Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Schedule of Reconciliation of Basic to Diluted Weighted Average Shares Outstanding (Details)

v3.8.0.1
Summary of Significant Accounting Policies - Schedule of Reconciliation of Basic to Diluted Weighted Average Shares Outstanding (Details) - shares
shares in Thousands
12 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Weighted Average Common Shares Outstanding - Basic (in shares) 8,300 8,303 8,056
Weighted Average Common Shares Outstanding - Diluted (in shares) 8,300 8,311 8,061
Stock Options and Unrestricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Effect of dilutive securities - stock options and unrestricted stock (in shares) 0 8 5