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Revenue Recognition - Summary of Revenue by Reportable Operating Segment and Geography (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 04, 2020	Mar. 30, 2019
Disaggregation of Revenue [Line Items]
Revenues from external customers	$ 4,457.7	$ 5,160.1
North America
Disaggregation of Revenue [Line Items]
Revenues from external customers	1,881.2	1,876.1
Europe and Africa
Disaggregation of Revenue [Line Items]
Revenues from external customers	1,752.6	2,171.4
Asia
Disaggregation of Revenue [Line Items]
Revenues from external customers	676.3	955.7
South America
Disaggregation of Revenue [Line Items]
Revenues from external customers	147.6	156.9
Seating
Disaggregation of Revenue [Line Items]
Revenues from external customers	3,366.6	3,913.7
Seating | North America
Disaggregation of Revenue [Line Items]
Revenues from external customers	1,573.7	1,591.1
Seating | Europe and Africa
Disaggregation of Revenue [Line Items]
Revenues from external customers	1,236.0	1,554.3
Seating | Asia
Disaggregation of Revenue [Line Items]
Revenues from external customers	457.4	651.4
Seating | South America
Disaggregation of Revenue [Line Items]
Revenues from external customers	99.5	116.9
E-Systems
Disaggregation of Revenue [Line Items]
Revenues from external customers	1,091.1	1,246.4
E-Systems | North America
Disaggregation of Revenue [Line Items]
Revenues from external customers	307.5	285.0
E-Systems | Europe and Africa
Disaggregation of Revenue [Line Items]
Revenues from external customers	516.6	617.1
E-Systems | Asia
Disaggregation of Revenue [Line Items]
Revenues from external customers	218.9	304.3
E-Systems | South America
Disaggregation of Revenue [Line Items]
Revenues from external customers	$ 48.1	$ 40.0

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+ References

No definition available.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045

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