Quarterly report [Sections 13 or 15(d)]

Business Segments - Summary of Reconciles Total Adjusted EBITDA for Reportable Segments to Net Income (Details)

v3.25.2
Business Segments - Summary of Reconciles Total Adjusted EBITDA for Reportable Segments to Net Income (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Segment Reporting [Abstract]        
Adjusted EBITDA $ 78.6 $ 135.6 $ 208.1 $ 295.5
Interest expense, net (35.1) (39.6) (71.0) (77.2)
Depreciation, depletion and amortization (104.7) (103.4) (210.7) (216.2)
Income tax benefit (expense) (4.4) 23.7 (4.7) 23.4
Gain (loss) on disposal of assets, net (5.2) (0.3) (8.6) 1.1
Loss on extinguishment of debt       (0.8)
Provision for credit losses, net of recoveries (12.8)   (12.8)  
Stock-based compensation (2.0) (2.9) (3.1) (5.0)
Lease termination (0.8)   (0.8)  
Transaction costs (3.3)   (3.5)  
Severance charges (0.4) (1.1) (0.4) (1.8)
Acquisition and integration costs (0.1) (2.9) (0.2) (3.1)
Supply commitment charges       (0.2)
Impairment of goodwill   (67.7)   (67.7)
Gain on insurance recoveries   3.2   3.2
Litigation expenses and accruals for legal contingencies (2.8) (9.2) (4.4) (14.0)
Gain (loss) on investments, net (10.5) (1.0) (6.8) 0.2
Net loss $ (103.5) $ (65.6) $ (118.9) $ (62.6)