Acquisition Purchase Price Allocation (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014	Nov. 04, 2013
Business Combinations [Abstract]
Business Acquisition, Purchase Price Allocation, Current Assets, Inventory					$ 1,030
Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment					17
Business Acquisition, Purchase Price Allocation, Intangible Assets Other than Goodwill					260
Business Acquisition, Purchase Price Allocation, Assets Acquired					1,307
Business Acquisition, Purchase Price Allocation, Liabilities Assumed					(93)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net					1,214
Payments to Acquire Businesses, Net of Cash Acquired			0	500
Bargain purchase gain before tax				714
Deferred tax on bargain purchase gain				(252)
Business Combination, Bargain Purchase, Gain Recognized, Amount	$ 0	$ 0	$ 0	$ 462