v3.25.4

Commitments and Contingencies - Letter of Credit (Details) - USD ($) $ in Millions | Jan. 03, 2026 | Dec. 28, 2024
--- | --- | ---
Commitments and Contingencies Disclosure [Abstract] |  |
Aggregate amount of outstanding letter of credit arrangements and surety bonds | $ 380 | $ 336

X
- Definition Letters of Credit and Surety Bonds Outstanding, Amount + References No definition available. + Details
Name: | txt_LettersOfCreditAndSuretyBondsOutstandingAmount
Namespace Prefix: | txt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration