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Subsequent Events	12 Months Ended
Subsequent Events	Sep. 30, 2018
Subsequent Events [Abstract]
Subsequent Events	24.SUBSEQUENT EVENTS Cash Dividend On October 31, 2018, the company’s Board of Directors declared a quarterly cash dividend of $0.08 per share, an increase of 33% from previous dividends of $0.06 per share, to be paid on November 27, 2018 to shareholders of record as of November 13, 2018.