v3.26.1
Selected Balance Sheet Information: Accounts Receivable (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Jun. 30, 2025
Dec. 31, 2024
Selected Balance Sheet Information [Abstract]        
Billed Accounts Receivable $ 193.6 $ 223.3    
Unbilled Revenue 90.8 168.1    
Less: Allowance for Credit Losses (2.3) (2.4) $ (3.7) $ (2.1)
Account Receivable, net $ 282.1 $ 389.0