Supplemental Financial Information (Details Textuals) (USD $) In Thousands	12 Months Ended
Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2009
Supplemental Financial Information (Textuals) [Abstract]
Other (expense) income, net	$ (6,209)	$ 497	$ (3,850)
Gain recognized on the sale of the extended dwell catheter product platform	2,857	18,039
Foreign exchange losses (inclusive of hedging costs)	(13,144)	(14,756)	(14,973)
Equity investment income	3,017	4,848	4,542
Income from license and other agreements	4,479	6,063	6,387
Write downs of certain investments	(3,304)	(14,024)
Allowances for doubtful accounts and cash discounts netted against trade receivables	$ 43,283	$ 46,318

The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income.

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- Definition

This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

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