Other Financial Data (Schedule Of Other Financial Data) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011
Salaries and wages (including fringes)	$ 151,805	$ 138,192	$ 129,572
Maintenance and repairs	4,368	4,248	3,568
Total R&D	27,718	23,464	23,463
Other Engineering Costs	7,715	12,217	7,406
Total R&D and other engineering costs	35,433	35,681	30,869
As a % of net sales	7.20%	7.50%	6.80%
Company-Sponsored [Member]
Total R&D	12,704	14,293	14,936
Customer-Sponsored [Member]
Total R&D	$ 15,014	$ 9,171	$ 8,527

- Definition

The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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