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Long-Term Obligations - Schedule of Long-Term Obligations (Details) - USD ($)
$ in Thousands
Mar. 31, 2018
Dec. 30, 2017
Debt Instrument [Line Items]    
Obligations Under Capital Lease, due 2018 to 2022 $ 4,689 $ 4,633
Total 240,936 242,080
Less: Current Maturities of Long-Term Obligations (710) (696)
Long-Term Obligations 240,226 241,384
Revolving Credit Facility [Member]    
Debt Instrument [Line Items]    
Revolving Credit Facility, due 2022 235,851 237,011
Other Borrowings [Member]    
Debt Instrument [Line Items]    
Other Borrowings, due 2018 to 2023 $ 396 $ 436