Derivative Instruments and Hedging Activities (Impact of Derivative Instruments on Earnings) (Details) (Interest Expense [Member], Derivatives in Cash Flow Hedging Relationships [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Interest Expense [Member] | Derivatives in Cash Flow Hedging Relationships [Member]
Amount of (Income) Expense Recognized in Earnings on Derivative	$ 24	$ 42	$ 73	$ 128
Amount of (Gain) Loss Recognized in Accumulated OCI on Derivative	0	(546)	0	(546)
Amount of (Gain) Loss Reclassified from Accumulated OCI into Earnings	$ 24	$ 42	$ 73	$ 128