v3.26.3
Stockholders' Equity (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended 9 Months Ended
Sep. 09, 2026
Sep. 30, 2026
Jun. 30, 2026
Mar. 31, 2026
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Sep. 30, 2026
Sep. 30, 2025
Jun. 20, 2023
Class of Stock [Line Items]                    
Stock Issued During Period, Shares, New Issues               278,114 1,415,924  
Stock Issued During Period, Value, Gross               $ 55.0 $ 143.2  
Stock Issued During Period, Value, Net               54.2 140.1  
Direct Costs of Stock Issuance               0.1 0.6  
Preferred Stock, Par Value Per Share                   $ 1.00
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation     $ (0.3) $ (0.3) $ (0.4) $ (2.2) $ (0.3)      
Share-Based Payment Arrangement, Reclassification From Equity To Liability     0.8              
Payments for Share-Based Compensation Arrangement Reclassification   $ 0.2     2.2          
Share-Based Payment Arrangement, Reclassification From Equity To Liability, Increase In SGA Expense   17.2     3.6          
Warrants and Rights Outstanding $ 500.0                  
Proceeds from Issuance of Warrants $ 11.2             $ 493.8 $ 0.0  
Pre Funded Warrant [Member]                    
Class of Stock [Line Items]                    
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 2,005,513                  
Warrant [Member]                    
Class of Stock [Line Items]                    
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 6,992,382                  
Minimum [Member]                    
Class of Stock [Line Items]                    
Purchase Price Increase Per Share                   160.38
Maximum [Member]                    
Class of Stock [Line Items]                    
Purchase Price Increase Per Share                   $ 1,143.95
Common Class A [Member]                    
Class of Stock [Line Items]                    
Stock Issued During Period, Shares, New Issues 500,000                  
Preferred Stock [Member]                    
Class of Stock [Line Items]                    
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation     0.0 0.0 0.0 0.0 0.0      
Share-Based Payment Arrangement, Reclassification From Equity To Liability     0.0              
Common Stock [Member] | Common Class A [Member]                    
Class of Stock [Line Items]                    
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation     0.0 0.0 0.0 0.0 0.0      
Share-Based Payment Arrangement, Reclassification From Equity To Liability     0.0              
Excess of Capital over Par Value [Member]                    
Class of Stock [Line Items]                    
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation   $ (0.3) (0.3) $ (0.3) $ (0.4) $ (2.2) $ (0.3)      
Share-Based Payment Arrangement, Reclassification From Equity To Liability     $ 0.8