Goodwill and Other Identifiable Intangible Assets, Net (Amortization Expense) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
Finite-Lived Intangible Assets [Line Items]
2017 (six months)	$ 1,255		$ 1,255
2018	2,475		2,475
2019	1,989		1,989
2020	1,476		1,476
2021	1,268		1,268
2022	1,097		1,097
Cost of Sales and General and Administrative Expense
Finite-Lived Intangible Assets [Line Items]
Amortization expense	$ 600	$ 500	$ 900	$ 1,000