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Employee Benefit Plans - Fair Value of Plan Assets (Details) - Pension benefits - USD ($)
$ in Thousands
Dec. 31, 2016
Jan. 02, 2016
Jan. 03, 2015
U.S. Pension Benefits      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value $ 20,318 $ 19,485  
Investments measured at NAV 8,667 8,291  
Total assets at fair value 28,985 27,776 $ 28,986
U.S. Pension Benefits | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 20,318 19,485  
U.S. Pension Benefits | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
U.S. Pension Benefits | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
U.S. Pension Benefits | Mutual Funds      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 20,318 19,485  
U.S. Pension Benefits | Mutual Funds | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 20,318 19,485  
U.S. Pension Benefits | Mutual Funds | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
U.S. Pension Benefits | Mutual Funds | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
Non-U.S. Pension Benefits      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 426 396 $ 632
Non-U.S. Pension Benefits | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 426 396  
Non-U.S. Pension Benefits | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
Non-U.S. Pension Benefits | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
Non-U.S. Pension Benefits | Mutual Funds      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 426 396  
Non-U.S. Pension Benefits | Mutual Funds | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 426 396  
Non-U.S. Pension Benefits | Mutual Funds | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
Non-U.S. Pension Benefits | Mutual Funds | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value $ 0 $ 0