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Share-Based Compensation (Details Textual) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Share-based Compensation (Textuals) [Abstract]
Allocated Share-based Compensation Expense	$ 18,482	$ 16,650	$ 72,202	$ 69,117
Unrecognized compensation expense, non-vested share-based awards	$ 120,022		$ 120,022
Weighted-average remaining life, unrecognized compensation expense (in years)			2.2

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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