Restructuring - Segment Location (Details) - USD ($) $ in Millions	3 Months Ended
Apr. 01, 2023	Apr. 02, 2022
Restructuring Cost and Reserve
Restructuring costs and asset impairment charges	$ 14.6	$ 29.9
Operating segments \| Seating
Restructuring Cost and Reserve
Restructuring costs and asset impairment charges	12.0	16.6
Operating segments \| E-Systems
Restructuring Cost and Reserve
Restructuring costs and asset impairment charges	2.3	13.3
Other
Restructuring Cost and Reserve
Restructuring costs and asset impairment charges	$ 0.3	$ 0.0

Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585

Name:	us-gaap_RestructuringCostsAndAssetImpairmentCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration