CONDENSED CONSOLIDATED STATEMENTS OF REDEEMABLE NONCONTROLLING INTEREST AND SHAREHOLDERS' EQUITY - USD ($) $ in Millions	Total	Total Flex Ltd. Shareholders' Equity	Ordinary Shares	Accumulated Deficit	Unrealized Gain (Loss) on Derivative Instruments and Other	Foreign Currency Translation Adjustments	Total Accumulated Other Comprehensive Loss	Noncontrolling Interest
Redeemable noncontrolling interests, beginning balance at Mar. 31, 2022	$ 78
Increase (Decrease) in Temporary Equity
Net income	12
Redeemable noncontrolling interests, ending balance at Sep. 30, 2022	90
Beginning balance (in shares) at Mar. 31, 2022			461,000,000
Beginning balance at Mar. 31, 2022	4,129	$ 4,129	$ 5,664	$ (1,353)	$ (66)	$ (116)	$ (182)	$ 0
Increase (Decrease) in Shareholders' Equity
Repurchase of Flex Ltd. ordinary shares at cost (in shares)			(15,000,000)
Repurchase of Flex Ltd. ordinary shares at cost	(253)	(253)	$ (253)
Issuance of Flex Ltd. vested shares under restricted share unit awards (in shares)			8,000,000
Net income	421	421		421
Stock-based compensation	53	53	$ 53
Total other comprehensive gains (loss)	(170)	(170)			(7)	(163)	(170)
Ending balance (in shares) at Sep. 30, 2022			454,000,000
Ending balance at Sep. 30, 2022	4,180	4,180	$ 5,464	(932)	(73)	(279)	(352)	0
Redeemable noncontrolling interests, beginning balance at Jul. 01, 2022	84
Increase (Decrease) in Temporary Equity
Net income	6
Redeemable noncontrolling interests, ending balance at Sep. 30, 2022	90
Beginning balance (in shares) at Jul. 01, 2022			458,000,000
Beginning balance at Jul. 01, 2022	4,091	4,091	$ 5,509	(1,164)	(67)	(187)	(254)	0
Increase (Decrease) in Shareholders' Equity
Repurchase of Flex Ltd. ordinary shares at cost (in shares)			(4,000,000)
Repurchase of Flex Ltd. ordinary shares at cost	(72)	(72)	$ (72)
Net income	232	232		232
Stock-based compensation	27	27	$ 27
Total other comprehensive gains (loss)	(98)	(98)			(6)	(92)	(98)
Ending balance (in shares) at Sep. 30, 2022			454,000,000
Ending balance at Sep. 30, 2022	4,180	4,180	$ 5,464	(932)	(73)	(279)	(352)	0
Redeemable noncontrolling interests, beginning balance at Mar. 31, 2023	0
Redeemable noncontrolling interests, ending balance at Sep. 29, 2023	$ 0
Beginning balance (in shares) at Mar. 31, 2023	450,122,691		450,000,000
Beginning balance at Mar. 31, 2023	$ 5,706	5,351	$ 6,105	(560)	(14)	(180)	(194)	355
Increase (Decrease) in Shareholders' Equity
Repurchase of Flex Ltd. ordinary shares at cost (in shares)			(20,000,000)
Repurchase of Flex Ltd. ordinary shares at cost	(506)	(506)	$ (506)
Issuance of Flex Ltd. vested shares under restricted share unit awards (in shares)			8,000,000
Nextracker follow on sales and related transactions	499	607	$ 607					(108)
Net income	617	414		414				203
Stock-based compensation	86	86	$ 86
Total other comprehensive gains (loss)	$ (46)	(46)			1	(47)	(46)
Ending balance (in shares) at Sep. 29, 2023	437,913,956		438,000,000
Ending balance at Sep. 29, 2023	$ 6,356	5,906	$ 6,292	(146)	(13)	(227)	(240)	450
Redeemable noncontrolling interests, beginning balance at Jun. 30, 2023	0
Redeemable noncontrolling interests, ending balance at Sep. 29, 2023	0
Beginning balance (in shares) at Jun. 30, 2023			449,000,000
Beginning balance at Jun. 30, 2023	5,786	5,406	$ 5,949	(374)	20	(189)	(169)	380
Increase (Decrease) in Shareholders' Equity
Repurchase of Flex Ltd. ordinary shares at cost (in shares)			(11,000,000)
Repurchase of Flex Ltd. ordinary shares at cost	(309)	(309)	$ (309)
Nextracker follow on sales and related transactions	499	607	607					(108)
Net income	406	228		228				178
Stock-based compensation	45	45	$ 45
Total other comprehensive gains (loss)	$ (71)	(71)			(33)	(38)	(71)
Ending balance (in shares) at Sep. 29, 2023	437,913,956		438,000,000
Ending balance at Sep. 29, 2023	$ 6,356	$ 5,906	$ 6,292	$ (146)	$ (13)	$ (227)	$ (240)	$ 450