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