Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Narrative) (Details)

v3.4.0.3
Stock-Based Compensation (Narrative) (Details)
3 Months Ended 6 Months Ended
Apr. 02, 2016
USD ($)
shares
Mar. 28, 2015
USD ($)
Dec. 27, 2014
shares
Apr. 02, 2016
USD ($)
shares
Mar. 28, 2015
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Allocated share-based compensation expense | $ $ 700,000 $ 1,100,000   $ 700,000 $ 500,000
Restricted Stock Units (RSUs) [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Grants in the period (shares) 83,788        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Percentage of Option To Be Paid in Equity 0.5     0.5  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Paid 0.5     0.5  
Performance shares [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Grants in the period (shares) 75,350        
Vested in the period (shares)       59,800  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Percentage of Option To Be Paid in Equity 0.5     0.5  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Paid 0.5     0.5  
2010 Stock Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Total compensation cost not yet recognized | $ $ 4,800,000     $ 4,800,000  
Period for recognition       2 years 8 months 12 days  
Aggregate number of shares that may be delivered (shares) 500,000     500,000  
Option Plan [Member] | Stock Options [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Allocated share-based compensation expense | $       $ 0  
Exercises in period (shares)     14,000 0  
Vest Upon Filing of 10-K for the Year Ending October 1, 2016 [Member] | Restricted Stock Units (RSUs) [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Grants in the period (shares) 8,438        
Vest Upon Filing of 10-K for the Year Ending September 30, 2017 [Member] | Restricted Stock Units (RSUs) [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Grants in the period (shares) 75,350