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Special Charges, Net (Tables)
 12 Months Ended
Dec. 31, 2022
Restructuring and Related Activities [Abstract]  
Schedule of Special Charges by Expense Type
Special charges for the years ended December 31, 2022, 2021 and 2020 are described in more detail below and in the applicable sections that follow:
Years Ended December 31,
202220212020
Employee termination costs$0.1 $1.0 $1.0 
Other cash costs, net— — 1.0 
Non-cash asset write-downs0.3 — 0.4 
Total$0.4 $1.0 $2.4 
Schedule of Special Charges
2022 Charges:
Employee
Termination
Costs		Other
Cash Costs, Net		Non-Cash
Asset
Write-downs		Total
Special
Charges
HVAC reportable segment$0.1 $— $— $0.1 
Detection and Measurement reportable segment— — 0.3 0.3 
Corporate— — — — 
Total$0.1 $— $0.3 $0.4 
2021 Charges:
Employee
Termination
Costs		Other
Cash Costs, Net		Non-Cash
Asset
Write-downs		Total
Special
Charges
HVAC reportable segment$0.1 $— $— $0.1 
Detection and Measurement reportable segment0.9 — — 0.9 
Corporate— — — — 
Total$1.0 $— $— $1.0 
2020 Charges:
Employee
Termination
Costs		Other
Cash Costs, Net		Non-Cash
Asset
Write-downs		Total
Special
Charges
HVAC reportable segment$0.5 $— $— $0.5 
Detection and Measurement reportable segment0.3 — — 0.3 
Corporate0.2 1.0 0.4 1.6 
Total$1.0 $1.0 $0.4 $2.4 
Schedule of the Analysis of the Company's Restructuring Liabilities
The following is an analysis of our restructuring liabilities for the years ended December 31, 2022, 2021 and 2020:
202220212020
Balance at beginning of year$0.3 $0.9 $0.4 
Special charges (1)
0.1 1.0 2.0 
Utilization — cash(0.4)(1.6)(1.5)
Balance at the end of year$— $0.3 $0.9 
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(1)The years ended December 31, 2022, 2021 and 2020 excluded $0.3, $0.0 and $0.4, respectively, of non-cash charges that impacted special charges but not the restructuring liabilities.