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Significant Customers	12 Months Ended
Significant Customers	Sep. 30, 2018
Risks and Uncertainties [Abstract]
Significant Customers	19. Significant Customers No customers accounted for more than 10% of the Company’s consolidated revenue during the fiscal years ended September 30, 2018, 2017 and 2016. No customers accounted for more than 10% of the Company’s total receivables during the fiscal year ended September 30, 2018 and 2017.