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GOODWILL AND OTHER INTANGIBLE ASSETS - Goodwill (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Oct. 02, 2021 | Oct. 02, 2021 | Dec. 31, 2020
Changes in the carrying amount of goodwill |  |  |
Gross goodwill, beginning of the period |  | $ 843.7 |
Accumulated impairment, balance at the beginning of the period |  | (475.1) |
Goodwill, balance at the beginning of the period |  | 368.6 |
Goodwill Resulting from Business Combinations |  | 64.2 |
Impairments |  | 0.0 |
Accumulated impairment |  | (23.3) |
Goodwill, impairment, net of accumulation |  | (23.3) |
Gross goodwill related to foreign currency translation |  | (10.1) |
Accumulated impairments related to foreign currency translation |  | 4.6 |
Goodwill related to foreign currency translation |  | (5.5) |
Gross goodwill, end of the period | $ 897.8 | 897.8 |
Accumulated impairment, balance at the end of the period | (493.8) | (493.8) |
Goodwill, balance at the end of the period | 404.0 | 404.0 |
Sealite Acquisition |  |  |
Changes in the carrying amount of goodwill |  |  |
Goodwill Resulting from Business Combinations |  | 38.5 |
Enterprise Control Systems Ltd |  |  |
Changes in the carrying amount of goodwill |  |  |
Goodwill Resulting from Business Combinations |  | 20.6 |
Contingent consideration liability | 8.2 | 8.2 |
ULC Robotics |  |  |
Changes in the carrying amount of goodwill |  |  |
Goodwill Resulting from Business Combinations |  | 3.1 |
Contingent consideration liability |  |  | $ 24.3
ULC Robotics | Goodwill |  |  |
Changes in the carrying amount of goodwill |  |  |
Impairments | (23.3) |  |
ULC Robotics | Other Operating Income (Expense) |  |  |
Changes in the carrying amount of goodwill |  |  |
Impairments | (24.3) |  |
Sensors & Software |  |  |
Changes in the carrying amount of goodwill |  |  |
Goodwill Resulting from Business Combinations |  | 2.0 |
HVAC reportable segment |  |  |
Changes in the carrying amount of goodwill |  |  |
Gross goodwill, beginning of the period |  | 492.2 |
Accumulated impairment, balance at the beginning of the period |  | (340.6) |
Goodwill, balance at the beginning of the period |  | 151.6 |
Goodwill Resulting from Business Combinations |  | 0.0 |
Impairments |  | 0.0 |
Goodwill, impairment, net of accumulation |  | 0.0 |
Gross goodwill related to foreign currency translation |  | (6.5) |
Accumulated impairments related to foreign currency translation |  | 4.5 |
Goodwill related to foreign currency translation |  | (2.0) |
Gross goodwill, end of the period | 485.7 | 485.7 |
Accumulated impairment, balance at the end of the period | (336.1) | (336.1) |
Goodwill, balance at the end of the period | 149.6 | 149.6 |
Detection and Measurement reportable segment |  |  |
Changes in the carrying amount of goodwill |  |  |
Gross goodwill, beginning of the period |  | 351.5 |
Accumulated impairment, balance at the beginning of the period |  | (134.5) |
Goodwill, balance at the beginning of the period |  | 217.0 |
Goodwill Resulting from Business Combinations |  | 64.2 |
Impairments |  | 0.0 |
Accumulated impairment |  | (23.3) |
Goodwill, impairment, net of accumulation |  | (23.3) |
Gross goodwill related to foreign currency translation |  | (3.6) |
Accumulated impairments related to foreign currency translation |  | 0.1 |
Goodwill related to foreign currency translation |  | (3.5) |
Gross goodwill, end of the period | 412.1 | 412.1 |
Accumulated impairment, balance at the end of the period | (157.7) | (157.7) |
Goodwill, balance at the end of the period | 254.4 | 254.4 |
Other |  |  |
Changes in the carrying amount of goodwill |  |  |
Gross goodwill, beginning of the period |  | 0.0 |
Accumulated impairment, balance at the beginning of the period |  | 0.0 |
Goodwill, balance at the beginning of the period |  | 0.0 |
Goodwill Resulting from Business Combinations |  | 0.0 |
Impairments |  | 0.0 |
Goodwill, impairment, net of accumulation |  | 0.0 |
Gross goodwill related to foreign currency translation |  | 0.0 |
Accumulated impairments related to foreign currency translation |  | 0.0 |
Goodwill related to foreign currency translation |  | 0.0 |
Gross goodwill, end of the period | 0.0 | 0.0 |
Accumulated impairment, balance at the end of the period | 0.0 | 0.0 |
Goodwill, balance at the end of the period | $ 0.0 | $ 0.0 |

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