Income Taxes - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
Income Tax Disclosure [Abstract]
Total Tax Expense	$ (3,865)		$ (3,359)
Expense (benefit) from income taxes	(3,898)	$ 105	(3,282)	$ (591)
Income Tax Credits and Adjustments	1,400
Deferred Tax Assets, Valuation Allowance	$ 57,700		$ 57,700