Income Taxes (Unrecognized Tax Benefits) (Details) $ in Thousands |
6 Months Ended |
---|---|
Mar. 31, 2018
USD ($)
| |
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] | |
Unrecognized tax benefits, beginning balance | $ 1,335 |
Decreases related to Expiration of statute of limitations | (116) |
Unrecognized tax benefits, ending balance | $ 1,219 |