v3.25.4
Business Description And Significant Accounting Policies: Schedule of Intangible Assets (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Finite-Lived Intangible Assets [Roll Forward]      
Intangible assets, net, beginning balance $ 7.6 $ 8.4 $ 9.6
Intangible assets, Additions 0.0 0.3 0.0
Intangible assets, amortization expense (1.2) (1.1) (1.2)
Intangible assets, net, ending balance 6.4 $ 7.6 $ 8.4
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]      
Future Amortization Expense, Year Five $ 1.2    
Minimum      
Finite-Lived Intangible Assets [Line Items]      
Finite-Lived Intangible Assets, Useful Life 2 years    
Maximum      
Finite-Lived Intangible Assets [Line Items]      
Finite-Lived Intangible Assets, Useful Life 16 years