CONSOLIDATED STATEMENTS OF SHAREHOLDERS’ EQUITY (Parenthetical) - $ / shares	12 Months Ended
	Dec. 25, 2021	Dec. 26, 2020	Dec. 28, 2019
Statement of Stockholders' Equity [Abstract]
Cash dividends per share (in dollars per share)	$ 2.00	$ 1.80	$ 1.50
Purchase of treasury shares acquired (in shares)	111,833	441,119	491,045
Stock plan exercises; shares acquired (in shares)	90,292	88,411	90,868
Stock options exercised; shares issued (in shares)	169,908	147,014	119,789
Stock awards; shares issued (in shares)	88,395	65,248	60,021