Derivative Instruments and Hedging Activities (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended				3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014 Interest Expense [Member] Derivatives in Cash Flow Hedging Relationships [Member]	Jun. 30, 2013 Interest Expense [Member] Derivatives in Cash Flow Hedging Relationships [Member]	Jun. 30, 2014 Interest Expense [Member] Derivatives in Cash Flow Hedging Relationships [Member]	Jun. 30, 2013 Interest Expense [Member] Derivatives in Cash Flow Hedging Relationships [Member]	Jun. 30, 2014 Total Accumulated Other Comprehensive (Loss) Earnings [Member]	Sep. 30, 2013 Total Accumulated Other Comprehensive (Loss) Earnings [Member]	Jun. 30, 2013 Interest Rate Contract [Member]
Amount of (Gain) Loss Recognized in Accumulated OCI on Derivative					$ 0	$ (546)	$ 0	$ (546)
Unrecognized gains (loss)									144	71
Unrealized Gain (Loss) on Derivatives Arising During Period	0	546	0	546							546
Net unrecognized losses on terminated derivative instruments expected to be reclassified to earnings			99
Term of gain or loss recognition in interest expense on terminated derivatives recorded in OCI			12 months
Derivative, Notional Amount											$ 25,000