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Fair Value Measurements - Nonrecurring Basis - Investment in Ionada (Details) - Ionada - USD ($)
$ in Millions
Sep. 30, 2025
Dec. 31, 2024
Assets measured at fair value on a nonrecurring basis    
Ownership interest (as a percent) 12.00% 12.00%
Carrying value of investment $ 5.5 $ 5.5
Cumulative transaction costs 0.5 $ 0.5
Equity investment    
Assets measured at fair value on a nonrecurring basis    
Upward adjustments 0.0  
Impairments 0.0  
Downward adjustments $ 0.0