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Cash, Cash Equivalents and Short-Term Investments - Narrative (Details)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2025
USD ($)
investment
Sep. 30, 2024
USD ($)
Sep. 30, 2025
USD ($)
investment
Sep. 30, 2024
USD ($)
Dec. 31, 2024
USD ($)
Cash and Cash Equivalents [Abstract]          
Cash in transit for credit and debit card transactions | $ $ 12.7   $ 12.7   $ 9.9
Number of investments in unrealized loss positions | investment 98   98    
Number of security types | investment 6   6    
Number of security types in loss position | investment 4   4    
Unrealized losses, short term investments | $ $ 1.9   $ 1.9   $ 7.2
Investment income | $ $ 7.8 $ 8.7 $ 29.1 $ 30.2