Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Jul. 04, 2020	Jun. 29, 2019
Cash flows from operating activities
Net income	$ 79,774	$ 71,785
Adjustments to reconcile net income to net cash flows from operating activities:
Depreciation and amortization	42,216	38,795
Deferred income taxes	2,560	2,448
Share-based compensation expense	17,367	15,355
Provision for allowance for doubtful accounts	3,155	0
Asset impairment charges	3,054	0
Other, net	491	148
Changes in operating assets and liabilities, excluding impacts of acquisition:
Accounts receivable	(32,299)	(65,324)
Contract assets	(25,224)	(28,692)
Inventories	(116,810)	(33,756)
Other current and noncurrent assets	1,758	(3,537)
Accrued income taxes payable	(15,202)	(1,648)
Accounts payable	111,634	(72,014)
Customer deposits	32,962	39,979
Other current and noncurrent liabilities	(12,917)	43,493
Cash flows provided by operating activities	92,519	7,032
Cash flows from investing activities
Payments for property, plant and equipment	(41,223)	(74,602)
Proceeds from sales of property, plant and equipment	886	160
Business acquisition	0	1,180
Other, net	(200)	0
Cash flows used in investing activities	(40,537)	(73,262)
Cash flows from financing activities
Borrowings under debt agreements	595,240	884,500
Payments on debt and finance lease obligations	(554,077)	(754,743)
Debt issuance costs	(699)	(688)
Repurchases of common stock	(19,484)	(150,704)
Proceeds from exercise of stock options	10,965	2,023
Payments related to tax withholding for share-based compensation	(10,625)	(6,547)
Cash flows provided by (used in) financing activities	21,320	(26,159)
Effect of exchange rate changes on cash and cash equivalents	87	102
Net increase (decrease) in cash and cash equivalents and restricted cash	73,389	(92,287)
Cash and cash equivalents and restricted cash:
Beginning of period	226,254	297,686
End of period	$ 299,643	$ 205,399