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Other Intangibles, Net (Tables) | 6 Months Ended
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Mar. 31, 2012
Other Intangibles, Net |
Schedule of Finite-Lived Intangible Assets by Major Class |
|  | March 31, 2012 |  |  | September 30, 2011 |
|  | Gross Carrying Value |  |  | Accumulated Amortization |  |  | Net Carrying Amount |  |  | Gross Carrying Value |  |  | Accumulated Amortization |  |  | Net Carrying Amount |
Customer relationships: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aerospace |  | $ | 205,206 |  |  | $ | (50,475 | ) |  | $ | 154,731 |  |  | $ | 205,171 |  |  | $ | (41,652 | ) |  | $ | 163,519 |
Energy |  |  | 41,981 |  |  |  | (25,189 | ) |  |  | 16,792 |  |  |  | 41,991 |  |  |  | (23,696 | ) |  |  | 18,295 |
Total |  | $ | 247,187 |  |  | $ | (75,664 | ) |  | $ | 171,523 |  |  | $ | 247,162 |  |  | $ | (65,348 | ) |  | $ | 181,814 |
Intellectual property: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aerospace |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Energy |  |  | 20,145 |  |  |  | (12,607 | ) |  |  | 7,538 |  |  |  | 20,162 |  |  |  | (11,918 | ) |  |  | 8,244 |
Total |  | $ | 20,145 |  |  | $ | (12,607 | ) |  | $ | 7,538 |  |  | $ | 20,162 |  |  | $ | (11,918 | ) |  | $ | 8,244 |
Process technology: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aerospace |  | $ | 71,709 |  |  | $ | (18,002 | ) |  | $ | 53,707 |  |  | $ | 71,691 |  |  | $ | (15,380 | ) |  | $ | 56,311 |
Energy |  |  | 23,470 |  |  |  | (8,707 | ) |  |  | 14,763 |  |  |  | 23,451 |  |  |  | (7,657 | ) |  |  | 15,794 |
Total |  | $ | 95,179 |  |  | $ | (26,709 | ) |  | $ | 68,470 |  |  | $ | 95,142 |  |  | $ | (23,037 | ) |  | $ | 72,105 |
Other intangibles: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aerospace |  | $ | 39,645 |  |  | $ | (36,272 | ) |  | $ | 3,373 |  |  | $ | 39,635 |  |  | $ | (34,655 | ) |  | $ | 4,980 |
Energy |  |  | 2,610 |  |  |  | (1,144 | ) |  |  | 1,466 |  |  |  | 2,621 |  |  |  | (867 | ) |  |  | 1,754 |
Total |  | $ | 42,255 |  |  | $ | (37,416 | ) |  | $ | 4,839 |  |  | $ | 42,256 |  |  | $ | (35,522 | ) |  | $ | 6,734 |
Total intangibles: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aerospace |  | $ | 316,560 |  |  | $ | (104,749 | ) |  | $ | 211,811 |  |  | $ | 316,497 |  |  | $ | (91,687 | ) |  | $ | 224,810 |
Energy |  |  | 88,206 |  |  |  | (47,647 | ) |  |  | 40,559 |  |  |  | 88,225 |  |  |  | (44,138 | ) |  |  | 44,087 |
Consolidated Total |  | $ | 404,766 |  |  | $ | (152,396 | ) |  | $ | 252,370 |  |  | $ | 404,722 |  |  | $ | (135,825 | ) |  | $ | 268,897 |
Schedule of Finite-Lived Intangible Assets Amortization Expense |
|  | Three-Months Ending |  |  | Six-Months Ending |
|  | March 31, |  |  | March 31, |
|  | 2012 |  |  | 2011 |  |  | 2012 |  |  | 2011 |
Amortization expense |  | $ | 8,294 |  |  | $ | 8,542 |  |  | $ | 16,552 |  |  | $ | 17,085 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense |
Year Ending September 30: |  |  |
2012 (remaining) |  | $ | 16,309 |
2013 |  |  | 30,525 |
2014 |  |  | 27,374 |
2015 |  |  | 24,864 |
2016 |  |  | 23,496 |
Thereafter |  |  | 129,802 |
|  | $ | 252,370 |

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