Retirement and Deferred Compensation Plans - Reconciliation of Changes in Benefit Obligations and the Statement of Funded Status of Plan (Details) - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Feb. 29, 2020	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Change in Plan Assets
Settlements	$ 3.2
Pension Plan [Member]
Change in Benefit Obligation
Service cost		$ 19.4	$ 22.0	$ 21.0
Interest cost		8.7	6.1	9.4
Pension Plan [Member] | Foreign Plan [Member]
Change in Benefit Obligation
Benefit obligation, beginning of year		897.9	965.6
Service cost		19.4	22.0
Interest cost		8.2	5.7
Settlements		(57.4)	(61.7)
Transfers		31.1	52.8
Actuarial (gain) loss		(218.7)	(47.3)
Plan participant contributions		13.0	14.1
Benefits paid		(11.4)	(12.8)
Currency exchange rate changes		(49.8)	(40.5)
Benefit obligation, end of year		632.3	897.9	965.6
Change in Plan Assets
Fair value of plan assets, beginning of year		762.5	753.6
Actual return on plan assets		(166.7)	24.3
Settlements		57.4	61.7
Transfers		31.8	52.8
Plan participant contributions		13.0	14.1
Company contributions		17.1	18.7
Benefits paid		(11.4)	(12.8)
Currency exchange rate changes		(41.1)	(26.5)
Fair value of plan assets, end of year		547.8	762.5	753.6
Funded Status at End of Year
Funded status, end of year		84.5	135.4
Amounts Recognized
Noncurrent assets		26.6	51.2
Current liabilities		(1.2)	(0.8)
Noncurrent liabilities		(109.9)	(185.8)
Net amount recognized		(84.5)	(135.4)
Pension Plan [Member] | UNITED STATES
Change in Benefit Obligation
Benefit obligation, beginning of year		26.0	28.5
Service cost		0.0	0.0
Interest cost		0.5	0.4
Settlements		0.0	0.0
Transfers		0.0	0.0
Actuarial (gain) loss		(3.7)	(0.6)
Plan participant contributions		0.0	0.0
Benefits paid		(2.3)	(2.3)
Currency exchange rate changes		0.0	0.0
Benefit obligation, end of year		20.5	26.0	28.5
Change in Plan Assets
Actual return on plan assets		0.0	0.0
Settlements		0.0	0.0
Transfers		0.0	0.0
Plan participant contributions		0.0	0.0
Company contributions		2.3	2.3
Benefits paid		(2.3)	(2.3)
Currency exchange rate changes		0.0	0.0
Funded Status at End of Year
Funded status, end of year		(20.5)	(26.0)
Amounts Recognized
Noncurrent assets		0.0	0.0
Current liabilities		(2.4)	(2.3)
Noncurrent liabilities		(18.1)	(23.7)
Net amount recognized		(20.5)	(26.0)
Postretirement Health Coverage [Member]
Change in Benefit Obligation
Benefit obligation, beginning of year		14.1	14.6
Interest cost		0.3	0.2	0.4
Actuarial (gain) loss		(2.1)	0.1
Benefits paid		(0.8)	(0.8)
Benefit obligation, end of year		11.5	14.1	$ 14.6
Funded Status at End of Year
Funded status, end of year		(11.5)	(14.1)
Amounts Recognized
Current liabilities		(1.2)	(1.2)
Noncurrent liabilities		(10.3)	(12.9)
Net amount recognized		$ (11.5)	$ (14.1)