Income Taxes (Details 3) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Sep. 30, 2011
Current assets	$ (3,635)	$ (5,195)
Long-term liabilities	(23,963)	(23,033)
Net deferred tax liabilities	$ (20,328)	$ (17,838)

Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards expected to be realized or consumed within one year or operating cycle, if longer.

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Amount of deferred tax liability attributable to taxable temporary differences, net of deferred tax asset attributable to deductible temporary differences and carryforwards net of valuation allowances expected to be realized or consumed after one year (or the normal operating cycle, if longer).

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