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CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parenthetical) - $ / shares | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 27, 2020 | Jun. 29, 2019 | Jun. 27, 2020 | Jun. 29, 2019
Statement of Stockholders' Equity [Abstract] |  |  |  |
Cash dividends declared per share (in dollars per share) | $ 0.45 | $ 0.375 | $ 0.90 | $ 0.75
Purchase of treasury shares, shares acquired (in shares) |  | 236,323 | 190,491 | 306,729
Stock plan exercises; shares acquired (in shares) | 14 | 645 | 37 | 6,096
Stock options exercised; shares issued (in shares) | 318 | 2,642 | 1,484 | 15,637
Stock awards; shares issued (in shares) | 6,204 | 2,692 | 8,704 | 10,327
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