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Stock Repurchase Program (Details) - USD ($)
shares in Thousands, $ in Thousands
3 Months Ended
Mar. 30, 2019
Mar. 31, 2018
Dec. 29, 2018
Class of Stock Disclosures [Abstract]      
Additional authorized repurchase amount $ 500,000    
Remaining authorized repurchase amount $ 594,000   $ 175,000
Shares repurchased 1,529 1,289  
Total cost of repurchased shares $ 81,114 $ 50,013