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Income Taxes (Unrecognized Tax Benefits) (Details)
$ in Thousands
9 Months Ended
Jun. 30, 2016
USD ($)
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]  
Unrecognized tax benefits, beginning balance $ 1,618
Increases related to Prior year income tax positions 107
Decreases related to Expiration of statute of limitations (121)
Unrecognized tax benefits, ending balance $ 1,604