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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) - USD ($)
$ in Thousands
12 Months Ended
Dec. 29, 2018
Dec. 30, 2017
Dec. 31, 2016
Pension Plans      
Unrealized gain (loss) on OshKosh defined benefit and postretirement plans, tax $ 80 $ 140 $ 400
Postretirement Benefit      
Unrealized gain (loss) on OshKosh defined benefit and postretirement plans, tax $ (70) $ 70 $ (200)