Annual report pursuant to Section 13 and 15(d)

Employee Benefit Plans (Details)

v3.5.0.2
Employee Benefit Plans (Details) - USD ($)
$ in Thousands
12 Months Ended
Oct. 01, 2016
Oct. 03, 2015
Sep. 27, 2014
Compensation and Retirement Disclosure [Abstract]      
Contributions to 401(k) Plan $ 1,100 $ 1,100 $ 1,300
Discount rate used in determining the liability 6.00% 6.00%  
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]      
Balance at beginning of year $ 412 $ 443  
Interest expense 6 1  
Benefits paid (81) (32)  
Actuarial adjustment 7 0  
Balance at end of year $ 344 $ 412 $ 443