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Debt and Capital Lease Obligations - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Dec. 06, 2016
Dec. 22, 2014
Mar. 31, 2018
Mar. 31, 2017
Dec. 31, 2017
Dec. 28, 2016
Line of Credit Facility [Line Items]            
Leverage ratio     189.00%      
Fixed charge coverage ratio     269.00%      
Total debt and capital lease obligations     $ 231,318   $ 209,192  
Revolving credit facility, balance outstanding [1]     212,831   207,322  
Capital lease obligations, total     3,839   2,854  
Remaining borrowing capacity on line of credit     31,200      
Letters of credit outstanding     1,300      
Unamortized debt issuance cost     850   984  
Fair value of debt     225,100   $ 203,200  
Cash paid for interest on debt     $ 1,900 $ 1,500    
Revolving Credit Facility            
Line of Credit Facility [Line Items]            
Commitment fee percentage on line of credit     0.30%      
Revolving credit facility, balance outstanding     $ 142,500      
Term Loan            
Line of Credit Facility [Line Items]            
Revolving credit facility, balance outstanding     $ 70,300      
Brewster Revolver            
Line of Credit Facility [Line Items]            
Borrowing capacity on line of credit $ 20,000         $ 38,000
Maturity date Dec. 28, 2018          
Commitment fee percentage on line of credit     0.20%      
Revolving credit facility, balance outstanding [1]     $ 15,498      
Remaining borrowing capacity on line of credit     $ 4,500      
Amended and Restated Credit Agreement            
Line of Credit Facility [Line Items]            
Maturity date   Dec. 22, 2019        
Amended and Restated Credit Agreement | Senior Credit Facility            
Line of Credit Facility [Line Items]            
Borrowing capacity on line of credit   $ 300,000        
Amended and Restated Credit Agreement | Revolving Credit Facility            
Line of Credit Facility [Line Items]            
Borrowing capacity on line of credit   175,000        
Additional borrowing capacity on line of credit   100,000        
Line of Credit borrowings used to support letter of credit   40,000        
Amended and Restated Credit Agreement | Term Loan            
Line of Credit Facility [Line Items]            
Borrowing capacity on line of credit   $ 125,000        
Amendment No. 1            
Line of Credit Facility [Line Items]            
Maximum leverage ratio for acquisition     300.00%      
Leverage ratio required for dividend or share activity     250.00%      
Maximum leverage ratio for unsecured debt     300.00%      
Annual share repurchase limit on leverage ratio basis     $ 20,000      
Amendment No. 1 | Maximum            
Line of Credit Facility [Line Items]            
Leverage ratio     350.00%      
Amendment No. 1 | Minimum            
Line of Credit Facility [Line Items]            
Fixed charge coverage ratio     175.00%      
Top Tier Foreign Subsidiaries | Amended and Restated Credit Agreement            
Line of Credit Facility [Line Items]            
Percent of lenders security interest on capital stock foreign subsidiary   65.00%        
[1] Represents the weighted-average interest rate in effect at the respective periods for the revolving credit facilities and term loan borrowings, including any applicable margin. The interest rates do not include amortization of debt issuance costs or commitment fees.