XML 111 R89.htm IDEA: XBRL DOCUMENT
v3.20.4

CAPITAL STOCK - Additional Information, Preferred Stock Purchase Rights (Detail) - $ / shares |  |  | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Jan. 02, 2021 | May 11, 2017 | Nov. 30, 2019 | Jan. 02, 2021 | Jan. 02, 2021
Class of Stock [Line Items] |  |  |  |  |
Preferred stock conversion rate number of common stock shares | $ 5.2269 | $ 6.1627 | $ 5.2263 | $ 5.2263 | $ 6.7504

X
- Definition Preferred Stock Conversion Rate Number Of Common Stock Shares + References No definition available. + Details
Name: | swk_PreferredStockConversionRateNumberOfCommonStockShares
Namespace Prefix: | swk_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

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