v3.25.4

Summary of Significant Accounting Policies - Collaborative Arrangements (Details) - Collaborative Arrangement, Transaction with Party to Collaborative Arrangement | 12 Months Ended
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Jan. 03, 2026
Cost -plus contract |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |
Profit allocation percentage | 50.00%
Fixed-price contract |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |
Profit allocation percentage | 50.00%

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- Definition Revenue With Contract From Customer, Profit Allocation, Percentage + References No definition available. + Details
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Namespace Prefix: | txt_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

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- 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 808 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479402/808-10-50-1 + Details
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Balance Type: | na
Period Type: | duration

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- Details
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |