Supplemental Equity and Comprehensive Income Information - Schedule of Consolidated Changes in Shareholders' Equity (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 27, 2025	Sep. 28, 2024	Sep. 27, 2025	Sep. 28, 2024	Dec. 28, 2024
Changes In Stockholders' Equity [Line Items]
Common stock, par value (in dollars per share)	$ 1	$ 1	$ 1	$ 1	$ 1
Common stock issued, $1 par value per share	$ 124.1	$ 124.1	$ 124.1	$ 124.1	$ 124.1
Increase (Decrease) in Stockholders' Equity
Beginning balance			2,312.3
Net income	166.3	181.7	521.6	530.9
Other comprehensive income (loss), net of tax	(6.3)	37.3	(0.2)	7.7
Ending balance	2,211.0		2,211.0
Capital in excess of par value
Increase (Decrease) in Stockholders' Equity
Beginning balance	821.9	833.1	840.6	854.5
Issuance of shares under stock-based compensation plans	7.7	6.7	(11.0)	(14.7)
Ending balance	829.6	839.8	829.6	839.8
Retained earnings
Increase (Decrease) in Stockholders' Equity
Beginning balance	5,399.3	4,922.2	5,151.2	4,691.8
Net income	166.3	181.7	521.6	530.9
Issuance of shares under stock-based compensation plans	0.1	3.2	12.8	7.3
Contribution of shares to 401(k) plan	5.7	6.5	18.5	19.8
Dividends	(73.1)	(70.9)	(216.0)	(207.1)
Ending balance	5,498.3	5,042.7	5,498.3	5,042.7
Retained earnings | Cumulative-effect adjustment upon adoption of accounting standard update
Increase (Decrease) in Stockholders' Equity
Beginning balance			10.2
Treasury stock at cost
Increase (Decrease) in Stockholders' Equity
Beginning balance	(3,693.7)	(3,154.6)	(3,347.5)	(3,134.4)
Repurchase of shares for treasury	(93.6)	(66.8)	(453.6)	(107.5)
Issuance of shares under stock-based compensation plans	0.0	7.1	8.3	23.4
Contribution of shares to 401(k) plan	2.6	2.0	8.1	6.2
Ending balance	(3,784.7)	(3,212.3)	(3,784.7)	(3,212.3)
Accumulated other comprehensive loss
Increase (Decrease) in Stockholders' Equity
Beginning balance	(450.0)	(437.7)	(456.1)	(408.1)
Other comprehensive income (loss), net of tax	(6.3)	37.3	(0.2)	7.7
Ending balance	$ (456.3)	$ (400.4)	$ (456.3)	$ (400.4)