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Segment Information (Consolidated Net Sales and Earnings by Segment) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014
Net sales | $ 445,110 | $ 487,646
Interest expense, net | (6,461) | (5,822)
Consolidated earnings before income taxes | 27,956 | 57,072
Aerospace [Member] |  |
Net sales | 268,599 | 255,770
Segment earnings (loss) | 43,486 | 35,793
Industrial [Member] |  |
Net sales | 176,511 | 231,876
Segment earnings (loss) | 21,551 | 39,268
Total of Reporting Segments [Member] |  |
Segment earnings (loss) | 65,037 | 75,061
Unallocated Corporate [Member] |  |
Segment earnings (loss) | $ (30,620) | $ (12,167)

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