Consolidated Statements of Shareholders' Equity - USD ($) $ in Millions	Total	Common stock, $1 par value	Capital in excess of par value	Retained earnings	Treasury stock	Accumulated other comprehensive loss
Beginning balance at Jan. 02, 2021	$ 1,484.9	$ 124.1	$ 862.1	$ 3,349.3	$ (2,501.0)	$ (349.6)
Increase (Decrease) in Stockholders' Equity
Net income	740.1			740.1
Other comprehensive income (loss), net of tax	66.7					66.7
Repurchase of shares for treasury	(180.9)				(180.9)
Issuance of shares under stock-based compensation plans	9.6		0.2	(7.2)	16.6
Contribution of shares to 401(k) plan	24.6			19.1	5.5
Dividends	(220.6)			(220.6)
Ending balance at Jan. 01, 2022	1,924.4	124.1	862.3	3,880.7	(2,659.8)	(282.9)
Increase (Decrease) in Stockholders' Equity
Net income	757.1			757.1
Other comprehensive income (loss), net of tax	(81.1)					(81.1)
Repurchase of shares for treasury	(379.5)				(379.5)
Issuance of shares under stock-based compensation plans	23.2		17.0	(4.4)	10.6
Contribution of shares to 401(k) plan	27.0			20.1	6.9
Dividends	(238.9)			(238.9)
Ending balance at Dec. 31, 2022	2,032.2	124.1	879.3	4,414.6	(3,021.8)	(364.0)
Increase (Decrease) in Stockholders' Equity
Net income	503.0			503.0
Other comprehensive income (loss), net of tax	(44.1)					(44.1)
Repurchase of shares for treasury	(137.5)				(137.5)
Issuance of shares under stock-based compensation plans	0.6		(24.8)	8.9	16.5
Contribution of shares to 401(k) plan	30.4			22.0	8.4
Dividends	(256.7)			(256.7)
Ending balance at Dec. 30, 2023	$ 2,127.9	$ 124.1	$ 854.5	$ 4,691.8	$ (3,134.4)	$ (408.1)