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Repurchase of Common Stock	9 Months Ended
Repurchase of Common Stock	Jun. 30, 2020
Repurchase Of Common Stock [Abstract]
Repurchase of Common Stock	13. Repurchase of Common Stock On November 13, 2007, the Board of Directors authorized the Company to purchase 250 thousand shares of its outstanding common stock. On February 3, 2009, the Board of Directors authorized the Company to purchase up to 350 thousand additional shares of the Company's outstanding common stock at market price. On February 8, 2011, the Board of Directors authorized the Company to purchase up to 250 thousand additional shares of the Company's outstanding common stock at market price. The plan does not expire. Pursuant to the aforementioned authorization, the Company repurchased 400 and 6 thousand shares of its outstanding common stock on the open market during the three and nine months ended June 30, 2020. As of June 30, 2020, approximately 194 thousand shares remain authorized to repurchase under the stock repurchase program. As of May 14, 2020, we have suspended our stock repurchase program until further economic clarity.