Note 17 - Revenue From Contracts With Customers - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Net sales	$ 1,078	$ 2,306	$ 3,004	$ 4,469
Light Vehicle Segment [Member]
Net sales	337	927	1,145	1,833
Commercial Vehicle Segment [Member]
Net sales	200	437	533	868
Off-Highway Segment [Member]
Net sales	401	674	933	1,226
Power Technologies Segment [Member]
Net sales	140	268	393	542
North America [Member]
Net sales	479	1,174	1,461	2,286
North America [Member] | Light Vehicle Segment [Member]
Net sales	238	683	824	1,343
North America [Member] | Commercial Vehicle Segment [Member]
Net sales	121	254	320	507
North America [Member] | Off-Highway Segment [Member]
Net sales	58	98	132	156
North America [Member] | Power Technologies Segment [Member]
Net sales	62	139	185	280
Europe [Member]
Net sales	397	713	1,011	1,391
Europe [Member] | Light Vehicle Segment [Member]
Net sales	37	85	139	176
Europe [Member] | Commercial Vehicle Segment [Member]
Net sales	37	65	86	132
Europe [Member] | Off-Highway Segment [Member]
Net sales	259	455	608	862
Europe [Member] | Power Technologies Segment [Member]
Net sales	64	108	178	221
South America [Member]
Net sales	43	140	148	262
South America [Member] | Light Vehicle Segment [Member]
Net sales	10	38	40	71
South America [Member] | Commercial Vehicle Segment [Member]
Net sales	25	85	88	160
South America [Member] | Off-Highway Segment [Member]
Net sales	6	11	13	20
South America [Member] | Power Technologies Segment [Member]
Net sales	2	6	7	11
Asia Pacific [Member]
Net sales	159	279	384	530
Asia Pacific [Member] | Light Vehicle Segment [Member]
Net sales	52	121	142	243
Asia Pacific [Member] | Commercial Vehicle Segment [Member]
Net sales	17	33	39	69
Asia Pacific [Member] | Off-Highway Segment [Member]
Net sales	78	110	180	188
Asia Pacific [Member] | Power Technologies Segment [Member]
Net sales	$ 12	$ 15	$ 23	$ 30