CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2019
Income Statement [Abstract]
Net sales	$ 24,124.0	$ 24,210.0	$ 26,211.0
Cost of sales	22,349.0	22,681.0	24,594.0
Restructuring charges	88.0	190.0	99.0
Gross profit	1,687.0	1,339.0	1,518.0
Selling, general and administrative expenses	817.0	834.0	953.0
Intangible amortization	61.8	64.1	74.4
Restructuring charges	13.0	26.0	14.0
Interest, net	148.0	174.0	175.0
Other charges (income), net	(67.0)	82.0	120.0
Income before income taxes	714.0	159.0	182.0
Provision for income taxes	101.0	71.0	89.0
Net income	$ 613.0	$ 88.0	$ 93.0
Earnings per share:
Basic (in dollars per share)	$ 1.23	$ 0.17	$ 0.18
Diluted (in dollars per share)	$ 1.21	$ 0.17	$ 0.18
Weighted-average shares used in computing per share amounts:
Basic (in shares)	499	509	527
Diluted (in shares)	506	512	530