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Goodwill and Other Identifiable Intangible Assets, Net (Amortization Expense) (Details) - USD ($)
$ in Thousands
3 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]    
2017 (nine months) $ 1,131  
2018 1,321  
2019 958  
2020 401  
2021 232  
2022 163  
Cost of Sales and General and Administrative Expense    
Finite-Lived Intangible Assets [Line Items]    
Amortization expense $ 300 $ 400