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Revenue Recognition - Summary of Revenue by Reportable Operating Segment and Geography (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 28, 2024	Sep. 30, 2023	Sep. 28, 2024	Sep. 30, 2023
Disaggregation of Revenue
Revenues from external customers	$ 5,584.4	$ 5,781.0	$ 17,591.4	$ 17,625.7
North America
Disaggregation of Revenue
Revenues from external customers	2,403.4	2,381.4	7,431.8	7,231.2
Europe and Africa
Disaggregation of Revenue
Revenues from external customers	1,892.5	2,015.4	6,317.9	6,438.9
Asia
Disaggregation of Revenue
Revenues from external customers	1,055.0	1,142.5	3,189.1	3,271.1
South America
Disaggregation of Revenue
Revenues from external customers	233.5	241.7	652.6	684.5
Seating
Disaggregation of Revenue
Revenues from external customers	4,111.8	4,284.9	13,036.4	13,206.0
Seating | North America
Disaggregation of Revenue
Revenues from external customers	1,885.2	1,916.2	5,918.3	5,929.5
Seating | Europe and Africa
Disaggregation of Revenue
Revenues from external customers	1,327.5	1,437.0	4,493.2	4,601.5
Seating | Asia
Disaggregation of Revenue
Revenues from external customers	750.8	761.8	2,196.6	2,187.2
Seating | South America
Disaggregation of Revenue
Revenues from external customers	148.3	169.9	428.3	487.8
E-Systems
Disaggregation of Revenue
Revenues from external customers	1,472.6	1,496.1	4,555.0	4,419.7
E-Systems | North America
Disaggregation of Revenue
Revenues from external customers	518.2	465.2	1,513.5	1,301.7
E-Systems | Europe and Africa
Disaggregation of Revenue
Revenues from external customers	565.0	578.4	1,824.7	1,837.4
E-Systems | Asia
Disaggregation of Revenue
Revenues from external customers	304.2	380.7	992.5	1,083.9
E-Systems | South America
Disaggregation of Revenue
Revenues from external customers	$ 85.2	$ 71.8	$ 224.3	$ 196.7

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