Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - W. Mark Humphrey (Details)

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Related Party Transactions - W. Mark Humphrey (Details) - W. Mark Humphrey - USD ($)
3 Months Ended 6 Months Ended
Jun. 01, 2015
Mar. 31, 2017
Mar. 31, 2016
Mar. 31, 2017
Mar. 31, 2016
Related Party Transaction [Line Items]          
Consulting services and covenant period 1 year        
Cash in a lump sum $ 100,000        
Payments for services and covenants $ 350,000        
Expense under separation and consulting agreement   $ 0 $ 92,000 $ 0 $ 180,000