XML 27 R17.htm IDEA: XBRL DOCUMENT v3.5.0.2
3. Employee Retirement Benefit Plans (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
Apr. 30, 2015
Jul. 01, 2016
Jul. 03, 2015
Apr. 03, 2015
Jul. 01, 2016
Jul. 03, 2015
Apr. 21, 2015
Pension Plan Settlement Agreement, Payment Schedule the Company is obligated to pay eleven remaining installments of $750 to the Pension Benefit Guaranty Corporation (the 'PBGC') due annually on October 31 of each year from 2016 through 2026 (the 'Pension Settlement Obligation').            
Pension Settlement Obligation, Interest Rate             7.00%
Pension   $ 65 $ 49   $ 131 $ 424  
Reclassification of pension expense to net income           195  
Pension Plan              
Pension   0 0 $ 326 0 326  
Supplemental Executive Retirement Plan              
Pension   65 $ 49   131 $ 98  
Expected Future Benefit Payments, Next Twelve Months   $ 541     $ 541