Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Jan. 04, 2020	Dec. 29, 2018
Cash flows from operating activities
Net income	$ 31,006	$ 22,226
Adjustments to reconcile net income to net cash flows from operating activities:
Depreciation and amortization	13,965	12,574
Deferred income taxes	1,666	943
Share-based compensation expense	5,046	4,753
Other, net	57	51
Changes in operating assets and liabilities, excluding impacts of acquisition:
Accounts receivable	28,746	(34,240)
Contract assets	(15,864)	(6,339)
Inventories	(31,626)	(74,344)
Other current and noncurrent assets	(2,829)	(2,221)
Accrued income taxes payable	(2,898)	10,811
Accounts payable	64,965	7,928
Customer deposits	(3,382)	22,050
Other current and noncurrent liabilities	(14,140)	2,467
Cash flows provided by (used in) operating activities	74,712	(33,341)
Cash flows from investing activities
Payments for property, plant and equipment	(13,675)	(24,903)
Proceeds from sales of property, plant and equipment	283	49
Business acquisition	0	1,180
Cash flows used in investing activities	(13,392)	(23,674)
Cash flows from financing activities
Borrowings under debt agreements	157,020	231,500
Payments on debt and finance lease obligations	190,470	229,469
Repurchases of common stock	(6,330)	(50,051)
Proceeds from exercise of stock options	9,850	796
Payments related to tax withholding for share-based compensation	(3,126)	(26)
Cash flows used in financing activities	(33,056)	(47,250)
Effect of exchange rate changes on cash and cash equivalents	604	(548)
Net increase (decrease) in cash and cash equivalents and restricted cash	28,868	(104,813)
Cash and cash equivalents and restricted cash:
Beginning of period	226,254	297,686
End of period	$ 255,122	$ 192,873