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Revenue Recognition - Deferred Revenue (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Movement in Deferred Revenue [Roll Forward]    
Balance at beginning of period $ 111.3 $ 110.3
New contracts sold 12.2 14.2
Revenue recognized on existing contracts (13.4) (12.2)
Balance at end of period $ 110.1 $ 112.3