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Headquarters Facility Sale and Purchase	12 Months Ended
Headquarters Facility Sale and Purchase	Sep. 30, 2017
Litigation [Abstract]
Unusual or Infrequent Items, or Both, Disclosure [Text Block]	Facilities Sale In January 2016, the Company sold its United Kingdom based operating facility at a gross sales price of $1.5 million. A gain of approximately $785,000 was recognized on the sale in the March 31, 2016 quarter after factoring in selling and transaction costs.