Note 3 - Goodwill and Other Intangible Assets - Changes in the Carrying Amount of Goodwill by Segment (Details) $ in Millions	6 Months Ended
Jun. 30, 2021 USD ($)
Balance	$ 479
Acquisitions	11
Currency impact	0
Balance	490
Light Vehicle Segment [Member]
Balance	0
Balance	0
Commercial Vehicle Segment [Member]
Balance	177
Acquisitions	22
Currency impact	6
Balance	205
Off-Highway Segment [Member]
Balance	302
Acquisitions	(11)
Currency impact	(6)
Balance	285
Power Technologies Segment [Member]
Balance	0
Balance	$ 0

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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