Debt (Details) € in Millions, £ in Millions, $ in Millions		12 Months Ended
	Jan. 03, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2023 EUR (€)	Dec. 31, 2023 GBP (£)
Short-Term Borrowings [Abstract]
Short-term debt		$ 10.9	$ 16.9
Short-term borrowings, weighted average interest rate		12.00%	10.30%		12.00%	12.00%
Long-Term Debt [Abstract]
Long-term debt, carrying amount		$ 5,669.9	$ 5,611.8
Unamortized discount		(7.8)	(9.0)
Unamortized debt issuance costs		(22.3)	(26.2)
Unamortized deferred gain (loss) from settlement of interest rate swaps		(0.2)	0.6
Long-term debt, current portion		(750.5)	0.0
Long-Term Debt		4,889.1	5,577.2
Contractual Maturities of Long-Term Debt [Abstract]
Contractual maturities of long-term debt, 2024		750.0
Contractual maturities of long-term debt, 2025		0.0
Contractual maturities of long-term debt, 2026		1,400.0
Contractual maturities of long-term debt, 2027		553.0
Contractual maturities of long-term debt, 2028		0.0
Contractual maturities of long-term debt, Thereafter		2,966.9
Contractual maturities of long-term debt		5,669.9
Components of Interest Expense [Abstract]
Interest expense, Long-term debt		165.1	164.7	$ 167.3
Interest expense, Fees and early redemption payments		4.8	4.6	43.4
Interest expense, Pension and other interest		50.5	35.8	35.3
Interest expense, Interest rate and cross currency swaps		(1.9)	3.5	(9.6)
Interest expense, total		218.5	208.6	$ 236.4
Credit Facility [Member]
Credit Facilities [Abstract]
Credit Facilities, maximum borrowing capacity		$ 2,500.0
Credit Facilities, expiration date		Jun. 02, 2028
Credit Facilities, amount outstanding		$ 0.0
Credit Facilities, covenant terms		The Credit Facility contains a financial covenant that requires us to maintain a Leverage Ratio of consolidated indebtedness to consolidated EBITDA (earnings before interest, taxes, depreciation, amortization and non-cash charges) of no more than 3.5 times for the most recently ended 12-month period.
Credit Facilities, covenant compliance		At December 31, 2023, we were in compliance with this covenant as our Leverage Ratio was 2.3 times.
Uncommitted credit lines [Member]
Credit Facilities [Abstract]
Credit Facilities, maximum borrowing capacity		$ 516.2
Credit Facilities, amount outstanding		0.0
Commercial Paper [Member]
Credit Facilities [Abstract]
Credit Facilities, maximum borrowing capacity		2,000.0
Credit Facilities, maximum amount outstanding		200.0
Credit Facilities, average amount outstanding		$ 5.1
Commercial paper, weighted average interest rate		5.24%
Credit Facilities, amount outstanding		$ 0.0
Delayed Draw Term Loan Agreement | Subsequent Event
Credit Facilities [Abstract]
Credit Facilities, maximum borrowing capacity	$ 600.0
Credit Facilities, expiration date	Dec. 31, 2026
Euro Commercial Paper
Credit Facilities [Abstract]
Credit Facilities, maximum borrowing capacity		500.0
Credit Facilities, amount outstanding		0.0
3.65% Senior Notes due 2024
Long-Term Debt [Abstract]
Long-term debt, carrying amount		$ 750.0	750.0
Long-term debt, interest rate		3.65%			3.65%	3.65%
3.60% Senior Notes due 2026
Long-Term Debt [Abstract]
Long-term debt, carrying amount		$ 1,400.0	1,400.0
Long-term debt, interest rate		3.60%			3.60%	3.60%
€500 Million 0.80% Senior Notes due 2027
Long-Term Debt [Abstract]
Long-term debt, carrying amount		$ 553.0	534.9		€ 500.0
Long-term debt, interest rate		0.80%			0.80%	0.80%
2.45% Senior Notes due 2030
Long-Term Debt [Abstract]
Long-term debt, carrying amount		$ 600.0	600.0
Long-term debt, interest rate		2.45%			2.45%	2.45%
4.20% Senior Notes due 2030
Long-Term Debt [Abstract]
Long-term debt, carrying amount		$ 600.0	600.0
Long-term debt, interest rate		4.20%			4.20%	4.20%
€500 Million 1.40% Senior Notes due 2031
Long-Term Debt [Abstract]
Long-term debt, carrying amount		$ 553.0	534.9		€ 500.0
Long-term debt, interest rate		1.40%			1.40%	1.40%
2.60% Senior Notes due 2031
Long-Term Debt [Abstract]
Long-term debt, carrying amount		$ 800.0	800.0
Long-term debt, interest rate		2.60%			2.60%	2.60%
£325 Million 2.25% Senior Notes due 2033
Long-Term Debt [Abstract]
Long-term debt, carrying amount		$ 413.9	$ 392.0			£ 325.0
Long-term debt, interest rate		2.25%			2.25%	2.25%