Income Taxes (Textual) (Details) (USD $)	12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2013
Income Tax Contingency [Line Items]
Additions to valuation allowance	$ 3,900,000	$ 5,850,000	$ 1,740,000
Proceeds from Income Tax Refunds	6,474,000	18,000	1,115,000
Undistributed earnings of foreign subsidiaries	1,400,000
Unrecognized tax benefits that would impact effective tax rate	1,800,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	400,000	500,000	400,000
Unrecognized tax benefits, income tax penalties and interest accrued	1,600,000			1,200,000
Income Tax Examination, Liability (Refund) Adjustment from Settlement with Taxing Authority	200,000
Minimum
Income Tax Contingency [Line Items]
Number of years open for tax examinations	3 years
Maximum
Income Tax Contingency [Line Items]
Number of years open for tax examinations	5 years
Federal
Income Tax Contingency [Line Items]
Net operating loss carryforwards	2,600,000
Foreign Tax Authority
Income Tax Contingency [Line Items]
Net operating loss carryforwards	29,300,000
State Jurisdiction
Income Tax Contingency [Line Items]
Net operating loss carryforwards	$ 3,600,000