cash and cash equivalents	(68)	256
Net increase (decrease) in cash and cash equivalents and restricted cash	1,034	(113,327)
Cash and cash equivalents and restricted cash:
Beginning of period	226,254	297,686
End of period	$ 227,288	$ 184,359