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Condensed Consolidated Statements of Equity (Parenthetical) - $ / shares
3 Months Ended 9 Months Ended
Sep. 28, 2019
Sep. 29, 2018
Sep. 28, 2019
Sep. 29, 2018
Statement of Stockholders' Equity [Abstract]        
Net issuances of shares held in treasury in settlement of stock-based compensation (in shares) 23,786 23,416 308,538 368,332
Number of shares repurchased (in shares) 616,635 1,149,839 2,603,881 2,697,188
Average price (in dollars per share) $ 123.06 $ 169.60 $ 136.48 $ 181.93