v3.26.1
ACQUISITIONS - Narrative (Details)
$ in Millions
 3 Months Ended 6 Months Ended 7 Months Ended
Dec. 04, 2025
USD ($)
Jul. 17, 2025
USD ($)
Jun. 30, 2026
USD ($)
aquisition
Mar. 31, 2026
USD ($)
Dec. 31, 2025
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Business Combination [Line Items]                  
Acquisition of businesses, net of cash acquired             $ 278.1 $ 0.0  
Other long-term liabilities     $ 12.1   $ 144.1   12.1   $ 12.1
Other operating expense (income)     (28.9)     $ (7.5) (60.7) $ (7.3)  
Goodwill     2,283.3   2,033.7   2,283.3   2,283.3
Customer relationships                  
Business Combination [Line Items]                  
Weighted average useful life (in years) 8 years 8 months 15 days                
Purge Rite Intermediate, LLC                  
Business Combination [Line Items]                  
Total consideration $ 1,138.3                
Cash acquired from acquisition 14.4                
Payments to acquire businesses 1,152.7                
Acquisition of businesses, net of cash acquired 1,003.5                
Contingent consideration transferred 139.2                
Other adjustments 10.0                
Additional cash consideration 250.0                
Other long-term liabilities     206.1       206.1   206.1
Other operating expense (income)     28.8       62.0    
Other intangible assets 445.2   445.2       445.2   445.2
Adjustments, goodwill                 0.9
Goodwill $ 588.4   589.3       589.3   589.3
Purge Rite Intermediate, LLC | Customer relationships                  
Business Combination [Line Items]                  
Weighted average useful life (in years) 9 years 6 months                
Great Lakes                  
Business Combination [Line Items]                  
Total consideration   $ 203.5              
Other intangible assets   107.6              
Other assets   30.7              
Tax-deductible goodwill   $ 65.2              
Preliminary valuation adjustment, other net assets         (1.1)        
Adjustments, goodwill       $ (0.5) $ 1.1        
Initial useful lives   9 years 9 months 25 days              
Great Lakes | Minimum                  
Business Combination [Line Items]                  
Initial useful lives   5 years              
Great Lakes | Maximum                  
Business Combination [Line Items]                  
Initial useful lives   10 years              
Other Acquisitions                  
Business Combination [Line Items]                  
Total consideration     331.8            
Cash acquired from acquisition     4.7            
Payments to acquire businesses     336.5            
Acquisition of businesses, net of cash acquired     278.1            
Contingent consideration transferred     28.5            
Other adjustments     29.9            
Additional cash consideration     35.0            
Other intangible assets     67.4       67.4   67.4
Other assets     9.0       9.0   9.0
Tax-deductible goodwill     $ 93.1       $ 93.1   $ 93.1
Initial useful lives     7 years 5 months 15 days       7 years 5 months 15 days   7 years 5 months 15 days
Number of business acquired | aquisition     3            
Goodwill     $ 260.1       $ 260.1   $ 260.1
Not expected tax-deductible goodwill     167.0       167.0   167.0
Other Acquisitions | Americas                  
Business Combination [Line Items]                  
Goodwill     133.7       133.7   133.7
Other Acquisitions | Europe, Middle East, & Africa                  
Business Combination [Line Items]                  
Goodwill     $ 126.4       $ 126.4   $ 126.4
Other Acquisitions | Minimum                  
Business Combination [Line Items]                  
Initial useful lives     1 year       1 year   1 year
Other Acquisitions | Maximum                  
Business Combination [Line Items]                  
Initial useful lives     10 years       10 years   10 years