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DIVESTITURES (Detail) $ in Millions |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Nov. 02, 2020 USD ($) country | Oct. 02, 2021 USD ($) | Apr. 03, 2021 USD ($) | Jan. 02, 2021 USD ($) | Sep. 26, 2020 USD ($) | Oct. 02, 2021 USD ($) | Sep. 26, 2020 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Gain (loss) on sale of business |  | $ 0.0 |  |  | $ 0.0 | $ (3.6) | $ 0.0
Small Business in Security Segment |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Disposal of business, countries of operations | country | 5 |  |  |  |  |  |
Proceeds from sale of business | $ 60.9 |  |  |  |  |  |
Gain (loss) on sale of business |  |  |  | $ (13.5) | $ 1.6 |  | $ 2.7
Small Business in Security Segment | Oil & Gas Product Line |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Gain (loss) on sale of business |  |  |  | (17.7) |  |  |
Small Business in Security Segment | Commercial Electronic Security |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Gain (loss) on sale of business |  |  | $ (1.0) | $ 4.2 |  |  |

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