Debt (Schedule of Long-term Debt Instruments) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Sep. 30, 2013
Debt Instrument [Line Items]
Total debt and capital lease obligations	$ 55,112	$ 18,920
Less: Long-term portion of capital lease obligations		(16)
Total debt and capital lease obligations included in current liabilities	55,112	18,904
Domestic Line of Credit [Member]
Debt Instrument [Line Items]
Total debt and capital lease obligations	55,100	16,300
Foreign Line of Credit [Member]
Debt Instrument [Line Items]
Total debt and capital lease obligations		2,501
Capital Lease Obligations [Member]
Debt Instrument [Line Items]
Total debt and capital lease obligations	$ 12	$ 119