Quarterly report [Sections 13 or 15(d)]

Basis of Presentation and Significant Accounting Policies - Income Taxes and Share Repurchases (Details)

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Basis of Presentation and Significant Accounting Policies - Income Taxes and Share Repurchases (Details) - USD ($)
$ in Millions
Sep. 30, 2025
Jun. 30, 2025
Basis of Presentation and Significant Accounting Policies    
Income tax interest or penalties charged $ 0.0  
Treasury stock (in dollars) 0.0  
Carrying amount attributable to parent $ 20.0 $ 20.0