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Accrued Expenses and Other Current Liabilities (Schedule of Restructuring and Related Costs) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Sep. 30, 2010
Restructuring Reserve [Roll Forward]
Beginning balance	$ 1,521
Expense - charged to accrual	430
Payments and accrual adjustments	(1,143)
Ending balance	808
Severance-related accruals
Restructuring Reserve [Roll Forward]
Beginning balance			1,105
Expense - charged to accrual		430
Payments and accrual adjustments		(766)
Ending balance	769		1,105
Restructuring-related accruals
Restructuring Reserve [Roll Forward]
Beginning balance			416
Expense - charged to accrual	0
Payments and accrual adjustments		(377)
Ending balance	$ 39		$ 416

Amount charged against earnings in the period for incurred and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding asset retirement obligations.

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