Segment Information (Reconciliation of Revenue from Segments to Consolidated) (Details) - Net sales - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Jul. 01, 2017	Jul. 01, 2017
Segment Reporting, Revenue Reconciling Item
Prior period reclassification adjustment	$ 126,620	$ 363,974
Space And Defense Controls
Segment Reporting, Revenue Reconciling Item
Prior period reclassification adjustment	33,531	96,177
Industrial Systems
Segment Reporting, Revenue Reconciling Item
Prior period reclassification adjustment	$ 93,089	$ 267,797