v3.25.4

TRADE RECEIVABLES SALES PROGRAMS (Details) - Sales of Receivables to Third Party Banks - USD ($) $ in Billions	Dec. 31, 2025	Mar. 31, 2025	Dec. 31, 2024
Trade Receivables Securitization disclosures
Receivables sold but not yet collected from banking institutions	$ 0.6	$ 0.7
Company's accounts receivables sold to third-party	$ 2.3		$ 3.0

X

- Definition

This amount represents the amount of accounts receivable sold to third party financial institutions in relation to the company's accounts receivable factoring programs.

+ References

No definition available.

+ Details

Name:	flex_AccountsReceivableFactoredToBankingInstitutions
Namespace Prefix:	flex_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

This amount represents the total amount of accounts receivable sold by the company to a third party.

+ References

No definition available.

+ Details

Name:	flex_TradeAccountsReceivableSoldToThirdParty
Namespace Prefix:	flex_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 860
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481326/860-20-50-3

+ Details

Name:	us-gaap_SecuritizationFinancialAssetForWhichTransferIsAccountedAsSaleLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=flex_SaleOfReceivablesToThirdPartyBanksMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: