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Condensed Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 29, 2019
Jun. 30, 2018
Jun. 29, 2019
Jun. 30, 2018
Condensed Consolidated Statements Of Comprehensive Income (Unaudited) [Abstract]        
Tax on other comprehensive income $ 504 $ (9,982) $ 957 $ (11,079)