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Segment Information (Reconciliation of Operating Profit from Segments to Consolidated) (Details) - Operating Income (Loss) [Member] - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 01, 2017 | Apr. 01, 2017
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated |  |
Prior period reclassification adjustment | $ 10,840 | $ 22,294
Space And Defense Controls |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated |  |
Prior period reclassification adjustment | 893 | 2,885
Industrial Systems |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated |  |
Prior period reclassification adjustment | $ 9,947 | $ 19,409

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