Debt (Schedule of Long-term Debt Instruments) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Sep. 30, 2012
Debt Instrument [Line Items]
Total debt and capital lease obligations	$ 18,920	$ 48,521
Less: Long-term portion of capital lease obligations	(16)	(104)
Total debt and capital lease obligations included in current liabilities	18,904	48,417
Domestic Line of Credit [Member]
Debt Instrument [Line Items]
Total debt and capital lease obligations	16,300	39,500
Foreign Line of Credit [Member]
Debt Instrument [Line Items]
Total debt and capital lease obligations	2,501	8,580
Capital Lease Obligations [Member]
Debt Instrument [Line Items]
Total debt and capital lease obligations	$ 119	$ 441