XML 91 R77.htm IDEA: XBRL DOCUMENT v3.3.1.900
Employee Benefit Plans - Additional Information (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 30, 2016
Sep. 30, 2014
Sep. 30, 2013
Employee Benefit Plans (Textual) [Abstract]      
Contribution made by employees 20.00%    
Contributions made by company $ 144 $ 75 $ 121
Cumulative plan forfeitures applied against company matching contribution   $ 63 $ 12
Discretionary contributions to the plan 6 years