CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (LOSS)
Net income (loss)	$ (106)	$ (731)	$ (637)	$ (1,810)
Other comprehensive income (loss), before tax:
Foreign currency translation adjustments	260	400	(229)	290
Unrealized gains (losses) arising during the period	(4)	1	(9)	4
Reclassification of (gains) losses to net income	2	(1)	1	(1)
Total unrealized gains (losses) on cash flow hedges	(2)	1	(8)	3
Retirement-related benefit plans:
Prior service costs (credits)		1		1
Net gains (losses) arising during the period		72		67
Curtailments and settlements		3		3
Amortization of net (gains) losses	10	19	30	41
Total retirement-related benefit plans	10	94	30	112
Other comprehensive income (loss), before tax	267	495	(207)	405
Income tax (expense) benefit related to items of other comprehensive income (loss)	(3)	(24)	(7)	(29)
Other comprehensive income (loss), net of tax	265	470	(214)	375
Total comprehensive income (loss)	$ 159	$ (262)	$ (850)	$ (1,435)