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Stock-based Compensation Stock-Based Compensation Narrative (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 01, 2017
Jan. 03, 2016
Dec. 28, 2014
Jan. 01, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation $ 2,053 $ 1,438 $ 1,180  
Nonvested stock-based compensation expense $ 4,500      
Remaining weighted average vesting period 2 years 7 months      
Management [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restricted Stock Awards Issued During Period 319,000      
Stock Award Vesting Period 4 years      
Stock Award Vesting Rate 25.00%      
Director [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restricted Stock Awards Issued During Period 8,140      
Stock Award Vesting Period 5 years      
Stock Award Vesting Rate 20.00%      
2016 Stock Incentive Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares Authorized Under Stock Incentive Plan 4,000,000      
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 4,000,000      
2006 Stock Incentive Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares Authorized Under Stock Incentive Plan 3,300,000      
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 0      
Additional Shares Authorized       1,000,000