COMMITMENTS AND CONTINGENCIES 8 (Details) € in Millions, $ in Millions	7 Months Ended
	Jul. 30, 2020 USD ($)	May 31, 2020 USD ($)	Mar. 31, 2020 USD ($)	Mar. 31, 2020 EUR (€)
Resideo [Member] | Environmental Liabilities [Member]
Loss Contingencies [Line Items]
Indemnification and reimbursement agreement annual cap			$ 140
Indemnification and reimbursement agreement minimum amount			25
Reimbursements from indemnification and reimbursement agreement			35
Reimbursement receivable indemnification and reimbursement agreement			(34)
Indemnity and reimbursement receivable recorded In Other Current Assets			140
Indemnity and reimbursement receivable recorded In Other Assets			444
Resideo [Member] | Environmental Liabilities [Member] | Forecast [Member]
Loss Contingencies [Line Items]
Reimbursements from indemnification and reimbursement agreement	$ 35
Indemnification And Reimbursement Agreement Royalty Income	$ 7
Garrett [Member] | Bendix Asbestos Loss Contingency Liability [Member]
Loss Contingencies [Line Items]
Indemnification and reimbursement agreement annual cap			175	€ 150
Indemnification and reimbursement agreement minimum amount			25
Reimbursements from indemnification and reimbursement agreement			36
Reimbursement receivable indemnification and reimbursement agreement			(13)
Indemnity and reimbursement receivable recorded In Other Current Assets			112
Indemnity and reimbursement receivable recorded In Other Assets			$ 901
Garrett [Member] | Bendix Asbestos Loss Contingency Liability [Member] | Forecast [Member]
Loss Contingencies [Line Items]
Reimbursements from indemnification and reimbursement agreement		$ 2
Indemnification And Reimbursement Agreement Mandatory Transition Tax Reimbursement		$ 18