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Related Party Transactions	12 Months Ended
Related Party Transactions	Sep. 30, 2016
Related Party Transactions [Abstract]
Related Party Transactions	17. Related Party Transactions The Company regularly transacts business with Creative Marketing Services, LP (“CMS”), a company owned by the spouse of Richard F. Miles, a director of the Company. CMS is a marketing company which has historically provided marketing, communications, and support services to the Company, including product photography, video shoots, brochure design, magazine advertising, website design, annual report production and various other marketing and advertising services. For fiscal years 2016, 2015 and 2014, the Company incurred expenses of $39,000, $79,000, and $210,000, respectively, to CMS for these services.