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Corporate-owned Life Insurance Policies (Details)
$ in Thousands
1 Months Ended 3 Months Ended
Mar. 28, 2016
USD ($)
Mar. 31, 2016
USD ($)
Jan. 31, 2016
USD ($)
Apr. 02, 2016
USD ($)
Mar. 28, 2016
USD ($)
Mar. 28, 2015
USD ($)
Dec. 31, 2015
USD ($)
Investments, All Other Investments [Abstract]              
Liquidated Corporate Owned Life Insurance Policies Numbers   25 2        
Life Insurance Policy, Numbers Held     27        
Cash Surrender Value of Life Insurance   $ 25,600 $ 2,600     $ 22,253
Repayments of Secured Debt     2,500   $ 3,200    
Secured Debt     $ 3,100        
Proceeds from Life Insurance Policies $ 22,400     $ 28,139