REVENUE RECOGNITION - Reconciliation of Contract Balances (Details) - USD ($) $ in Millions		3 Months Ended
		Jun. 30, 2023	Jun. 30, 2022	Mar. 31, 2023
Reconciliation of Contract Balances
Accounts receivable (net of allowances for expected credit losses of $29 at June 30, 2023 and $32 at March 31, 2023)		$ 1,490		$ 1,523
Contract assets	[1]	31		30
Deferred income (current)		785		820
Deferred income (noncurrent)		334		362
Accounts receivable, allowances		29		32
Unbilled receivable		410		$ 384
Revenue recognized that was included in deferred income at the beginning of the period		$ 188	$ 246

[1] Contract assets represent goods or services delivered by the Company which give the Company the right to consideration that is typically subject to milestone completion or client acceptance and are included within prepaid expenses and other current assets in the Consolidated Balance Sheet.