Consolidated Condensed Statements Of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Jan. 02, 2021	Dec. 28, 2019
CASH FLOWS FROM OPERATING ACTIVITIES
Net earnings	$ 37,842	$ 50,027
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation	18,647	18,386
Amortization	2,841	3,281
Deferred income taxes	(139)	3,205
Equity-based compensation expense	2,502	2,381
Other	1,544	(1,017)
Changes in assets and liabilities providing (using) cash:
Receivables	3,664	(19,519)
Inventories	(4,058)	(13,782)
Accounts payable	(7,510)	(29,153)
Contract advances	29,712	40,215
Accrued expenses	6,989	(26,998)
Accrued income taxes	8,831	5,349
Net pension and post retirement liabilities	5,022	8,327
Other assets and liabilities	(11,792)	1,404
Net cash provided by operating activities	94,095	42,106
CASH FLOWS FROM INVESTING ACTIVITIES
Acquisitions of businesses, net of cash acquired	(77,708)	(53,906)
Purchase of property, plant and equipment	(20,309)	(27,310)
Other investing transactions	1,604	(3,684)
Net cash used by investing activities	(96,413)	(84,900)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from revolving lines of credit	271,700	272,000
Payments on revolving lines of credit	(235,700)	(617,500)
Proceeds from long-term debt	25,100	0
Payments on long-term debt	(27,586)	0
Proceeds from senior notes, net of issuance costs	0	492,750
Payments on finance lease obligations	(488)	(88)
Payment of dividends	(8,010)	(8,661)
Purchase of outstanding shares for treasury	(11,674)	(57,776)
Proceeds from sale of stock held by SECT	274	0
Purchase of stock held by SECT	(655)	(2,440)
Other financing transactions	0	(1,895)
Net cash provided by financing activities	12,961	76,390
Effect of exchange rate changes on cash	2,619	1,147
Increase in cash, cash equivalents and restricted cash	13,262	34,743
Cash, cash equivalents and restricted cash at beginning of period	85,072	92,548
Cash, cash equivalents and restricted cash at end of period	98,334	127,291
SUPPLEMENTAL CASH FLOW INFORMATION
Treasury shares issued as compensation	3,967	5,016
Equipment acquired through lease financing	$ 3,081	$ 568