v3.26.1
Unrestricted Subsidiaries - Schedule of Financial Information (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Mar. 31, 2026
Dec. 31, 2025
Jun. 30, 2025
Mar. 31, 2025
Dec. 31, 2024
Schedule of Equity Method Investments            
Cash and cash equivalents $ 109.8   $ 125.1      
Restricted cash 40.0   80.0      
Accounts receivable, net: 417.0   224.4      
Inventory 421.0   385.2      
Prepaid expenses and other current assets 35.0   28.3      
Property, plant and equipment, net 1,321.2   1,353.0      
Operating lease right-of-use assets     224.2      
Other noncurrent assets, net 458.8   104.7      
Accounts payable 372.1   281.5      
Other taxes payable     17.7      
Other current liabilities 109.2   21.1      
Current portion of operating lease liabilities     64.2      
Current portion of long-term debt 33.5   156.2      
Other long-term liabilities 247.3   258.0      
Long-term operating lease liabilities     161.4      
Long-term debt, less current portion 2,225.2   2,077.3      
Redeemable noncontrolling interest 250.6   245.6      
Stockholders' equity (1,137.1) $ (1,043.2) (732.7) $ (1,009.7) $ (862.3) $ (711.9)
Eliminations            
Schedule of Equity Method Investments            
Cash and cash equivalents 0.0   0.0      
Restricted cash 0.0   0.0      
Accounts receivable, net: 0.0   0.0      
Inventory 0.0   0.0      
Prepaid expenses and other current assets 0.0   0.0      
Property, plant and equipment, net 0.0   0.0      
Operating lease right-of-use assets     0.0      
Other noncurrent assets, net 0.0   0.0      
Accounts payable (310.0)   (299.7)      
Other taxes payable     0.0      
Other current liabilities 0.0   0.0      
Current portion of operating lease liabilities     0.0      
Current portion of long-term debt 0.0   0.0      
Other long-term liabilities 0.0          
Long-term operating lease liabilities     0.0      
Long-term debt, less current portion (97.8)   (97.8)      
Redeemable noncontrolling interest 0.0   0.0      
Stockholders' equity (156.9)   (156.9)      
Parent Company and Restricted Subsidiaries            
Schedule of Equity Method Investments            
Cash and cash equivalents 8.1   7.6      
Restricted cash 0.0   0.0      
Accounts receivable, net: 383.7   206.4      
Inventory 371.0   341.0      
Prepaid expenses and other current assets 25.8   21.5      
Property, plant and equipment, net 614.9   637.7      
Operating lease right-of-use assets     216.9      
Other noncurrent assets, net 427.9   92.7      
Accounts payable 352.9   236.3      
Other taxes payable     15.5      
Other current liabilities 105.8   16.1      
Current portion of operating lease liabilities     61.9      
Current portion of long-term debt 33.3   156.1      
Other long-term liabilities 243.2          
Long-term operating lease liabilities     156.4      
Long-term debt, less current portion 1,409.0   1,281.4      
Redeemable noncontrolling interest 0.0   0.0      
Stockholders' equity (450.1)   (78.6)      
Unrestricted Subsidiaries            
Schedule of Equity Method Investments            
Cash and cash equivalents 101.7   117.5      
Restricted cash 40.0   80.0      
Accounts receivable, net: 33.3   18.0      
Inventory 50.0   44.2      
Prepaid expenses and other current assets 9.2   6.8      
Property, plant and equipment, net 706.3   715.3      
Operating lease right-of-use assets     7.3      
Other noncurrent assets, net 30.9   12.0      
Accounts payable 329.2   344.9      
Other taxes payable     2.2      
Other current liabilities 3.4   5.0      
Current portion of operating lease liabilities     2.3      
Current portion of long-term debt 0.2   0.1      
Other long-term liabilities 4.1          
Long-term operating lease liabilities     5.0      
Long-term debt, less current portion 914.0   893.7      
Redeemable noncontrolling interest 250.6   245.6      
Stockholders' equity $ (530.1)   $ (497.2)