Accrued Expenses and Other Current Liabilities (Income and other taxes) (Details) (USD $)	3 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Payables and Accruals [Abstract]
Income tax benefit	$ 1,912,000us-gaap_IncomeTaxExpenseBenefit	$ 1,080,000us-gaap_IncomeTaxExpenseBenefit
Discontinued operations, tax effect	30,200,000
Discontinued Operation, Deferred Income Tax Expense Benefit, Discontinued Operations	$ 24,100,000

Amount of tax expense or benefit on gain (loss), not previously recognized, resulting from the sale of a business component.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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Data Type:	xbrli:monetaryItemType
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Period Type:	duration