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EMPLOYEE BENEFIT PLANS - Schedule of Target Weighted-Average Asset Allocations and Fair Value (Details) - Defined benefit pension plans - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items]      
Target asset allocations (as a percent) 100.00%    
Plan assets at fair value $ 75.5 $ 70.6 $ 76.9
Total plan assets measured at fair value      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 68.6 64.5  
Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 55.1 52.6  
Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 12.7 11.1  
Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 0.8 0.8  
Alternative investments measured at net asset value      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 6.9 6.1  
Cash | Total plan assets measured at fair value      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 2.0 3.6  
Cash | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 2.0 3.6  
Cash | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 0.0 0.0  
Cash | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value $ 0.0 0.0  
Equity securities      
Defined Benefit Plan Disclosure [Line Items]      
Target asset allocations (as a percent) 31.30%    
United States equities | Total plan assets measured at fair value      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value $ 2.6 1.5  
United States equities | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 2.6 1.5  
United States equities | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 0.0 0.0  
United States equities | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 0.0 0.0  
International equities | Total plan assets measured at fair value      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 21.0 17.5  
International equities | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 21.0 17.5  
International equities | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 0.0 0.0  
International equities | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value $ 0.0 0.0  
Debt securities      
Defined Benefit Plan Disclosure [Line Items]      
Target asset allocations (as a percent) 38.90%    
United States government bonds | Total plan assets measured at fair value      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value $ 3.5 4.4  
United States government bonds | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 3.5 4.4  
United States government bonds | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 0.0 0.0  
United States government bonds | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 0.0 0.0  
International government bonds | Total plan assets measured at fair value      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 26.0 25.6  
International government bonds | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 26.0 25.6  
International government bonds | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 0.0 0.0  
International government bonds | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value $ 0.0 0.0  
Real estate      
Defined Benefit Plan Disclosure [Line Items]      
Target asset allocations (as a percent) 11.40%    
Real estate | Total plan assets measured at fair value      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value $ 8.7 7.6  
Real estate | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 0.0 0.0  
Real estate | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 8.7 7.6  
Real estate | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 0.0 0.0  
Mortgages | Total plan assets measured at fair value      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 4.0 3.5  
Mortgages | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 0.0 0.0  
Mortgages | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 4.0 3.5  
Mortgages | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 0.0 0.0  
Insurance contracts | Total plan assets measured at fair value      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 0.8 0.8  
Insurance contracts | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 0.0 0.0  
Insurance contracts | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value 0.0 0.0  
Insurance contracts | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Plan assets at fair value $ 0.8 $ 0.8 $ 0.9
Other      
Defined Benefit Plan Disclosure [Line Items]      
Target asset allocations (as a percent) 18.40%