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INFORMATION ON REPORTABLE SEGMENTS AND OTHER OPERATING SEGMENT (Details) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 03, 2021 USD ($) country | Jun. 27, 2020 USD ($) | Jul. 03, 2021 USD ($) segment country | Jun. 27, 2020 USD ($)
Information on reportable segments and other operating segments |  |  |  |
Number of countries in which entity operates (over 15 countries) | country | 15 |  | 15 |
Number of countries in which entity sells its products and services (over 100 countries) | country | 100 |  | 100 |
Number of reportable segments | segment |  |  | 2 |
Revenues: |  |  |  |
Revenues | $ 296.7 | $ 258.0 | $ 584.6 | $ 514.8
Income (loss): |  |  |  |
Consolidated operating income | 12.9 | 17.5 | 32.9 | 33.6
Special charges, net | (0.7) | (1.0) | (1.4) | (1.3)
Other operating income | (2.7) | 0.0 | (2.7) | 0.4
Operating Segments |  |  |  |
Revenues: |  |  |  |
Revenues | 296.7 | 258.0 | 584.6 | 514.8
Income (loss): |  |  |  |
Consolidated operating income | 32.9 | 31.3 | 70.6 | 62.9
Corporate expense |  |  |  |
Income (loss): |  |  |  |
Consolidated operating income | (13.3) | (9.7) | (27.5) | (22.0)
Special charges, net | 0.0 | (0.5) | 0.0 | (0.5)
Segment Reconciling Items |  |  |  |
Income (loss): |  |  |  |
Long-term incentive compensation expense | (3.3) | (3.1) | (6.1) | (6.4)
Special charges, net | (0.7) | (1.0) | (1.4) | (1.3)
Other operating income | (2.7) | 0.0 | (2.7) | 0.4
Recorded charges related to asbestos product liability matters | 2.7 |  | 2.7 |
Gain on revisions to estimates of certain liabilities |  |  |  | 0.4
HVAC reportable segment |  |  |  |
Revenues: |  |  |  |
Revenues | 185.4 | 165.2 | 361.0 | 328.0
HVAC reportable segment | Operating Segments |  |  |  |
Revenues: |  |  |  |
Revenues | 185.4 | 165.2 | 361.0 | 328.0
Income (loss): |  |  |  |
Consolidated operating income | 25.4 | 19.6 | 47.7 | 37.3
Special charges, net | (0.2) | (0.4) | (0.2) | (0.5)
Detection and Measurement reportable segment |  |  |  |
Revenues: |  |  |  |
Revenues | 111.2 | 92.1 | 222.8 | 184.0
Detection and Measurement reportable segment | Operating Segments |  |  |  |
Revenues: |  |  |  |
Revenues | 111.2 | 92.1 | 222.8 | 184.0
Income (loss): |  |  |  |
Consolidated operating income | 11.4 | 16.0 | 31.4 | 34.2
Special charges, net | (0.4) | (0.1) | (0.6) | (0.1)
Other |  |  |  |
Revenues: |  |  |  |
Revenues | 0.1 | 0.7 | 0.8 | 2.8
Other | Operating Segments |  |  |  |
Revenues: |  |  |  |
Revenues | 0.1 | 0.7 | 0.8 | 2.8
Income (loss): |  |  |  |
Consolidated operating income | (3.9) | (4.3) | (8.5) | (8.6)
Special charges, net | $ (0.1) | $ 0.0 | $ (0.6) | $ (0.2)

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