Revenue Major Geographical Area (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Net revenue	$ 9,400.6	$ 9,449.4	$ 9,107.9
Total revenue	10,889.3	10,927.8	10,240.7
United States
Net revenue	6,102.2	6,157.7	5,763.1
Total revenue	7,033.1	7,031.0	6,360.2
Total International
Net revenue	3,298.4	3,291.7	3,344.8
Total revenue	3,856.2	3,896.8	3,880.5
United Kingdom
Net revenue	759.2	742.2	781.5
Total revenue	891.5	902.7	880.5
Continental Europe
Net revenue	795.7	764.6	799.7
Total revenue	901.3	867.5	892.8
Asia Pacific
Net revenue	729.8	772.7	791.4
Total revenue	868.3	918.5	970.1
Latin America
Net revenue	448.7	423.6	396.4
Total revenue	477.0	454.9	430.3
Other
Net revenue	565.0	588.6	575.8
Total revenue	718.1	753.2	706.8
MD&E
Net revenue	4,326.5	4,296.9	4,117.7
Total revenue	4,394.8	4,381.6	4,196.6
MD&E | United States
Net revenue	2,703.5	2,690.9	2,552.0
Total revenue	2,731.4	2,730.2	2,584.7
MD&E | Total International
Net revenue	1,623.0	1,606.0	1,565.7
Total revenue	1,663.4	1,651.4	1,611.9
IA&C
Net revenue	3,633.2	3,766.3	3,679.7
Total revenue	4,002.2	4,140.6	4,041.8
IA&C | United States
Net revenue	2,383.8	2,483.7	2,306.0
Total revenue	2,508.8	2,585.9	2,403.3
IA&C | Total International
Net revenue	1,249.4	1,282.6	1,373.7
Total revenue	1,493.4	1,554.7	1,638.5
SC&E
Net revenue	1,440.9	1,386.2	1,310.5
Total revenue	2,492.3	2,405.6	2,002.3
SC&E | United States
Net revenue	1,014.9	983.1	905.1
Total revenue	1,792.9	1,714.9	1,372.2
SC&E | Total International
Net revenue	426.0	403.1	405.4
Total revenue	$ 699.4	$ 690.7	$ 630.1