Segment Information (Sales And Operating Profit By Segment And Reconciliation Of Segment Operating Profit To Earnings Before Income Taxes) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 01, 2017	Jul. 02, 2016	Jul. 01, 2017	Jul. 02, 2016
Net sales:
Net sales	$ 626,183	$ 613,260	$ 1,848,256	$ 1,792,859
Operating profit:
Total operating profit	63,595	68,749	180,784	176,916
Deductions from operating profit:
Interest expense	8,654	8,662	25,789	25,919
Equity-based compensation expense	997	875	4,151	2,794
Corporate expenses and other, net	5,671	7,650	17,880	20,369
Earnings before income taxes	48,273	51,562	132,964	127,834
Aircraft Controls
Net sales:
Net sales	282,555	272,564	840,666	798,594
Operating profit:
Total operating profit	29,080	33,024	83,372	71,198
Space And Defense Controls
Net sales:
Net sales	94,518	92,375	293,296	268,764
Operating profit:
Total operating profit	10,005	11,255	27,589	35,427
Industrial Systems
Net sales:
Net sales	122,490	130,103	350,320	383,526
Operating profit:
Total operating profit	12,471	11,534	35,490	38,437
Components
Net sales:
Net sales	126,620	118,218	363,974	341,975
Operating profit:
Total operating profit	$ 12,039	$ 12,936	$ 34,333	$ 31,854