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Accumulated Other Comprehensive Loss - Schedule of Change in Accumulated Balances for Each Component of Other Comprehensive Income (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 30, 2017
Dec. 31, 2016
Jan. 02, 2016
AOCI Attributable to Parent, Net of Tax [Roll Forward]      
Beginning balance $ (29,841) $ (45,896) $ (36,026)
Other comprehensive income (loss), net of tax 1,200 (2,663) (60)
Amounts reclassified from accumulated other comprehensive income (loss), net of tax (1,056) 786 (289)
Ending balance 35,002 (29,841) (45,896)
Foreign currency, net of tax      
AOCI Attributable to Parent, Net of Tax [Roll Forward]      
Beginning balance 660 396 1,155
Other comprehensive income (loss), net of tax 14 264 (759)
Amounts reclassified from accumulated other comprehensive income (loss), net of tax 0 0 0
Ending balance 674 660 396
Amortization of unrecognized pension gain (loss), net of tax      
AOCI Attributable to Parent, Net of Tax [Roll Forward]      
Beginning balance (37,523) (35,382) (35,792)
Other comprehensive income (loss), net of tax 1,186 (2,927) 699
Amounts reclassified from accumulated other comprehensive income (loss), net of tax (1,056) 786 (289)
Ending balance (37,393) (37,523) (35,382)
Other, net of tax      
AOCI Attributable to Parent, Net of Tax [Roll Forward]      
Beginning balance 212 212 212
Other comprehensive income (loss), net of tax 0 0 0
Amounts reclassified from accumulated other comprehensive income (loss), net of tax 0 0 0
Ending balance 212 212 212
AOCI Attributable to Parent      
AOCI Attributable to Parent, Net of Tax [Roll Forward]      
Beginning balance (36,651) (34,774) (34,425)
Ending balance $ (36,507) $ (36,651) $ (34,774)