ACCOUNTS RECEIVABLE, NET - Accounts Receivable Rollforward (Details) $ in Millions	6 Months Ended
	Jun. 30, 2020 USD ($)
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 45
Current period provision for expected credit losses	27
Write-offs charged against the allowance for expected credit losses	(1)
Ending balance	76
Cumulative Effect, Period Of Adoption, Adjustment
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 5