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Income Taxes - Schedule of Deferred Tax Liabilities, Current and Non-Current (Details) - USD ($)
$ in Thousands
Sep. 30, 2015
Sep. 30, 2014
Income Tax Disclosure [Abstract]    
Deferred tax liabilities, current $ 151 $ 3,135
Deferred tax liabilities, non-current 24,134 8,760
Total deferred tax liabilities $ 24,285 $ 11,895