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v3.22.2.2

NEW ACCOUNTING STANDARDS (Details) - shares shares in Millions | 3 Months Ended | 9 Months Ended
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Oct. 01, 2022 | Oct. 01, 2022
Accounting Policies [Abstract] |  |
Increase in weighted-average shares outstanding (in shares) | 4.1 | 4.1

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- Definition Increase In Weighted-Average Shares Outstanding + References No definition available. + Details
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Namespace Prefix: | swk_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

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