Common Shareholders' Equity (Cash Received and Associated Tax Benefit) (Details) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
---|---|---|---|
Sep. 30, 2014
|
Sep. 30, 2013
|
Sep. 30, 2012
|
|
Equity [Abstract] | |||
Cash received | $ 0 | $ 262 | $ 224 |
Tax benefits | $ 0 | $ 6 | $ 178 |