Segment Information (Reconciliation of Revenue from Segments to Consolidated) (Details) - Net sales $ in Thousands	3 Months Ended
	Dec. 31, 2016 USD ($)
Segment Reporting, Revenue Reconciling Item
Prior period reclassification adjustment	$ 115,891
Space And Defense Controls
Segment Reporting, Revenue Reconciling Item
Prior period reclassification adjustment	29,660
Industrial Systems
Segment Reporting, Revenue Reconciling Item
Prior period reclassification adjustment	$ 86,231