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Derivative Financial Instruments Derivative Financial Instruments (Details) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 27, 2016
Sep. 29, 2015
Sep. 27, 2016
Sep. 29, 2015
Dec. 29, 2015
Derivative [Line Items]          
Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block]    
 
 
For the 13 Weeks Ended
 
For the 39 Weeks Ended
 
 
September 27,
2016
 
September 29,
2015
 
September 27,
2016
 
September 29,
2015
Net gains (losses) recognized in OCI before reclassifications
 
$
689

 
$
(2,967
)
 
$
(3,638
)
 
$
(2,967
)
Net gains (losses) reclassified from AOCI to earnings
 
(418
)
 
—

 
(418
)
 
—

    
Stock Repurchased and Retired During Period, Shares     1,397,740    
Gain (Loss) on Interest Rate Cash Flow Hedge Ineffectiveness $ 0 $ 0 $ 0 $ 0  
Derivative Asset, Notional Amount 242,500,000.0   242,500,000.0    
Interest Rate Derivative Liabilities, at Fair Value 7,878,000   7,878,000   $ 2,552,000
Unrealized Gain (Loss) on Interest Rate Cash Flow Hedges, Accumulated Other Comprehensive Income (Loss), Net 689,000 (2,967,000) (3,638,000) (2,967,000)  
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months     1,700,000    
Interest Rate Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net $ (418,000) $ 0 (418,000) $ 0  
2014 Term Loan [Member]          
Derivative [Line Items]          
Derivative, Inception Date Jul. 16, 2015        
Derivative, Effective Date Jul. 11, 2016        
Derivative, Term of Contract 4 years        
Derivative Asset, Notional Amount $ 100,000,000   $ 100,000,000    
Derivative, Fixed Interest Rate 1.75%   1.75%    
2015 Term Loan [Member]          
Derivative [Line Items]          
Derivative, Notional Amount Decrease $ 1,900,000        
Derivative, Inception Date Jul. 16, 2015        
Derivative, Effective Date Jul. 18, 2016        
Derivative, Term of Contract 5 years        
Derivative Asset, Notional Amount $ 142,500,000   $ 142,500,000    
Derivative, Fixed Interest Rate 1.97%   1.97%    
Accrued Liabilities [Member]          
Derivative [Line Items]          
Interest Rate Derivative Liabilities, at Fair Value $ 2,807,000   $ 2,807,000   0
Other Noncurrent Liabilities [Member]          
Derivative [Line Items]          
Interest Rate Derivative Liabilities, at Fair Value $ 5,071,000   $ 5,071,000   $ 2,552,000
2014 Repurchase Authorization [Member]          
Derivative [Line Items]          
Stock Repurchased and Retired During Period, Shares     839,759