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Restructuring and Asset Impairment - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Apr. 01, 2017
Mar. 26, 2016
Dec. 31, 2016
Dec. 26, 2015
Restructuring Cost and Reserve [Line Items]        
Severance and retention costs liability $ 3,451 $ 2,521 $ 3,680 $ 2,969
Impairment charges 100      
Gain on restructuring 400      
Accelerated depreciation   200    
Accrued Compensation        
Restructuring Cost and Reserve [Line Items]        
Severance and retention costs liability 3,500 2,400    
Other Long-Term Liabilities        
Restructuring Cost and Reserve [Line Items]        
Severance and retention costs liability $ 0 $ 0