Debt - Long-term Borrowings (Details) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023	Jul. 02, 2023
Debt Instrument [Line Items]
Carrying Cost	$ 3,984.9	$ 3,484.9	$ 3,759.3
Less: Deferred debt expenses	23.5	19.1	21.4
Less: Current portion	500.0	500.0	69.4
Long-term debt, carrying cost	3,461.4	2,965.8	3,668.5
Fair Value	3,826.2	3,349.1	3,556.6
Long-term debt, fair value	$ 3,826.2	3,349.1	3,556.6
3.90% Notes Due 2029
Debt Instrument [Line Items]
Debt stated interest rate	3.90%
Carrying Cost	$ 900.0	900.0	900.0
Fair Value	$ 830.9	839.8	814.9
3.55% Notes Due 2026
Debt Instrument [Line Items]
Debt stated interest rate	3.55%
Carrying Cost	$ 675.0	675.0	675.0
Fair Value	$ 644.8	641.0	628.0
3.00% Notes Due 2024
Debt Instrument [Line Items]
Debt stated interest rate	3.00%
Carrying Cost	$ 500.0	500.0	500.0
Fair Value	$ 494.6	488.4	481.6
6.35% Notes Due 2040
Debt Instrument [Line Items]
Debt stated interest rate	6.35%
Carrying Cost	$ 500.0	500.0	500.0
Fair Value	$ 512.1	520.1	510.1
3.50% Notes Due 2027
Debt Instrument [Line Items]
Debt stated interest rate	3.50%
Carrying Cost	$ 500.0	500.0	500.0
Fair Value	$ 471.5	472.2	466.6
6.05% Notes Due 2034
Debt Instrument [Line Items]
Debt stated interest rate	6.05%
Carrying Cost	$ 500.0	0.0	0.0
Fair Value	$ 500.1	0.0	0.0
5.10% Notes Due 2044
Debt Instrument [Line Items]
Debt stated interest rate	5.10%
Carrying Cost	$ 300.0	300.0	300.0
Fair Value	$ 258.0	271.6	264.6
6.60% Debentures Due 2028
Debt Instrument [Line Items]
Debt stated interest rate	6.60%
Carrying Cost	$ 109.9	109.9	109.9
Fair Value	114.2	116.0	116.4
Variable % Notes Due December 30, 2024
Debt Instrument [Line Items]
Carrying Cost	0.0	0.0	265.0
Fair Value	0.0	0.0	265.0
Production Financing Facilities
Debt Instrument [Line Items]
Carrying Cost	0.0	0.0	9.4
Fair Value	$ 0.0	$ 0.0	$ 9.4