LEASES AND COMMITMENTS - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Lessee, Lease, Description [Line Items]
Operating leases	$ 27	$ 152
Operating lease costs	57	29	$ 24
Operating cash flows for operating leases	54	29	24
Short-term lease costs	21	21	$ 18
Delphi Technologies
Lessee, Lease, Description [Line Items]
Operating leases	$ 6	$ 159