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CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parenthetical) - $ / shares | 3 Months Ended | 6 Months Ended
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Jun. 26, 2021 | Jun. 27, 2020 | Jun. 26, 2021 | Jun. 27, 2020
Statement of Stockholders' Equity [Abstract] |  |  |  |
Cash dividends declared per share (in dollars per share) | $ 0.50 | $ 0.45 | $ 1.00 | $ 0.90
Purchase of treasury shares, shares acquired (in shares) | 42,150 | 14 | 92,297 | 190,491
Stock plan exercises; shares acquired (in shares) | 63,783 |  | 71,268 | 37
Stock options exercised; shares issued (in shares) | 1,245 | 318 | 144,123 | 1,484
Stock awards; shares issued (in shares) | 6,351 | 6,204 | 9,060 | 8,704

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