Annual report pursuant to Section 13 and 15(d)

Stock-based Compensation (Narrative) (Details)

v2.4.0.8
Stock-based Compensation (Narrative) (Details) (USD $)
3 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended 0 Months Ended 12 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended 12 Months Ended
Sep. 28, 2013
Sep. 27, 2014
Sep. 28, 2013
Jun. 29, 2013
Sep. 29, 2012
Jun. 30, 2012
Sep. 28, 2013
2010 Stock Plan [Member]
Sep. 27, 2014
2010 Stock Plan [Member]
Jun. 29, 2013
2010 Stock Plan [Member]
Jun. 30, 2012
2010 Stock Plan [Member]
Sep. 28, 2013
2010 Stock Plan [Member]
Restricted Stock Units (RSUs) [Member]
Jun. 29, 2013
2010 Stock Plan [Member]
Restricted Stock Units (RSUs) [Member]
Jun. 30, 2012
2010 Stock Plan [Member]
Restricted Stock Units (RSUs) [Member]
Mar. 30, 2013
2010 Stock Plan [Member]
Performance Stock Units [Member]
Sep. 28, 2013
2010 Stock Plan [Member]
Performance Stock Units [Member]
Jun. 30, 2012
2010 Stock Plan [Member]
Performance Stock Units [Member]
Sep. 28, 2013
2010 Stock Plan [Member]
Stock Options [Member]
Sep. 27, 2014
2010 Stock Plan [Member]
One year vesting period [Member]
Sep. 28, 2013
2010 Stock Plan [Member]
One year vesting period [Member]
Sep. 29, 2012
2010 Stock Plan [Member]
One year vesting period [Member]
Sep. 27, 2014
2010 Stock Plan [Member]
One year vesting period [Member]
Jun. 29, 2013
2010 Stock Plan [Member]
Two year vesting period [Member]
Jun. 30, 2012
2010 Stock Plan [Member]
Two year vesting period [Member]
Sep. 28, 2013
2010 Stock Plan [Member]
Upon Filing of Annual Report in 2013 [Member]
Sep. 28, 2013
2010 Stock Plan [Member]
Upon Filing of Annual Report in 2014 [Member]
Sep. 28, 2013
2010 Stock Plan [Member]
Upon Filing of Annual Report in 2015 [Member]
Sep. 27, 2014
2010 Stock Plan [Member]
Subsequent vesting periods [Member]
Sep. 28, 2013
Option Plan [Member]
Sep. 27, 2014
Option Plan [Member]
Sep. 28, 2013
Option Plan [Member]
Jun. 29, 2013
Option Plan [Member]
Sep. 29, 2012
Option Plan [Member]
Jun. 30, 2012
Option Plan [Member]
Sep. 28, 2013
Management [Member]
Option Plan [Member]
Jun. 27, 2009
Management [Member]
Option Plan [Member]
Sep. 27, 2014
Management [Member]
Option Plan [Member]
Sep. 28, 2013
Management [Member]
Option Plan [Member]
Minimum [Member]
Jul. 02, 2011
Management [Member]
Option Plan [Member]
Minimum [Member]
Sep. 28, 2013
Management [Member]
Option Plan [Member]
Maximum [Member]
Jul. 02, 2011
Management [Member]
Award Plan [Member]
Performance Awards [Member]
Sep. 28, 2013
Management [Member]
Award Plan [Member]
Service Based [Member]
Sep. 27, 2014
Upon Filing of Annual Report in 2015 [Member]
2010 Stock Plan [Member]
One year vesting period [Member]
Sep. 27, 2014
Upon Filing of Annual Report in 2014 [Member]
2010 Stock Plan [Member]
One year vesting period [Member]
Sep. 27, 2014
Upon Filing of Annual Report in 2013 [Member]
2010 Stock Plan [Member]
One year vesting period [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                                                                        
Reduction compensation expense   $ (90,000)                                                                                    
Compensation expense recorded 700,000     1,200,000   1,600,000               (400,000)                                                            
Tax expense from reduction of compensation expense   (35,000)                                                                                    
Tax benefits associated with compensation costs 300,000   500,000   600,000                                                                              
Aggregate number of shares that may be delivered               500,000                                                       2,000,000                
Granted, Weighted Average Exercise Price (usd per share)             $ 0.00 $ 0.00 $ 0.00 $ 0.00                                                                    
Equity instruments granted in the period (shares)             0 0 0 0 122,426 5,000 91,450                                               0 28,000            
Awards granted in the period (shares)                                     52,000 156,000   5,000 91,450                                          
Equity instruments forfeited (shares)                               52,000     12,480                                                  
Performance criteria period                             2 years       1 year         1 year 1 year 1 year                           2 years 2 years      
Options accounted for under the equity method (percent)                                     50.00%                                                  
Options accounted for under the liability method (percent)                                     50.00%                                                  
Awards vested in period (shares)                                     39,520                                                  
Unrecognized compensation cost related to non-vested awards                                         600,000                                              
Unrecognized compensation cost related to non-vested awards (period of recognition)                                 2 years 3 months 18 days 10 months 24 days                                                    
Exercise term, from dates of grant                                                                   10 years                    
Award vesting period                                                                         3 years   4 years          
Intrinsic value of options exercised                                                       1,800,000 0 700,000   200,000                        
Shares eligible to vest                                                     33.33%                             33.33% 33.33% 33.33%
Stock options exercised             0 0 0 0                                   16,000   82,500 139,334   25,333   0                  
Minimum percentage of fair value of stock price, options may be bought at                                                                   50.00%                    
Period in which stock options become exercisable                                                                         3 years   4 years          
Tax benefit realized from exercise of stock options                                                       $ 1,000 $ 27,000 $ 34,000   $ 529,000